What is today's weather forecast for Shelbyville, IL?

Today's forecast for Shelbyville shows a low of 7 degrees Fahrenheit. Mostly cloudy, with a low around 7.

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

The 7-day forecast for Shelbyville shows highs from 16 to 41 degrees and lows from 4 to 27 degrees Fahrenheit. Expect precipitation on 1 day with chances of 20% or higher.

Will it rain in Shelbyville, IL this week?

Yes, rain is possible in Shelbyville this week. Precipitation chances: Wednesday (50% chance).

How accurate is the Shelbyville weather forecast?

WeatherForYou provides highly accurate Shelbyville 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.

Shelbyville, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

21°F
Feels Like 13°F

Humidity 83% Dew Point 17°F Wind WNW 6 MPH Gusts 11 Barometer 30.24 in.

Report from a MADIS/MESONET weather station 1.2 mi. W of central Shelbyville
at 1:53 AM Thu, Dec 4, 2025

Point Forecast at a Glance

WedDec 3

ThuDec 4

FriDec 5

SatDec 6

SunDec 7

MonDec 8

TueDec 9

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from 16°F to 35°F. Dry weather expected throughout the week.

Climate Context

This week's forecast shows temperatures running 10°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

1987 - A cold front crossing the Pacific Coast Region brought high winds and heavy rain to California. Thunderstorm winds gusted to 55 mph at Newport Beach CA, and Mount Wilson CA was drenched with 2.17 inches of rain in six hours. Gale force winds prevailed along the Northern Pacific Coast, and winds in the Tehachapis Mountains of southern California gusted to 60 mph.

Shelbyville, IL 7 Day Weather Forecast Details

Wednesday Dec 3

Night: Mostly cloudy, with a low around 7. North northwest wind 8 to 10 mph, with gusts as high as 20 mph.

Thursday Dec 4

Day: Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values between -1 and 9. North wind 5 to 8 mph becoming calm in the afternoon.

Night: Partly cloudy, with a low around 4. Calm wind.

Friday Dec 5

Day: Mostly sunny, with a high near 30. Calm wind becoming south southwest around 5 mph.

Night: Mostly cloudy, with a low around 18. Light south southwest wind.

Saturday Dec 6

Day: Partly sunny, with a high near 32. Light and variable wind.

Night: Mostly cloudy, with a low around 19. Calm wind becoming north northeast around 5 mph after midnight.

Sunday Dec 7

Day: Mostly cloudy, with a high near 28.

Night: Mostly cloudy, with a low around 10.

Monday Dec 8

Day: Mostly sunny, with a high near 26.

Night: Mostly cloudy, with a low around 17.

Tuesday Dec 9

Day: Partly sunny, with a high near 35.

Night: Mostly cloudy, with a low around 27.

Wednesday Dec 10

Day: A chance of rain. Partly sunny, with a high near 41.

About Shelbyville, IL

Shelbyville is a city in and the county seat of Shelby County, Illinois, United States, along the Kaskaskia River. As of the 2020 census, the population was at 4,674. HSHS Good Shepherd Hospital, located in town, is the county's only hospital. Shelbyville is also home to Chautauqua Auditorium.

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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