Best year time to visit Grantsburg

General weather information about Grantsburg

Average annual temperature is 15.2 °C

Absolute maximum temperature: 37.1 °C

Absolute minimum temperature: -8.4 °C

Number of sunny days: 200 days

Number of rainy days: 162 days

Number of snow days: 3 days

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

Grantsburg air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.723.523.728.431.435.635.437.132.430.423.618.0
Average daytime temperature (°C)10.513.314.720.925.830.231.630.228.021.715.011.1
Average temperature (°C)5.77.18.514.119.523.525.824.721.816.09.16.2
Average night temperature (°C)2.22.63.78.614.117.421.220.416.711.34.72.6
Absolute minimum temperature (°C)-6.8-8.4-6.51.26.412.616.414.612.5-2.4-4.3-6.1

Grantsburg monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.012.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.714.413.612.411.210.29.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.17.27.610.111.312.711.510.310.88.08.06.4
Precipitation (mm)211138175104592611910329652372
Sunny days121516181819101615212218
Rainy days17121512131121151510813
Snow days210000000000

Grantsburg - weather forecast by months

Grantsburg weather in januaryGrantsburg weather in februaryGrantsburg weather in marchGrantsburg weather in aprilGrantsburg weather in mayGrantsburg weather in juneGrantsburg weather in julyGrantsburg weather in augustGrantsburg weather in septemberGrantsburg weather in octoberGrantsburg weather in novemberGrantsburg weather in december

Best time to visit Grantsburg:

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

  • June — 12.7(h)
  • July — 11.5(h)

The largest precipitation sum in Grantsburg is at

  • January — 211(mm)
  • February — 138(mm)
  • March — 175(mm)
  • July — 119(mm)

    • Weather forecast in the closest to Grantsburg admin centers

    Weather forecast in the closest towns to Grantsburg

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    Frequently asked questions

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