Best year time to visit Galesburg

General weather information about Galesburg

Average annual temperature is 12.4 °C

Absolute maximum temperature: 35.6 °C

Absolute minimum temperature: -18.4 °C

Number of sunny days: 207 days

Number of rainy days: 141 days

Number of snow days: 17 days

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

Galesburg air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.815.520.827.830.332.435.035.633.332.120.114.4
Average daytime temperature (°C)3.47.69.217.724.828.929.228.727.119.111.47.2
Average temperature (°C)-0.90.53.511.018.423.023.923.721.114.06.13.4
Average night temperature (°C)-4.0-4.5-0.65.612.417.419.119.515.910.01.70.2
Absolute minimum temperature (°C)-14.4-18.4-12.5-3.33.410.315.013.510.4-3.6-9.4-5.9

Galesburg 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)5.47.67.09.611.612.311.611.010.67.67.14.7
Precipitation (mm)57101765963591279321651874
Sunny days171813161918141422172415
Rainy days78151312121717814414
Snow days723100000022

Galesburg - weather forecast by months

Galesburg weather in januaryGalesburg weather in februaryGalesburg weather in marchGalesburg weather in aprilGalesburg weather in mayGalesburg weather in juneGalesburg weather in julyGalesburg weather in augustGalesburg weather in septemberGalesburg weather in octoberGalesburg weather in novemberGalesburg weather in december

Best time to visit Galesburg:

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

  • May — 11.6(h)
  • June — 12.3(h)
  • July — 11.6(h)

The largest precipitation sum in Galesburg is at

  • February — 101(mm)
  • July — 127(mm)
  • August — 93(mm)

    • Weather forecast in the closest to Galesburg admin centers

    Weather forecast in the closest towns to Galesburg

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    Frequently asked questions

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