Best year time to visit West Thumb

General weather information about West Thumb

Average annual temperature is 1.4 °C

Absolute maximum temperature: 27.9 °C

Absolute minimum temperature: -25.7 °C

Number of sunny days: 145 days

Number of rainy days: 133 days

Number of snow days: 87 days

Look at detailed online map of West Thumb

* Weather data for West Thumb United States is based on climate observations for 2026 year

West Thumb air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)-0.1-1.61.014.617.221.427.927.321.216.15.73.0
Average daytime temperature (°C)-6.5-5.7-4.42.510.215.023.221.016.38.40.8-2.0
Average temperature (°C)-9.5-9.8-8.1-2.84.38.215.614.69.93.4-2.8-6.9
Average night temperature (°C)-11.4-12.4-10.7-6.3-0.22.88.19.24.7-0.1-5.2-10.1
Absolute minimum temperature (°C)-25.7-20.4-15.6-13.4-3.80.42.65.80.4-9.6-14.6-20.5

West Thumb monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.514.815.515.114.012.511.09.68.9
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)5.06.66.610.412.611.413.510.810.27.76.75.2
Precipitation (mm)367891612451387765842540
Sunny days1311611135121211141720
Rainy days144216251919191554
Snow days1713211720000287

West Thumb - weather forecast by months

West Thumb weather in januaryWest Thumb weather in februaryWest Thumb weather in marchWest Thumb weather in aprilWest Thumb weather in mayWest Thumb weather in juneWest Thumb weather in julyWest Thumb weather in augustWest Thumb weather in septemberWest Thumb weather in octoberWest Thumb weather in novemberWest Thumb weather in december

Best time to visit West Thumb:

The best time to visit West Thumb during the most sunny months:

  • May — 12.6(h)
  • June — 11.4(h)
  • July — 13.5(h)

Months with the longest average daylight duration in West Thumb:

  • June — 15.5(h)

The largest precipitation sum in West Thumb is at

  • February — 78(mm)
  • March — 91(mm)
  • August — 77(mm)
  • October — 84(mm)

    • Weather forecast in the closest to West Thumb admin centers

    Weather forecast in the closest towns to West Thumb

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    Frequently asked questions

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