Bangladesh Climatic Classifications

CodeDescriptionGroupNumber of states/regionsStates/regions
AwTropical wet and dry or savannaTropical4 Barisal Dhaka Khulna Rajshahi
AmTropical monsoonTropical2 Chittagong Sylhet
CwaHumid subtropical, dry winterTemperate1 Rangpur

Summary: Most regions (4) in Bangladesh lie in the Tropical wet and dry or savanna climate zone (Köppen: Aw). The mean average of annual temperatures range from a high of 28.66°C (83.59°F) in Khulna to a low of 26.59°C (79.86°F) in Chittagong.

Climate Bangladesh: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)26.85(80.33)30.84(87.51)35.3(95.54)38.31(100.96)38.13(100.63)36.22(97.2)33.18(91.72)33.22(91.8)32.8(91.04)31.97(89.55)29.59(85.26)27.11(80.8)38.31(100.96)
Average high °C (°F)25.85(78.53)29.48(85.06)33.62(92.52)35.69(96.24)35.35(95.63)33.84(92.91)32.18(89.92)32.35(90.23)32.04(89.67)31.0(87.8)28.96(84.13)26.3(79.34)31.39(88.5)
Daily mean °C (°F)21.09(69.96)24.4(75.92)28.66(83.59)31.39(88.5)31.89(89.4)31.21(88.18)29.89(85.8)29.92(85.86)29.44(84.99)27.85(82.13)25.0(77.0)22.11(71.8)27.74(81.93)
Average low °C (°F)14.91(58.84)17.42(63.36)21.26(70.27)24.99(76.98)26.66(79.99)27.25(81.05)26.52(79.74)26.45(79.61)25.86(78.55)23.44(74.19)19.6(67.28)16.55(61.79)22.58(72.64)
Record low °C (°F)13.28(55.9)15.08(59.14)18.38(65.08)22.48(72.46)24.22(75.6)25.54(77.97)25.22(77.4)25.44(77.79)25.01(77.02)22.13(71.83)17.79(64.02)14.79(58.62)13.28(55.9)
Average precipitation mm (inches)2.73(0.11)9.35(0.37)16.44(0.65)73.19(2.88)132.91(5.23)213.79(8.42)270.96(10.67)201.75(7.94)190.28(7.49)95.59(3.76)17.0(0.67)3.05(0.12)102.25(4.03)
Average precipitation days (≥ 1.0 mm)0.611.43.7810.5515.2320.5623.8822.5719.9310.561.780.6210.96
Average relative humidity (%)53.0447.4448.4859.4968.1475.3481.0380.5980.4476.1366.2359.0766.29
Mean monthly sunshine hours8.598.9611.3712.3312.6412.1611.5611.6710.8610.178.948.5410.65

Bangladesh Climate Graph

Bangladesh

Bangladesh’s Cities by Temperature

Bangladesh’s states/regions ranking by average yearly temperature:

Khulna
28.66°C | 83.59°F
Rajshahi
28.49°C | 83.28°F
Barisal
28.07°C | 82.53°F
Dhaka
28.03°C | 82.45°F
Rangpur
27.35°C | 81.23°F
Sylhet
26.97°C | 80.55°F
Chittagong
26.59°C | 79.86°F

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