US Virgin Islands Climatic Classifications

Code Description Group Number of states/regions States/regions
Am Tropical monsoon Tropical 2 Saint John Saint Thomas
Aw Tropical wet and dry or savanna Tropical 1 Saint Croix

Summary: Most regions (2) in US Virgin Islands lie in the Tropical monsoon climate zone (Köppen: Am). The mean average of annual temperatures range from a high of 27.2°C (80.96°F) in Saint Croix to a low of 27.09°C (80.76°F) in Saint Thomas.

Climate US Virgin Islands: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 26.47(79.65) 26.21(79.18) 26.13(79.03) 26.77(80.19) 27.55(81.59) 28.25(82.85) 28.52(83.34) 28.94(84.09) 29.15(84.47) 28.98(84.16) 28.14(82.65) 27.09(80.76) 29.15(84.47)
Average high °C (°F) 26.32(79.38) 26.09(78.96) 26.0(78.8) 26.65(79.97) 27.39(81.3) 28.18(82.72) 28.38(83.08) 28.78(83.8) 28.99(84.18) 28.78(83.8) 27.94(82.29) 26.99(80.58) 27.54(81.57)
Daily mean °C (°F) 25.94(78.69) 25.71(78.28) 25.64(78.15) 26.21(79.18) 26.97(80.55) 27.77(81.99) 28.03(82.45) 28.35(83.03) 28.55(83.39) 28.38(83.08) 27.56(81.61) 26.63(79.93) 27.14(80.85)
Average low °C (°F) 25.29(77.52) 25.06(77.11) 24.99(76.98) 25.61(78.1) 26.34(79.41) 27.14(80.85) 27.43(81.37) 27.78(82.0) 27.91(82.24) 27.73(81.91) 26.82(80.28) 25.95(78.71) 26.5(79.7)
Record low °C (°F) 25.06(77.11) 24.82(76.68) 24.73(76.51) 25.32(77.58) 26.05(78.89) 26.86(80.35) 27.17(80.91) 27.52(81.54) 27.69(81.84) 27.54(81.57) 26.62(79.92) 25.7(78.26) 24.73(76.51)
Average precipitation mm (inches) 76.24(3.0) 69.1(2.72) 92.88(3.66) 83.81(3.3) 163.1(6.42) 106.72(4.2) 144.12(5.67) 227.83(8.97) 240.71(9.48) 209.16(8.23) 225.0(8.86) 103.9(4.09) 145.21(5.72)
Average precipitation days (≥ 1.0 mm) 18.64 17.15 15.33 15.85 19.06 15.64 19.79 21.85 22.21 22.21 23.18 20.79 19.31
Average relative humidity (%) 74.89 75.02 75.29 76.08 78.01 78.41 78.29 77.89 76.47 75.26 75.54 74.93 76.34
Mean monthly sunshine hours 10.45 11.18 10.88 11.53 12.09 12.17 12.16 11.42 10.94 9.75 8.97 8.96 10.88

US Virgin Islands Climate Graph

US Virgin Islands’s Cities by Temperature

US Virgin Islands’s states/regions ranking by average yearly temperature:

Saint Croix
27.2°C | 80.96°F
Saint John
27.15°C | 80.87°F
Saint Thomas
27.09°C | 80.76°F

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