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

Today's forecast for Nachusa shows a low of 18 degrees Fahrenheit. Mostly cloudy, with a low around 18.

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

The 7-day forecast for Nachusa shows highs from 5 to 43 degrees and lows from -8 to 32 degrees Fahrenheit. Expect precipitation on 2 days with chances of 20% or higher.

Will it rain in Nachusa, IL this week?

Yes, rain is possible in Nachusa this week. Precipitation chances: Saturday (70% chance), Wednesday (50% chance).

How accurate is the Nachusa weather forecast?

WeatherForYou provides highly accurate Nachusa 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.

Nachusa, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

23°F
Feels Like 23°F

Humidity 83% Dew Point 19°F Wind Calm Barometer 30.02 in.

Report from a MADIS/MESONET weather station 6.6 mi. WNW of central Nachusa
at 1:36 AM Fri, Dec 12, 2025

Point Forecast at a Glance

ThuDec 11

FriDec 12

SatDec 13

70%

-8

SunDec 14

-6

MonDec 15

TueDec 16

WedDec 17

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures dip from 26°F to a low of 5°F mid-week, then warm to 43°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 34°F with lows around 19°F.

This Date in Weather History

1988 - Arctic cold invaded the central and eastern U.S. Sault Ste Marie MI reported a record low of 14 degrees below zero, and International Falls MN was the cold spot in the nation with a low of 25 degrees below zero. Temperatures remained below zero all day over parts of eastern Upper Michigan and northern New England.

Nachusa, IL 7 Day Weather Forecast Details

Thursday Dec 11

Night: Mostly cloudy, with a low around 18. Northeast wind around 5 mph.

Friday Dec 12

Day: Increasing clouds, with a high near 26. Northeast wind 5 to 10 mph becoming west in the morning. Winds could gust as high as 15 mph.

Night: Mostly cloudy, with a low around 4. Wind chill values as low as -9. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Saturday Dec 13

Day: Snow likely, mainly after 9am. Cloudy and cold, with a high near 9. Wind chill values as low as -9. Northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Night: Mostly clear, with a low around -8. Northwest wind around 10 mph, with gusts as high as 15 mph.

Sunday Dec 14

Day: Sunny and cold, with a high near 5.

Night: Partly cloudy, with a low around -6.

Monday Dec 15

Day: Mostly sunny, with a high near 22.

Night: Partly cloudy, with a low around 12.

Tuesday Dec 16

Day: Partly sunny, with a high near 36.

Night: Mostly cloudy, with a low around 29.

Wednesday Dec 17

Day: Mostly cloudy, with a high near 43.

Night: A chance of rain. Mostly cloudy, with a low around 32.

Thursday Dec 18

Day: Partly sunny, with a high near 42.

About Nachusa, IL

Nachusa is an unincorporated community in Lee County, Illinois, United States, located 5 miles (8.0 km) east of Dixon. Nachusa has a post office with ZIP code 61057. Nachusa is located on the old C&NW main line between Chicago and Omaha.

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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