What is today's weather forecast for Byron Hills, IL?

Today's forecast for Byron Hills shows a high of 12 degrees Fahrenheit. Sunny, with a high near 12.

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

The 7-day forecast for Byron Hills shows highs from 12 to 33 degrees and lows from 0 to 18 degrees Fahrenheit. Expect precipitation on 6 days with chances of 20% or higher.

Will it rain in Byron Hills, IL this week?

Yes, rain is possible in Byron Hills this week. Precipitation chances: Friday (20% chance), Saturday (40% chance), Sunday (20% chance), Monday (50% chance), Tuesday (50% chance), Wednesday (50% chance).

How accurate is the Byron Hills weather forecast?

WeatherForYou provides highly accurate Byron Hills 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.

Byron Hills, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

4°F
Feels Like 4°F

Humidity 85% Dew Point 0°F Wind WNW 1 MPH Gusts 3 Barometer 30.47 in.

Report from a personal weather station 8.4 mi. NNE of central Byron Hills
at 6:00 AM Thu, Dec 4, 2025

Point Forecast at a Glance

ThuDec 4

FriDec 5

SatDec 6

SunDec 7

20%

MonDec 8

TueDec 9

WedDec 10

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures climb from 12°F to a high of 33°F by week's end. Unsettled weather expected with snow likely on at least 6 days.

Climate Context

This week's forecast shows temperatures running 8°F below the historical average for December. Normal highs for this period are around 33°F with lows around 18°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.

Byron Hills, IL 7 Day Weather Forecast Details

Thursday Dec 4

Day: Sunny, with a high near 12. Wind chill values as low as -11. North northwest wind around 5 mph becoming calm.

Night: Mostly clear, with a temperature falling to near -2 by 8pm, then rising to around 6 during the remainder of the night. Wind chill values as low as -15. South wind 5 to 10 mph.

Friday Dec 5

Day: Partly sunny, with a high near 27. Wind chill values as low as -7. South southwest wind around 10 mph, with gusts as high as 15 mph.

Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18. South southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.

Saturday Dec 6

Day: Partly sunny, with a high near 27. West wind around 5 mph becoming north in the afternoon. Winds could gust as high as 10 mph.

Night: A 40 percent chance of snow. Mostly cloudy, with a low around 9.

Sunday Dec 7

Day: A 20 percent chance of snow before noon. Mostly sunny, with a high near 20.

Night: Mostly cloudy, with a low around 0.

Monday Dec 8

Day: Partly sunny, with a high near 21.

Night: A chance of snow. Mostly cloudy, with a low around 12.

Tuesday Dec 9

Day: Mostly cloudy, with a high near 32.

Night: A chance of snow. Mostly cloudy, with a low around 18.

Wednesday Dec 10

Day: A chance of snow. Mostly cloudy, with a high near 33.

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.

Your favorites: