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

Today's forecast for Columbia shows a high of 38 degrees and a low of 25 degrees Fahrenheit. Cloudy, with a high near 38.

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

The 7-day forecast for Columbia shows highs from 17 to 58 degrees and lows from 6 to 47 degrees Fahrenheit. Expect precipitation on 2 days with chances of 20% or higher.

Will it rain in Columbia, IL this week?

Yes, rain is possible in Columbia this week. Precipitation chances: Wednesday (30% chance), Thursday (30% chance).

How accurate is the Columbia weather forecast?

WeatherForYou provides highly accurate Columbia 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.

Columbia, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

33°F
Feels Like 33°F

Humidity 89% Dew Point 30°F Wind E 1 MPH Gusts 1 Barometer 29.86 in.

Solar Rad 3 w/m²

Report from a personal weather station 0.2 mi. SE of central Columbia
at 7:29 AM Fri, Dec 12, 2025

Point Forecast at a Glance

FriDec 12

SatDec 13

SunDec 14

MonDec 15

TueDec 16

WedDec 17

ThuDec 18

30%

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures dip from 38°F to a low of 17°F mid-week, then warm to 58°F. Some rain possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 3°F below the historical average for December. Normal highs for this period are around 45°F with lows around 27°F.

This Date in Weather History

1882 - Portland, OR, was drenched with 7.66 inches of rain, a record 24 hour total for that location.

Columbia, IL 7 Day Weather Forecast Details

Friday Dec 12

Day: Cloudy, with a high near 38. North wind 7 to 9 mph.

Night: Cloudy, with a low around 25. Northwest wind 5 to 7 mph.

Saturday Dec 13

Day: Mostly cloudy, with a high near 31. Light north wind increasing to 5 to 10 mph in the morning.

Night: Cloudy during the early evening, then gradual clearing, with a low around 6. North wind around 11 mph, with gusts as high as 20 mph.

Sunday Dec 14

Day: Sunny and cold, with a high near 17. Northwest wind 5 to 10 mph becoming light north in the afternoon.

Night: Mostly clear, with a low around 8.

Monday Dec 15

Day: Sunny, with a high near 40.

Night: Mostly clear, with a low around 26.

Tuesday Dec 16

Day: Mostly sunny, with a high near 51.

Night: Mostly cloudy, with a low around 37.

Wednesday Dec 17

Day: Partly sunny, with a high near 58.

Night: A 30 percent chance of rain. Mostly cloudy, with a low around 47.

Thursday Dec 18

Day: A 30 percent chance of rain. Partly sunny, with a high near 58.

About Columbia, IL

Columbia is a city mainly in Monroe County with a small portion in St. Clair County in the U.S. state of Illinois, about 12 miles (19 km) south of St. Louis, Missouri. The population was 10,999 at the 2020 census.

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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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