Best year time to visit Saint Thomas

General weather information about Saint Thomas

Average annual temperature is 17.5 °C

Absolute maximum temperature: 38.1 °C

Absolute minimum temperature: -5.0 °C

Number of sunny days: 187 days

Number of rainy days: 177 days

Number of snow days: 1 day

Look at detailed online map of Saint Thomas

* Weather data for Saint Thomas United States is based on climate observations for 2026 year

Saint Thomas air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)21.623.725.128.132.038.136.237.233.031.126.120.3
Average daytime temperature (°C)12.815.016.621.727.631.832.932.129.723.916.613.3
Average temperature (°C)8.39.511.415.821.825.927.727.024.118.611.18.2
Average night temperature (°C)4.55.57.011.216.320.123.223.019.014.06.84.2
Absolute minimum temperature (°C)-4.2-5.0-4.94.77.214.918.617.414.20.1-2.1-3.3

Saint Thomas monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)5.86.67.98.311.612.411.310.410.98.08.07.3
Precipitation (mm)13990214118516110511235823974
Sunny days10141417141591019232220
Rainy days2113171317152221118811
Snow days010000000000

Best time to visit Saint Thomas:

The best time to visit Saint Thomas during the most sunny months:

  • May — 11.6(h)
  • June — 12.4(h)

The largest precipitation sum in Saint Thomas is at

  • January — 139(mm)
  • March — 214(mm)
  • April — 118(mm)
  • Frequently asked questions

    When is the best time to visit Saint Thomas?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Saint Thomas.
    What is the weather like in Saint Thomas?
    See average temperature, rainfall and daylight hours for Saint Thomas by month in the table above.
    How many sunny days does Saint Thomas have?
    The monthly weather statistics above show sunshine and rainfall patterns for Saint Thomas throughout the year.