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

Today's forecast for Waynesville shows a low of 24 degrees Fahrenheit. A 20 percent chance of snow before 5am.

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

The 7-day forecast for Waynesville shows highs from 5 to 48 degrees and lows from -8 to 36 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Waynesville, IL this week?

Yes, rain is possible in Waynesville this week. Precipitation chances: Thursday (20% chance), Saturday (100% chance), Wednesday (50% chance), Thursday (50% chance).

How accurate is the Waynesville weather forecast?

WeatherForYou provides highly accurate Waynesville 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.

Waynesville, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

26°F
Feels Like 26°F

Humidity 96% Dew Point 25°F Wind Calm Barometer 30.06 in.

Report from a MADIS/MESONET weather station 4.5 mi. ENE of central Waynesville
at 3:45 AM Fri, Dec 12, 2025

Point Forecast at a Glance

ThuDec 11

20%

FriDec 12

SatDec 13

100%

-8

SunDec 14

-7

MonDec 15

TueDec 16

WedDec 17

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures dip from 31°F to a low of 5°F mid-week, then warm to 46°F. Some precipitation possible, including both rain and snow.

Climate Context

This week's forecast shows temperatures running 8°F below the historical average for December. Normal highs for this period are around 38°F with lows around 23°F.

This Date in Weather History

1960 - The first of three Middle Atlantic snowstorms produced a foot of snow at Baltimore MD. A pre-winter blizzard struck the northeastern U.S. producing wind gusts as high as 51 mph, along with 16 inches of snow at Nantucket MA, and 20 inches at Newark NJ.

Waynesville, IL 7 Day Weather Forecast Details

Thursday Dec 11

Night: A 20 percent chance of snow before 5am. Cloudy, with a low around 24. East northeast wind around 7 mph.

Friday Dec 12

Day: Mostly cloudy, with a high near 31. Northeast wind 5 to 8 mph becoming west in the afternoon.

Night: Cloudy, with a low around 9. Wind chill values between zero and 5. West wind 9 to 11 mph, with gusts as high as 21 mph.

Saturday Dec 13

Day: Snow. High near 17. Wind chill values between -4 and 3. North northwest wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -8. Northwest wind around 11 mph, with gusts as high as 20 mph.

Sunday Dec 14

Day: Sunny and cold, with a high near 5. Northwest wind 5 to 10 mph becoming light west northwest in the afternoon. Winds could gust as high as 18 mph.

Night: Mostly clear, with a low around -7. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 18 mph.

Monday Dec 15

Day: Mostly sunny, with a high near 25.

Night: Partly cloudy, with a low around 17.

Tuesday Dec 16

Day: Mostly sunny, with a high near 37.

Night: Mostly cloudy, with a low around 31.

Wednesday Dec 17

Day: Partly sunny, with a high near 46.

Night: A chance of rain. Mostly cloudy, with a low around 36.

Thursday Dec 18

Day: A chance of rain. Partly sunny, with a high near 48.

About Waynesville, IL

Waynesville is a village in DeWitt County, Illinois, United States. The population was 381 at the 2020 census.

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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