Best year time to visit City of Lewistown

General weather information about City of Lewistown

Average annual temperature is 8.0 °C

Absolute maximum temperature: 36.3 °C

Absolute minimum temperature: -29.7 °C

Number of sunny days: 181 days

Number of rainy days: 126 days

Number of snow days: 58 days

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

City of Lewistown air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)9.110.910.722.827.026.734.336.333.024.716.015.2
Average daytime temperature (°C)2.43.42.911.720.721.328.228.623.712.89.27.7
Average temperature (°C)-2.5-2.7-3.44.614.115.620.820.916.46.13.42.0
Average night temperature (°C)-6.4-7.1-8.2-0.98.110.313.414.210.31.3-1.1-2.1
Absolute minimum temperature (°C)-20.9-29.7-17.6-11.33.02.77.19.54.4-18.9-8.7-8.6

City of Lewistown monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.010.311.913.615.115.815.514.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)5.96.47.99.411.711.313.711.210.07.16.66.3
Precipitation (mm)24362159791209293146198
Sunny days15151210115202120151720
Rainy days73111202511101011116
Snow days91018900000525

City of Lewistown - weather forecast by months

City of Lewistown weather in januaryCity of Lewistown weather in februaryCity of Lewistown weather in marchCity of Lewistown weather in aprilCity of Lewistown weather in mayCity of Lewistown weather in juneCity of Lewistown weather in julyCity of Lewistown weather in augustCity of Lewistown weather in septemberCity of Lewistown weather in octoberCity of Lewistown weather in novemberCity of Lewistown weather in december

Best time to visit City of Lewistown:

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

  • May — 11.7(h)
  • June — 11.3(h)
  • July — 13.7(h)

Months with the longest average daylight duration in City of Lewistown:

  • June — 15.8(h)
  • July — 15.5(h)

The largest precipitation sum in City of Lewistown is at

  • April — 59(mm)
  • May — 79(mm)
  • June — 120(mm)

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    Frequently asked questions

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