Best year time to visit McDonough County

General weather information about McDonough County

Average annual temperature is 12.9 °C

Absolute maximum temperature: 36.5 °C

Absolute minimum temperature: -16.1 °C

Number of sunny days: 199 days

Number of rainy days: 155 days

Number of snow days: 11 days

Look at detailed online map of McDonough County

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

McDonough County air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.513.921.427.033.333.936.136.532.230.322.615.7
Average daytime temperature (°C)4.77.89.918.526.030.229.728.226.318.811.47.9
Average temperature (°C)0.21.94.311.619.423.924.323.420.714.06.34.0
Average night temperature (°C)-2.7-2.60.35.813.017.819.419.315.910.02.11.4
Absolute minimum temperature (°C)-14.7-16.1-11.3-1.04.610.415.211.811.0-2.4-9.7-7.1

McDonough County monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.710.711.913.314.415.014.713.712.511.110.09.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.77.46.710.011.412.812.510.410.37.47.84.6
Precipitation (mm)4473885236348316535791675
Sunny days151712172119111221142218
Rainy days99181310112019917713
Snow days721000000010

McDonough County - weather forecast by months

McDonough County weather in januaryMcDonough County weather in februaryMcDonough County weather in marchMcDonough County weather in aprilMcDonough County weather in mayMcDonough County weather in juneMcDonough County weather in julyMcDonough County weather in augustMcDonough County weather in septemberMcDonough County weather in octoberMcDonough County weather in novemberMcDonough County weather in december

Best time to visit McDonough County:

The best time to visit McDonough County during the most sunny months:

  • May — 11.4(h)
  • June — 12.8(h)
  • July — 12.5(h)

The largest precipitation sum in McDonough County is at

  • March — 88(mm)
  • July — 83(mm)
  • August — 165(mm)

    • Weather forecast in the closest to McDonough County admin centers

    Weather forecast in the closest towns to McDonough County

    Explore McDonough County

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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