Best year time to visit Lewistown

General weather information about Lewistown

Average annual temperature is 15.0 °C

Absolute maximum temperature: 35.4 °C

Absolute minimum temperature: -8.4 °C

Number of sunny days: 179 days

Number of rainy days: 185 days

Number of snow days: 1 day

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

Lewistown air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.021.522.029.127.631.735.432.934.127.623.416.4
Average daytime temperature (°C)10.511.613.121.021.926.730.829.426.121.213.510.9
Average temperature (°C)6.76.97.715.216.821.326.024.821.616.48.87.1
Average night temperature (°C)3.52.73.210.712.016.822.121.017.912.75.14.0
Absolute minimum temperature (°C)-3.0-8.4-2.33.66.711.719.517.212.56.3-3.3-1.3

Lewistown monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.712.013.214.314.814.613.712.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.57.17.89.711.011.111.810.58.39.07.65.5
Precipitation (mm)68617210258138157101622759186
Sunny days14151716131181314202117
Rainy days17131414181923181611814
Snow days000000000010

Lewistown - weather forecast by months

Lewistown weather in januaryLewistown weather in februaryLewistown weather in marchLewistown weather in aprilLewistown weather in mayLewistown weather in juneLewistown weather in julyLewistown weather in augustLewistown weather in septemberLewistown weather in octoberLewistown weather in novemberLewistown weather in december

Best time to visit Lewistown:

The best time to visit Lewistown during the most sunny months:

  • May — 11.0(h)
  • June — 11.1(h)
  • July — 11.8(h)

The largest precipitation sum in Lewistown is at

  • June — 138(mm)
  • July — 157(mm)
  • December — 186(mm)

    • Weather forecast in the closest to Lewistown admin centers

    Weather forecast in the closest towns to Lewistown

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    Frequently asked questions

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