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

Today's forecast for Argo shows a high of 29 degrees and a low of 18 degrees Fahrenheit. Patchy fog before 9am.

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

The 7-day forecast for Argo shows highs from 22 to 33 degrees and lows from -4 to 25 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Argo, IL this week?

Yes, rain is possible in Argo this week. Precipitation chances: Saturday (60% chance), Monday (50% chance), Tuesday (60% chance), Wednesday (40% chance).

How accurate is the Argo weather forecast?

WeatherForYou provides highly accurate Argo 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.

Argo, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

11°F
Feels Like 2°F

Humidity N/A Dew Point N/A Wind SSE 5 MPH Gusts 7 Barometer N/A

Report from a MADIS/MESONET weather station 10.4 mi. SW of central Argo
at 5:00 PM Thu, Dec 4, 2025

Point Forecast at a Glance

ThuDec 4

FriDec 5

SatDec 6

SunDec 7

-4

MonDec 8

TueDec 9

WedDec 10

40%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 22°F to 33°F. Unsettled weather expected with snow likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 7°F below the historical average for December. Normal highs for this period are around 34°F with lows around 19°F.

This Date in Weather History

1786 - The first of two great early December storms began. The storm produced 18 inches of snow at Morristown NJ, and twenty inches of snow at New Haven CT. It also resulted in high tides at Nantucket which did great damage.

Argo, IL 7 Day Weather Forecast Details

Thursday Dec 4

Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a temperature falling to near -1 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: Patchy fog before 9am. Otherwise, increasing clouds, with a high near 29. Wind chill values as low as -5. South wind around 10 mph.

Night: Mostly cloudy, with a low around 18. Southwest wind 5 to 10 mph becoming northwest after midnight.

Saturday Dec 6

Day: Partly sunny, with a high near 27. Northwest wind around 5 mph becoming calm in the morning.

Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 17. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Sunday Dec 7

Day: Partly sunny, with a high near 22.

Night: Partly cloudy, with a low around -4.

Monday Dec 8

Day: Partly sunny, with a high near 22.

Night: A 50 percent chance of snow. Mostly cloudy, with a low around 16.

Tuesday Dec 9

Day: Mostly cloudy, with a high near 31.

Night: Snow likely. Cloudy, with a low around 25. Chance of precipitation is 60%.

Wednesday Dec 10

Day: A chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.

Night: Mostly cloudy, with a low around 8.

Thursday Dec 11

Day: Partly sunny, with a high near 23.

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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