What is today's weather forecast for Blue Mound, IL?

Today's forecast for Blue Mound shows a high of 18 degrees and a low of 2 degrees Fahrenheit. Mostly sunny, with a high near 18.

What is the 7-day weather forecast for Blue Mound, IL?

The 7-day forecast for Blue Mound shows highs from 18 to 37 degrees and lows from 2 to 26 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Blue Mound, IL this week?

Yes, rain is possible in Blue Mound this week. Precipitation chances: Saturday (30% chance), Sunday (50% chance), Wednesday (50% chance).

How accurate is the Blue Mound weather forecast?

WeatherForYou provides highly accurate Blue Mound forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Blue Mound, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

17°F
Feels Like 17°F

Humidity 56% Dew Point 4°F Wind Calm Barometer 30.31 in.

Solar Rad 26 w/m²

Report from a personal weather station 9.7 mi. NE of central Blue Mound
at 3:49 PM Thu, Dec 4, 2025

Point Forecast at a Glance

ThuDec 4

FriDec 5

SatDec 6

SunDec 7

50%

MonDec 8

TueDec 9

WedDec 10

50%

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from 18°F to 37°F. Some precipitation possible, including both rain and snow.

Climate Context

This week's forecast shows temperatures running 11°F below the historical average for December. Normal highs for this period are around 40°F with lows around 25°F.

This Date in Weather History

1982 - The temperature in New York City's Central Park reached 72 degrees to establish a record high for December. The month as a whole was also the warmest of record.

Blue Mound, IL 7 Day Weather Forecast Details

Thursday Dec 4

Day: Mostly sunny, with a high near 18. Wind chill values between 1 and 7. North wind around 6 mph.

Night: Patchy freezing fog after 9pm. Partly cloudy, with a low around 2. Wind chill values between -5 and zero. Northeast wind around 5 mph becoming calm.

Friday Dec 5

Day: Patchy freezing fog before 9am. Sunny, with a high near 30. Wind chill values between -1 and 9. South wind 5 to 10 mph, with gusts as high as 16 mph.

Night: Increasing clouds, with a low around 23. South wind 6 to 9 mph becoming west after midnight.

Saturday Dec 6

Day: Mostly cloudy, with a high near 30. West wind around 6 mph becoming light and variable in the afternoon.

Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 22. East wind 3 to 7 mph.

Sunday Dec 7

Day: A 50 percent chance of snow before noon. Mostly cloudy, with a high near 29. East wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

Night: Mostly cloudy, with a low around 7.

Monday Dec 8

Day: Mostly sunny, with a high near 25.

Night: Mostly cloudy, with a low around 16.

Tuesday Dec 9

Day: Partly sunny, with a high near 35.

Night: Mostly cloudy, with a low around 26.

Wednesday Dec 10

Day: A chance of rain. Mostly cloudy, with a high near 37.

About Blue Mound, IL

Blue Mound is a village in Macon County, Illinois, United States. The population was 1,133 at the 2020 census. It is included in the Decatur, Illinois Metropolitan Statistical Area.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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