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Macomb (IL) Climate by Month

The temperature in Macomb can vary greatly throughout the year. The temperatures shift from warm to very cold. It also has a relatively rain/snowy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to very cold in Macomb. On average, daytime temperatures range from a comfortable 29°C in July to a very cold 1°C in January. Nighttime temperatures can drop, with averages reaching -9°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Macomb has a relatively rain/snowy climate with high precipitation levels, averaging 1042 mm of rain/snowfall annually. The seasons in Macomb, bring significant changes in precipitation. The wettest month, June, receives high rainfall, with an average of 152 mm of precipitation. This rainfall is distributed across 13 rainy days. In contrast, the driest month, January, experiences much less snowfall, totaling 41 mm over 8 snowy days. These distinct seasonal differences provide diverse experiences throughout the year.

The mean monthly precipitation over the year, including rain, hail and snow

The best time of year to visit Macomb in the United States of America

During the months of May and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Macomb?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Macomb?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Macomb?
    The coldest month is January with an average maximum temperature of 1°C.
  • Which is the wettest month in Macomb?
    June tops the wettest month list with 152 mm of rainfall.
  • Which is the driest month in Macomb?
    January is the driest month with 41 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Macomb (IL)

    Sat   Nov 23
    7°C | 0°C
    S 14 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sun   Nov 24
    15°C | 2°C
    S 22 km/h
    broken clouds and no rain

    broken clouds and no rain

    Mon   Nov 25
    10°C | -3°C
    NW 29 km/h
    partly cloudy and no rain

    partly cloudy and no rain