Saint Thomas, Us Virgin Islands Climate

Weather: 26.68°C/80.02°F, Wind SW at 4.63 km/h, 83% Humidity, 0% Chance of rain

US Virgin Islands
(Photo by JJ Shev on Unsplash)
Contents

Saint Thomas Climate Summary

Located at an elevation of 52.41 meters (171.95 feet) above sea level, Saint Thomas has a Tropical monsoon climate (Classification: Am). The city’s yearly temperature is 27.09ºC (80.76ºF) and it is -0.05% lower than US Virgin Islands’s averages. Saint Thomas typically receives about 161.78 millimeters (6.37 inches) of precipitation and has 238.0 rainy days (65.21% of the time) annually.

CountryUS Virgin Islands
Longitude-64.8940946
Latitude18.3380965
Attitude/Elevation52.41m (171.95ft)
Local timeThursday 13:42
Annual high temperature27.68ºC (81.82ºF)
Annual low temperature26.26ºC (79.27ºF)
Average annual precip.161.78mm (6.37in)
Warmest monthSeptember (29.15ºC / 84.47ºF)
Coldest MonthMarch (24.73ºC / 76.51ºF)
Wettest MonthNovember (264.96mm / 10.43in)
Driest MonthFebruary (71.77mm / 2.83in)
Number of days with rainfall (≥ 1.0 mm)238.0 days (65.21%)
Days with no rain127.0 days (34.79%)
Humidity76.35%

Climate Saint Thomas: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)28.0(82.4)28.0(82.4)28.0(82.4)29.0(84.2)29.0(84.2)30.0(86.0)30.0(86.0)30.0(86.0)30.0(86.0)30.0(86.0)30.0(86.0)29.0(84.2)30.0(86.0)
Average 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)27.68(81.82)
Daily mean °C (°F)25.89(78.6)25.64(78.15)25.57(78.03)26.1(78.98)26.88(80.38)27.65(81.77)27.95(82.31)28.29(82.92)28.52(83.34)28.4(83.12)27.55(81.59)26.6(79.88)27.09(80.76)
Average 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)26.26(79.27)
Record low °C (°F)18.0(64.4)19.0(66.2)19.0(66.2)19.0(66.2)20.0(68.0)21.0(69.8)21.0(69.8)20.0(68.0)21.0(69.8)21.0(69.8)20.0(68.0)19.0(66.2)18.0(64.4)
Average precipitation mm (inches)82.35(3.24)71.77(2.83)100.03(3.94)89.83(3.54)185.92(7.32)116.22(4.58)159.27(6.27)249.99(9.84)264.03(10.39)246.5(9.7)264.96(10.43)110.53(4.35)161.78(6.37)
Average precipitation days (≥ 1.0 mm)19.0917.015.016.019.3616.2720.8221.9123.0924.024.5520.9119.83
Average relative humidity (%)74.8375.0775.2976.1478.1378.5278.3577.9676.4875.1975.474.876.35
Mean monthly sunshine hours10.2411.1410.8411.6812.5912.7412.7911.5310.869.128.088.1110.81

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Saint Thomas in recent years.

Saint Thomas

Saint Thomas Temperature by Month

September
28.52°C | 83.34°F
October
28.4°C | 83.12°F
August
28.29°C | 82.92°F
July
27.95°C | 82.31°F
June
27.65°C | 81.77°F
November
27.55°C | 81.59°F
May
26.88°C | 80.38°F
December
26.6°C | 79.88°F
April
26.1°C | 78.98°F
January
25.89°C | 78.6°F
February
25.64°C | 78.15°F
March
25.57°C | 78.03°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature27.0°C (80.6°F)25.9°C (78.62°F)25.0°C (77.0°F)
Avg Temperature26.0°C (78.8°F)25.55°C (77.99°F)24.0°C (75.2°F)
Min Temperature26.0°C (78.8°F)25.1°C (77.18°F)24.0°C (75.2°F)
Dew PointMaxAverageMin
Dew Point23.0°C (73.4°F)20.55°C (68.99°F)16.0°C (60.8°F)
PrecipitationMaxAverageMinSum
Precipitation4.7mm | 0.19in1.13mm | 0.04in0.0mm | 0in34.9mm | 1.37in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind29.0kmh | 18.02mph19.19kmh | 11.92mph10.0kmh | 6.21mph
Gust Wind41.0kmh | 25.48mph26.29kmh | 16.34mph14.0kmh | 8.7mph
Sea Level PressureMaxAverageMin
Sea Level Pressure4.7mb1.13mb0.0mb
Saint Thomas

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
March° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-03-0125 | 77.020 | 68.07316 | 9.9430.03 | 10170.5 | 0.02
2018-03-0225 | 77.019 | 66.26915 | 9.3230.0 | 10160.8 | 0.03
2018-03-0325 | 77.019 | 66.26812 | 7.4629.91 | 10130.0 | 0.0
2018-03-0425 | 77.020 | 68.07223 | 14.2929.83 | 10102.8 | 0.11
2018-03-0524 | 75.219 | 66.26921 | 13.0529.88 | 10122.7 | 0.11
2018-03-0625 | 77.016 | 60.86016 | 9.9430.0 | 10160.0 | 0.0
2018-03-0725 | 77.018 | 64.46621 | 13.0530.06 | 10180.0 | 0.0
2018-03-0825 | 77.022 | 71.68120 | 12.4330.03 | 10171.1 | 0.04
2018-03-0926 | 78.823 | 73.48421 | 13.0530.06 | 10181.1 | 0.04
2018-03-1026 | 78.823 | 73.48128 | 17.430.06 | 10180.5 | 0.02
2018-03-1126 | 78.822 | 71.67829 | 18.0230.06 | 10180.5 | 0.02
2018-03-1226 | 78.821 | 69.87627 | 16.7830.0 | 10160.1 | 0.0
2018-03-1326 | 78.822 | 71.67718 | 11.1830.03 | 10170.1 | 0.0
2018-03-1426 | 78.822 | 71.68021 | 13.0530.03 | 10170.5 | 0.02
2018-03-1526 | 78.821 | 69.87519 | 11.8130.03 | 10170.8 | 0.03
2018-03-1626 | 78.822 | 71.67719 | 11.8130.03 | 10170.4 | 0.02
2018-03-1726 | 78.822 | 71.67717 | 10.5630.0 | 10160.8 | 0.03
2018-03-1826 | 78.821 | 69.87413 | 8.0829.94 | 10144.7 | 0.19
2018-03-1926 | 78.820 | 68.07110 | 6.2129.91 | 10130.7 | 0.03
2018-03-2026 | 78.821 | 69.87319 | 11.8129.97 | 10150.0 | 0.0
2018-03-2126 | 78.822 | 71.67824 | 14.9130.03 | 10170.1 | 0.0
2018-03-2226 | 78.822 | 71.67820 | 12.4330.03 | 10174.4 | 0.17
2018-03-2326 | 78.822 | 71.67617 | 10.5630.0 | 10164.0 | 0.16
2018-03-2426 | 78.820 | 68.07311 | 6.8430.0 | 10160.9 | 0.04
2018-03-2526 | 78.820 | 68.07416 | 9.9430.0 | 10160.2 | 0.01
2018-03-2626 | 78.821 | 69.87617 | 10.5630.0 | 10161.2 | 0.05
2018-03-2725 | 77.020 | 68.07514 | 8.729.97 | 10153.6 | 0.14
2018-03-2825 | 77.021 | 69.87522 | 13.6729.97 | 10150.9 | 0.04
2018-03-2925 | 77.019 | 66.27026 | 16.1630.0 | 10160.4 | 0.02
2018-03-3025 | 77.018 | 64.46824 | 14.9130.0 | 10160.2 | 0.01
2018-03-3125 | 77.019 | 66.26819 | 11.8129.94 | 10140.9 | 0.04

Saint Thomas 10 Year Historical Weather Data

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