Jamaica Climatic Classifications

Code Description Group Number of states/regions States/regions
Aw Tropical wet and dry or savanna Tropical 14 Clarendon Hanover Kingston Manchester Portland Saint Andrew Saint Ann Saint Catherine Saint Elizabeth Saint James Saint Mary Saint Thomas Trelawny Westmoreland

Summary: Most regions (14) in Jamaica lie in the Tropical wet and dry or savanna climate zone (Köppen: Aw). The mean average of annual temperatures range from a high of 27.74°C (81.93°F) in Westmoreland to a low of 25.38°C (77.68°F) in Manchester.

Climate Jamaica: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 29.09(84.36) 28.99(84.18) 28.99(84.18) 30.22(86.4) 30.69(87.24) 31.07(87.93) 31.83(89.29) 31.98(89.56) 31.53(88.75) 30.8(87.44) 29.99(85.98) 29.44(84.99) 31.98(89.56)
Average high °C (°F) 27.17(80.91) 27.35(81.23) 27.47(81.45) 28.38(83.08) 28.88(83.98) 29.51(85.12) 29.92(85.86) 30.23(86.41) 30.16(86.29) 29.46(85.03) 28.35(83.03) 27.61(81.7) 28.71(83.68)
Daily mean °C (°F) 25.12(77.22) 25.26(77.47) 25.45(77.81) 26.46(79.63) 27.11(80.8) 27.81(82.06) 28.15(82.67) 28.37(83.07) 28.25(82.85) 27.67(81.81) 26.54(79.77) 25.72(78.3) 26.83(80.29)
Average low °C (°F) 22.18(71.92) 22.16(71.89) 22.22(72.0) 23.18(73.72) 24.07(75.33) 24.82(76.68) 25.09(77.16) 25.34(77.61) 25.2(77.36) 24.74(76.53) 23.73(74.71) 22.91(73.24) 23.8(74.84)
Record low °C (°F) 17.73(63.91) 17.58(63.64) 17.84(64.11) 18.84(65.91) 19.77(67.59) 20.59(69.06) 20.75(69.35) 20.98(69.76) 20.91(69.64) 20.54(68.97) 19.42(66.96) 18.52(65.34) 17.58(63.64)
Average precipitation mm (inches) 87.7(3.45) 77.75(3.06) 94.39(3.72) 140.5(5.53) 238.45(9.39) 166.53(6.56) 173.85(6.84) 211.57(8.33) 245.5(9.67) 271.9(10.7) 184.35(7.26) 104.48(4.11) 166.41(6.55)
Average precipitation days (≥ 1.0 mm) 15.78 15.14 16.91 19.93 23.31 18.9 20.68 23.36 24.31 25.18 20.27 16.12 19.99
Average relative humidity (%) 79.11 78.63 77.82 78.71 79.42 79.39 78.49 78.55 78.81 79.93 80.32 80.0 79.1
Mean monthly sunshine hours 8.6 10.71 10.66 12.23 12.52 12.64 12.77 12.54 12.03 8.76 7.99 8.06 10.79

Jamaica Climate Graph

Jamaica’s Cities by Temperature

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

Westmoreland
27.74°C | 81.93°F
Trelawny
27.3°C | 81.14°F
Saint James
27.3°C | 81.14°F
Hanover
27.22°C | 81.0°F
Saint Catherine
27.17°C | 80.91°F
Saint Mary
27.04°C | 80.67°F
Saint Ann
27.04°C | 80.67°F
Portland
26.85°C | 80.33°F
Saint Thomas
26.85°C | 80.33°F
Saint Andrew
26.71°C | 80.08°F
Kingston
26.6°C | 79.88°F
Clarendon
26.37°C | 79.47°F
Saint Elizabeth
25.99°C | 78.78°F
Manchester
25.38°C | 77.68°F

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