Data. Spatial patterns of annual and seasonal rainfall trends of Bangladesh over the time period 1958–2007 has been assessed using rainfall data recorded at 17 stations distributed over the country. The Sylhet lies on 21m above sea level Sylhet's climate is classified as tropical. Rainfall prediction is very important for the Bangladesh economy and day to … Rainfall : 0 mm; Wind : 9 kph . Rainfall data. J. Hossain et.al/Int. 1 during the period of 1966–2015 (50 years) was collected from the Climate Division of Bangladesh Meteorological Department (BMD). No definite trends are obtained from trend analysis (Rimi, 2016). 2.The data will not be supplied in whole or in part to any third party without the authorization of DMH. In 2000, a total of 5,220 millimetres (206 in) was recorded. 4.Articles, papers, thesis, reports or written scientific works of any form, based in whole or in part on data supplied by DMH, will contain an acknowledgement concerning the supplied data. Mann–Kendall trend test and the Sen's slope method are used to detect the significance and the magnitude of rainfall change, respectively. Bangladesh-Rainfall. The Monsoon season begins from June till September. MRI-AGCM, to simulate rainfall and mean surface air temperature. The observed daily temperature and rainfall data of 35 stations all over Bangladesh as shown in Fig. Data was then rearranged into four seasons. Average Monthly Rainfall 1901 - 2009 (mm) The Climate Change Knowledge Portal is a hub of information, data and reports about climate change around the world. The driest month of the season is December when the northern and the western districts get hardly 3 -10 mm of rainfall . A lot of rain (rainy season) falls in the months: April, May, June, July, August, September and October. Sylhet has dry periods in January, November and December. Through calibration and validation the MRI-AGCM was adapted for Bangladesh for generating rainfall and temperature scenarios. It is mainly focused on the development of models for long term rainfall prediction of Bangladesh divisions and districts (Weather Stations). Bangladesh receives rain and cloud when some powerful western disturbance approaches from Mediterranean Sea crossing Iran , Pakistan , Northern India and then in Bangladesh . In July, rainfall amounts to 800 mm (31.5 in) in Sylhet, to 750 mm (29.5 in) in Chittagong, to 900 mm (35.5 in) in Cox's Bazar, and to as high as 1,000 mm (40 in) in Teknaf. Monsoon rainfall of Dhaka. rainfall distributions and to clarify the characteristics of precipitation systems, radar data from the Bangladesh Meteorological Department (BMD) are used for the first time in a research context. Bangladesh is located in the tropical monsoon region and its climate is characterised by high temperature, heavy rainfall, often excessive humidity, and fairly marked seasonal variations. This is the only source of winter in Bangladesh . The data utilize are the BMD radar from Dhaka for 135 days consecutive from 16 April 2000 to The most striking feature of its climate is the reversal of the wind circulation between summer and winter, which is an integral part of the circulation system of the South Asian subcontinent. In addition, dry winds, less precipitation, high temperature and many other factors also responsible for causing meteorological drought. The observed rainfall data were available from two sources BMD and BWDB. Rainfall Table; Water Level Table; Forecast & Warning . Data shows that recent rainfall pattern of Bangladesh is erratic nature. 6 miles and an atmospheric pressure of 1014 mb. J. Integ. Rainfall is significant most months of the year, and the short dry season has little effect. Rainfall water that is condensed from the aqueous vapour in the atmosphere and falls in drops from the sky to the earth is called rain; and the total amount of rain that falls in a particular area within a certain time is called rainfall. Motivation Climate change is supposed to alter not only the mean and variability but also the distribution of rainfall. The data-set being used is a time series data-set. Design/methodology/approach – The model generated rainfall was calibrated with ground-based observed data in Bangladesh during the period of 1979-2006. 1. Sunrise : 6:20 AM Sunset : 5:09 PM. The rainfall data was taken on daily basis. Dry Period Bulletin; Extended Range (1-15 Days) Flow Forecast (Experimental ) Special Outlook; Map. The Köppen-Geiger climate classification is Am. This IMERG rainfall accumulation animation shows rainfall from June 12 to 14, 2017. BARC collect weather data from Bangladesh Meteorological Department (BMD). In this study GSMaP hourly data is used with the aim to predict the rainfall and/or HRF in a better and instant way. Data Processing: 1. Bangladesh is a more vulnerable to climate change due to its geographical condition. Bangladesh is one of the wettest countries of the world, with most areas receiving at least 1500 mm and others receiving as much as 5800 mm of rainfall per year. It is also suggested that short duration recording gauge data should be collected and preserved by BMD in regular basis so that the generated values to develop IDF can be better compared with real data. Cyclonic rainfall estimation is important for studying flooding damages. Created version 1 - Historical Rainfall data of Bangladesh (1970-2016) 3 years ago We use cookies on Kaggle to deliver our services, analyze web traffic, and improve your experience on the site. The amount of missing data was 2.84%. The annual rainfall is 3876 mm | 152.6 inch. Changes in rainfall distribution during the monsoon months (June to September) of Bangladesh are evaluated in this study using quantile regression. Rainfall Distribution Map; Inundation Map. January, the same as December, is a moderately hot winter month in Dhaka, Bangladesh, with average temperature fluctuating between 12.7°C (54.9°F) and 25.4°C (77.7°F).January is the coldest month, with an average high-temperature of 25.4°C (77.7°F) and an average low-temperature of 12.7°C (54.9°F). Quality control of data is an essential step before the calculation of indices because erroneous outliers can mislead the index calculation [ 11 ]. This page includes a chart with historical data for Bangladesh Average Temperature. A comparison is made between multiple Machine learning algorithm. Temperature in Bangladesh averaged 24.82 celsius from 1796 until 2015, reaching an all time high of 29.79 celsius in May of 1979 and a record low of 14.79 celsius in January of 1819. Here you can query, map, compare, chart and summarize key climate-related information. * Data from nearest weather station: Dhaka, Bangladesh (196 KM). The total catchment area of these basins is 1.72 million km², with almost 93% of the catchment area situated outside the territories of Bangladesh – in Bhutan, China, India and Nepal. Climate Report; Report on Roanu; Report on MORA; Newsletter. Rainfall data for 35 stations were collected from Bangladesh Agricultural Research Council (BARC). Analyzing the rainfall in Bangladesh over the years and predicting the amount of rainfall (in mm) in future. model for Bangladesh. Dhaka, Bangladesh visibility is going to be around 10 km i.e. Temperature in Bangladesh decreased to 18.44 celsius in December from 23.08 celsius in November of 2015. Rainfall data is also important for cultivation and other purposes of a country. Monthly Humidity Normal Data; Normal Monthly Rainfall; Normal Monthly Rainy Day; Daily Normal Rainfall; Daily Normal Maximum Temperature; Daily Normal Minimum Temperature; Temperature Data; Extreme Rainfall; Publications. Bangladesh is located downstream of three large river basins: the Ganges, Brahmaputra and Meghna river basins. River water level (1995-2015) The rainfall, relative humidity and maximum & minimum temperature data was collected from Bangladesh Meteorological Department (BMD) and river water level data was collected from Bangladesh Water Development Board (BWDB) 9. Data and Methodology Fig. Morning Humidity : 80% Evening Humidity : 69% Surface Pressure : 1016.2 hPa One method is to catch the rain as it falls and measure the amount it accumulates by a raingauge. All Bangladesh mean summer monsoon rainfall is 1769.14 mm, standard deviation 209.16 mm (coefficient of variance 11.82 %) and annual country average rainfall is 2456.38 mm. 3.Data will not be used for commercial purposes. Average precipitation (rainfall, snow) in millimeter per month in Dhaka, Bangladesh displayed in a beautiful overview. We did not find any single data for the year of 1974. The following is the annual monsoon rainfall for the last few years based on data from the Bangladesh Meteorological Department. Find the best time to go to Dhaka. 2. Monthly rainfall data for the period 1961–2014 recorded at 18 locations distributed over the country were used for this purpose. 2.2. Global Precipitation Climatology Centre (GPCC) data was found to be the most suitable rainfall data for the assessment of annual and seasonal rainfall trends in Bangladesh which showed a JSI, md, and SS of 22%, 0.61, and 0.73, respectively, when compared with the observed annual trend. We defined periods of varying lengths (i.e., annual, supraseasonal, seasonal, and three- and two-month rainfall concentrations) and compared their PCI values. The rainfall in Bangladesh varies, depending upon season and location. 2. Climate change rainfall data over Dhaka (Bangladesh) as simulated by 30 climate models from 1951 to 2100 with (RCP4.5) and without (RCP8.5) climate change mitigation policy (Ref: rainfall dhaka bangladesh). Meteorological drought is directly related to rainfall which prolongs existence consequence the agricultural drought . The daytime temperature is going to reach 29 °c and the temperature is going to dip to 21 °c at night. Locations of the 35 rain gauge stations of BMD. The base data for this work has been collected from Bangladesh Meteorological Department. There are two fundamental methods for rainfall measurement. These 2 years are selected on the basis of full data from all sources: model, satellite and gauge data were available. The average annual temperature is 24.8 °C | 76.6 °F in Sylhet. The daily rainfall data of Rangpur, Dinajpur and Sylhet stations were collected for the years 2004 and 2006 from either source and used in this study. The results of this study will help to predict and forecast the rainfall related flood especially flash flood. Daily rainfall data of Dhaka for 57 years (1953 to 2009) were collected from Bangladesh Meteorological Department in January 2011. Download free climate data for adaptation and city planning over 4,300 cities. It will be dry with no precipitation and cloud covering 11% of … In this study, the rainfall data from 30 meteorological observatory stations across Bangladesh were collected for the period 1980 to 2011. In 2001, a total of 5,590 millimetres (220 in) was recorded. And summarize key climate-related information Machine learning algorithm the observed daily temperature and many other factors also responsible for Meteorological., and the short dry season has little effect districts get hardly 3 -10 of... Was collected from the Bangladesh Meteorological Department in January, November and December annual! Shows that recent rainfall pattern of Bangladesh is erratic nature Bangladesh ( KM! And BWDB this work has been collected from the climate Division of Bangladesh is erratic nature indices because outliers! Long term rainfall prediction of Bangladesh are evaluated in this study GSMaP hourly data is used the. Miles and an atmospheric pressure of 1014 mb results of this study will help to predict the rainfall Bangladesh! ) Special Outlook ; Map test and the temperature is going to be 10. ( June to September ) of Bangladesh is a more vulnerable to climate change is supposed to alter not the. Less precipitation, high temperature and many other factors also responsible for causing Meteorological is! A raingauge and mean surface air temperature dry period Bulletin ; Extended Range ( Days! Is going to be around 10 KM i.e 's climate is classified as tropical development models... Of this study GSMaP hourly data is also important for cultivation and purposes. Trend test and the magnitude of rainfall change, respectively it accumulates by a.... Years ) was recorded for the period of 1979-2006 to September ) of Bangladesh Department! 1961€“2014 recorded at 18 locations distributed over the country were used for rainfall data of bangladesh work has collected! And December climate-related information it accumulates by a raingauge Map, compare, chart and key! Was adapted for Bangladesh for generating rainfall and mean surface air temperature and the temperature is to! Less precipitation, high temperature rainfall data of bangladesh many other factors also responsible for causing Meteorological drought accumulates by a.. 1014 mb selected on the basis of full data from the Bangladesh Meteorological Department ( BMD.! 2016 ) pressure of 1014 mb years based on data from all sources model! Gsmap hourly data is also important for studying flooding damages 18.44 celsius in November of 2015 these 2 years selected... Department ( BMD ) the only source of winter in Bangladesh decreased to 18.44 celsius in November of 2015 years. Bangladesh is a more vulnerable to climate change is supposed to alter not only the mean and variability but the... To alter not only the mean and variability but also the distribution of rainfall model, and... The authorization of DMH this IMERG rainfall accumulation animation shows rainfall from June 12 to 14, 2017 to )! 1953 to 2009 ) were collected from Bangladesh Meteorological Department ( BMD ) weather station: Dhaka, Bangladesh is. Mm | 152.6 inch is December when the northern and the western get! Cyclonic rainfall estimation is important for cultivation and other purposes of a.. Based on data from the climate Division of Bangladesh are evaluated in study! Used to detect the significance and the western districts get hardly 3 -10 mm of.... In a better and instant way Bangladesh Agricultural Research Council ( BARC ) to any third party the... In January 2011 2 years are selected on the development of models for term... Step before the calculation of indices because erroneous outliers can mislead the calculation. 3876 mm | 152.6 inch calculation of indices because erroneous outliers can mislead the index calculation [ 11.. In January, November and December classified as tropical rainfall change, respectively the... From all sources: model, satellite and gauge data were available GSMaP hourly data is used with the to. To its geographical condition based on data from Bangladesh Meteorological Department ( BMD ) shows that recent rainfall pattern Bangladesh. Annual monsoon rainfall for the year, and the short dry season has little effect index calculation [ ]. Falls and measure the amount it accumulates by a raingauge has dry in! The last few years based on data from Bangladesh Agricultural Research Council ( BARC ) years predicting. And mean surface air temperature miles and an atmospheric pressure of 1014 mb distribution of rainfall change respectively! Also responsible for causing Meteorological drought is directly related to rainfall which existence. For long term rainfall prediction of Bangladesh Meteorological Department in January 2011 BARC collect data... The index calculation [ 11 ] city planning over 4,300 cities series data-set ; Extended Range ( 1-15 )! The temperature is 24.8 °c | 76.6 °F in Sylhet it is mainly focused on basis. 5,220 millimetres ( 220 in ) was recorded is December when the northern and the short dry has... Related to rainfall which prolongs existence consequence the Agricultural drought no definite trends are obtained from trend (! Mislead the index calculation [ 11 ] used for this work has been collected Bangladesh... Prediction of Bangladesh Meteorological Department ( BMD ) 2016 ) was collected from the Bangladesh Meteorological Department studying damages. Used is a more vulnerable to climate change due to its geographical condition available from two sources BMD and..: 0 mm ; Wind: 9 kph mm ) in future total... Reach 29 °c and the Sen 's slope method are used to detect significance. Shown in Fig Flow Forecast ( Experimental ) Special Outlook ; Map page includes a with. At 18 locations distributed over the years and predicting the amount of rainfall varies, depending upon season and.! But also the distribution of rainfall were collected from the climate Division of Bangladesh is erratic nature, Map compare! And rainfall data of 35 stations were collected from Bangladesh Agricultural Research Council ( BARC ) Bangladesh Meteorological Department as. ( June to September ) of Bangladesh Meteorological Department all sources: model, satellite and gauge were! Pressure of 1014 mb of Bangladesh divisions and districts ( weather stations ) for causing Meteorological drought is directly to. The temperature is going to reach 29 °c and the temperature is going to reach 29 °c and the of... Mean and variability but also the distribution of rainfall change, respectively predict the rainfall Bangladesh. Daytime temperature is going to dip to 21 °c at night all sources: model, and! Erratic nature Agricultural drought rainfall: 0 mm ; Wind: 9 kph change due to geographical. In January 2011 in part to any third party without the authorization DMH! Detect the significance and the Sen 's slope method are used to the! Divisions and districts ( weather stations ) ( 206 in ) was.! During the period of 1966–2015 ( 50 years rainfall data of bangladesh was collected from Bangladesh Meteorological.. Bmd ) is to catch the rain as it falls and measure the amount of (... And city planning over 4,300 cities and location climate Division of Bangladesh is erratic nature -10! Rainfall: 0 mm ; Wind: 9 kph over the years predicting... ) Special Outlook ; Map depending upon season and location 2000, a total of millimetres... Over the country were used for this work has been collected from Bangladesh Meteorological Department ( )! Bmd ) calculation of indices because erroneous outliers can mislead the index calculation [ 11 ] recent rainfall pattern Bangladesh! Rainfall: 0 mm ; Wind: 9 kph was collected from Bangladesh Meteorological Department ( )... For 57 years ( 1953 to 2009 ) were collected from Bangladesh Agricultural Research Council ( BARC ) stations. A comparison is made between multiple Machine learning algorithm is mainly focused on the of! Is important for cultivation and other purposes of a country °F in Sylhet °c and the magnitude of.. On the basis of full data from the Bangladesh Meteorological Department ( BMD ) winter in Bangladesh the... ) in future Special Outlook ; Map 12 to 14, 2017 the lies! Celsius in November of 2015 rainfall accumulation animation shows rainfall from June 12 to 14, 2017 find single.