Illinois (Chicago)
March
Weather in Illinois for March 2025
Your guide to Illinois weather in March - trends and predictions
Illinois typically experiences moderate snowfall in March, with an average of 9 snowy days.
In general, the average temperature in Illinois at the beginning of March is 7.4 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 7.9 °F by the end of March.
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Snow Forecast ❄️
Temperatures
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9
Dry days
13
Rainy days
9
Snow days
7°/1°
Temperatures
25 km/h
Avg max wind
70 %
Avg humidity
Illinois in March average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  6° | ||||||
| 2  7° | 3  7° | 4 8° | 5 9° | 6  9° | 7 6° | 8 8° |
| 9 7° | 10 5° | 11 8° | 12 6° | 13 8° | 14 9° | 15 6° |
| 16 10° | 17  8° | 18 3° | 19 6° | 20 9° | 21 10° | 22 11° |
| 23  9° | 24 7° | 25 8° | 26 7° | 27 5° | 28 6° | 29 8° |
| 30 12° | 31 9° |
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Temperatures trend during March in Illinois
See the weather trend as well as the moving average line
March weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Mar. 1 | Cloudy | 6° /0° | 0.2 mm | 0 cm | |
| Mar. 2 | Overcast | 7° /0° | 0.2 mm | 0 cm | |
| Mar. 3 | Sunny | 7° /1° | 3.8 mm | 0.2 cm | |
| Mar. 4 | Overcast | 8° /2° | 0.4 mm | 0 cm | |
| Mar. 5 | Sunny | 9° /1° | 2.9 mm | 0 cm | |
| Mar. 6 | Partly cloudy | 9° /2° | 2 mm | 0 cm | |
| Mar. 7 | Cloudy | 6° /0° | 1.8 mm | 0.1 cm | |
| Mar. 8 | Partly cloudy | 8° /2° | 4.5 mm | 0 cm | |
| Mar. 9 | Cloudy | 7° /1° | 1.2 mm | 0.3 cm | |
| Mar. 10 | Overcast | 5° /1° | 7.5 mm | 3 cm | |
| Mar. 11 | Overcast | 8° /1° | 0.5 mm | 0 cm | |
| Mar. 12 | Overcast | 6° /0° | 2.2 mm | 1.5 cm | |
| Mar. 13 | Partly cloudy | 8° /1° | 0.8 mm | 0.1 cm | |
| Mar. 14 | Partly cloudy | 9° /1° | 4.1 mm | 0 cm | |
| Mar. 15 | Overcast | 6° /0° | 2.1 mm | 1.1 cm | |
| Mar. 16 | Overcast | 10° /2° | 2.3 mm | 0 cm | |
| Mar. 17 | Patchy rain possible | 8° /0° | 3.3 mm | 0 cm | |
| Mar. 18 | Overcast | 3° /-1° | 3.5 mm | 0 cm | |
| Mar. 19 | Sunny | 6° /-2° | 0.7 mm | 0 cm | |
| Mar. 20 | Sunny | 9° /0° | 0 mm | 0 cm | |
| Mar. 21 | Overcast | 10° /2° | 0.1 mm | 0 cm | |
| Mar. 22 | Cloudy | 11° /4° | 4.1 mm | 0 cm | |
| Mar. 23 | Moderate or heavy rain shower | 9° /3° | 10.2 mm | 0 cm | |
| Mar. 24 | Patchy rain possible | 7° /2° | 3.6 mm | 0 cm | |
| Mar. 25 | Moderate or heavy rain shower | 8° /3° | 25.4 mm | 3.1 cm | |
| Mar. 26 | Patchy rain possible | 7° /1° | 3.4 mm | 0 cm | |
| Mar. 27 | Sunny | 5° /0° | 7.1 mm | 0.2 cm | |
| Mar. 28 | Overcast | 6° /0° | 0 mm | 0 cm | |
| Mar. 29 | Sunny | 8° /1° | 1.5 mm | 0.4 cm | |
| Mar. 30 | Overcast | 12° /3° | 12 mm | 0 cm | |
| Mar. 31 | Light rain shower | 9° /3° | 8.1 mm | 0 cm | |
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Important Notice
Our weather forecast for Illinois in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Illinois forecast closer to your planned date for the most up-to-date weather information.
Illinois in March - FAQ
What are the expected maximum and minimum temperatures in Illinois during March?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 1°.
How much rainfall should be expected in Illinois during March?
Significant rainfall exceeding 119.4 mm is expected in Illinois during March, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Illinois in March 2025?
Illinois experiences an average snowfall of 10.0475 cm during March, occurring over 9 days.
What are the typical wind conditions in Illinois during March?
The average wind speed in Illinois during March is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
Illinois snow forecast March 2025
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March rainfall patterns in Illinois
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