Best year time to visit City of Nampa

General weather information about City of Nampa

Average annual temperature is 12.1 °C

Absolute maximum temperature: 40.2 °C

Absolute minimum temperature: -11.7 °C

Number of sunny days: 215 days

Number of rainy days: 129 days

Number of snow days: 21 days

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

City of Nampa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.813.014.432.033.634.540.040.233.229.716.613.3
Average daytime temperature (°C)5.47.38.917.025.927.736.533.228.019.910.45.4
Average temperature (°C)0.50.83.29.218.120.128.125.519.712.94.91.2
Average night temperature (°C)-2.9-3.4-0.93.611.313.619.418.613.37.91.0-1.5
Absolute minimum temperature (°C)-11.7-9.0-5.0-3.44.05.814.412.68.1-4.4-6.1-6.2

City of Nampa 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)9.410.511.913.414.715.415.113.912.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)5.77.87.19.612.211.813.611.510.38.57.04.2
Precipitation (mm)43167623304902214223056
Sunny days15168141714302125211915
Rainy days146171314161105101112
Snow days266300000004

City of Nampa - weather forecast by months

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

Best time to visit City of Nampa:

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

  • May — 12.2(h)
  • June — 11.8(h)
  • July — 13.6(h)
  • August — 11.5(h)

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

  • June — 15.4(h)

The largest precipitation sum in City of Nampa is at

  • January — 43(mm)
  • March — 76(mm)
  • June — 49(mm)
  • December — 56(mm)

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    Frequently asked questions

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