Best year time to visit American Falls

General weather information about American Falls

Average annual temperature is 8.9 °C

Absolute maximum temperature: 38.9 °C

Absolute minimum temperature: -26.5 °C

Number of sunny days: 201 days

Number of rainy days: 117 days

Number of snow days: 47 days

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

American Falls air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.77.210.227.530.231.838.936.229.525.616.18.7
Average daytime temperature (°C)0.01.73.813.522.825.335.030.224.416.58.33.7
Average temperature (°C)-4.0-4.8-1.66.015.618.126.622.516.89.52.7-1.2
Average night temperature (°C)-7.6-9.6-6.00.08.611.417.415.810.24.5-1.2-4.0
Absolute minimum temperature (°C)-26.5-19.9-18.0-5.91.44.813.510.44.1-5.4-9.6-11.2

American Falls 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)9.410.511.913.414.615.315.013.912.511.19.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)4.47.17.49.811.912.713.411.310.48.27.35.8
Precipitation (mm)39266321431723942263529
Sunny days10166151016271622212220
Rainy days105119211441581055
Snow days11714600000036

American Falls - weather forecast by months

American Falls weather in januaryAmerican Falls weather in februaryAmerican Falls weather in marchAmerican Falls weather in aprilAmerican Falls weather in mayAmerican Falls weather in juneAmerican Falls weather in julyAmerican Falls weather in augustAmerican Falls weather in septemberAmerican Falls weather in octoberAmerican Falls weather in novemberAmerican Falls weather in december

Best time to visit American Falls:

The best time to visit American Falls during the most sunny months:

  • May — 11.9(h)
  • June — 12.7(h)
  • July — 13.4(h)

Months with the longest average daylight duration in American Falls:

  • June — 15.3(h)

The largest precipitation sum in American Falls is at

  • March — 63(mm)
  • May — 43(mm)
  • September — 42(mm)

    • Weather forecast in the closest to American Falls admin centers

    Weather forecast in the closest towns to American Falls

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    Frequently asked questions

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