Best year time to visit Mason City

General weather information about Mason City

Average annual temperature is 12.0 °C

Absolute maximum temperature: 41.5 °C

Absolute minimum temperature: -11.5 °C

Number of sunny days: 232 days

Number of rainy days: 109 days

Number of snow days: 24 days

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

Mason City air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)8.211.914.828.633.734.437.141.531.826.711.88.2
Average daytime temperature (°C)2.95.69.314.526.328.533.332.825.417.57.34.6
Average temperature (°C)-0.40.43.59.019.522.026.526.019.011.63.51.8
Average night temperature (°C)-2.7-2.8-1.34.013.115.519.319.113.56.80.6-0.1
Absolute minimum temperature (°C)-11.5-11.0-7.0-1.67.79.213.814.16.0-4.3-3.4-4.1

Mason City monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.015.015.013.011.09.08.0
Daylight mean duration (h)8.910.211.913.715.216.015.614.312.610.89.38.5
Daylight minimum duration (h)8.09.011.012.014.015.015.013.011.010.08.08.0
Sunshine mean duration (h)3.86.28.39.312.513.313.811.59.97.84.72.7
Precipitation (mm)43211948211831512474061
Sunny days14181491924292723222013
Rainy days12791912624791012
Snow days538200000006

Mason City - weather forecast by months

Mason City weather in januaryMason City weather in februaryMason City weather in marchMason City weather in aprilMason City weather in mayMason City weather in juneMason City weather in julyMason City weather in augustMason City weather in septemberMason City weather in octoberMason City weather in novemberMason City weather in december

Best time to visit Mason City:

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

  • May — 12.5(h)
  • June — 13.3(h)
  • July — 13.8(h)
  • August — 11.5(h)

Months with the longest average daylight duration in Mason City:

  • June — 16.0(h)
  • July — 15.6(h)

The largest precipitation sum in Mason City is at

  • January — 43(mm)
  • April — 48(mm)
  • October — 47(mm)
  • November — 40(mm)
  • December — 61(mm)

    • Weather forecast in the closest to Mason City admin centers

    Weather forecast in the closest towns to Mason City

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    Frequently asked questions

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