Ghana Climatic Classifications

CodeDescriptionGroupNumber of states/regionsStates/regions
AwTropical wet and dry or savannaTropical10 Ashanti Brong-Ahafo Central Eastern Greater Accra Northern Upper East Upper West Volta Western

Summary: Most regions (10) in Ghana lie in the Tropical wet and dry or savanna climate zone (Köppen: Aw). The mean average of annual temperatures range from a high of 31.47°C (88.65°F) in Upper East to a low of 27.5°C (81.5°F) in Ashanti.

Climate Ghana: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)37.25(99.05)38.97(102.15)40.95(105.71)40.92(105.66)39.37(102.87)36.95(98.51)32.92(91.26)30.75(87.35)32.12(89.82)35.68(96.22)37.6(99.68)36.77(98.19)40.95(105.71)
Average high °C (°F)35.59(96.06)36.31(97.36)36.43(97.57)36.06(96.91)34.27(93.69)31.61(88.9)29.5(85.1)29.05(84.29)29.46(85.03)31.73(89.11)33.86(92.95)34.49(94.08)33.2(91.76)
Daily mean °C (°F)29.71(85.48)30.76(87.37)31.52(88.74)31.42(88.56)30.12(86.22)28.02(82.44)26.36(79.45)25.85(78.53)26.21(79.18)27.75(81.95)29.24(84.63)29.34(84.81)28.86(83.95)
Average low °C (°F)21.81(71.26)23.31(73.96)25.1(77.18)25.37(77.67)24.73(76.51)23.33(73.99)22.21(71.98)21.66(70.99)22.29(72.12)22.92(73.26)23.25(73.85)22.29(72.12)23.19(73.74)
Record low °C (°F)19.74(67.53)21.6(70.88)23.03(73.45)22.86(73.15)22.31(72.16)21.59(70.86)20.85(69.53)20.51(68.92)21.35(70.43)21.67(71.01)21.66(70.99)20.68(69.22)19.74(67.53)
Average precipitation mm (inches)13.91(0.55)33.14(1.3)60.77(2.39)70.92(2.79)102.98(4.05)109.42(4.31)109.11(4.3)98.29(3.87)150.42(5.92)125.91(4.96)45.09(1.78)19.68(0.77)78.3(3.08)
Average precipitation days (≥ 1.0 mm)4.148.1813.6713.9916.5317.2218.7417.3622.5919.1511.265.314.01
Average relative humidity (%)46.3152.0359.2264.1570.777.2881.4783.1785.1978.8566.351.4168.01
Mean monthly sunshine hours11.011.211.112.0712.1611.5110.7610.4810.229.9210.088.9410.79

Ghana Climate Graph

Ghana

Ghana’s Cities by Temperature

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

Upper East
31.47°C | 88.65°F
Northern
30.84°C | 87.51°F
Upper West
30.29°C | 86.52°F
Volta
28.91°C | 84.04°F
Brong-Ahafo
28.32°C | 82.98°F
Central
28.23°C | 82.81°F
Western
27.8°C | 82.04°F
Greater Accra
27.63°C | 81.73°F
Eastern
27.61°C | 81.7°F
Ashanti
27.5°C | 81.5°F

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