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.
According to Illinois snow forecast for March 2025, no snow is expected until the end of the month.Until now, March 2025 in Illinois has been nearly identical to the historical average, with a temperature of 7.4 °F (showing only a slight deviation of -0.2 °F).
The forecast for the next days in Illinois predicts a temperature of 11.6 °F, which is cooler than the historical average.
In general, the average temperature in Illinois at the beginning of March is 6.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 11.9 °F by the end of March.
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Snow Forecast ❄️
Temperatures
More
8
Dry days
14
Rainy days
9
Snow days
7°/1°
Temperatures
25 km/h
Avg max wind
69 %
Avg humidity
Illinois Weather March
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  5° | ||||||
| 2  6° | 3  7° | 4  8° | 5  9° | 6 8° | 7 5° | 8 7° |
| 9 7° | 10 8° | 11 8° | 12 6° | 13 8° | 14 9° | 15 8° |
| 16 9° | 17 9° | 18 5° | 19 8° | 20 9° | 21 10° | 22 10° |
| 23  8° | 24 8° | 25 7° | 26 6° | 27 6° | 28 24° | 29 17° |
| 30  19° | 31  4° |
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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 | 5° /-1° | 0.1 mm | 0 cm | |
| Mar. 2 | Partly cloudy | 6° /-1° | 0.1 mm | 0 cm | |
| Mar. 3 | Sunny | 7° /1° | 3 mm | 0.2 cm | |
| Mar. 4 | Overcast | 8° /2° | 4.6 mm | 0 cm | |
| Mar. 5 | Light rain shower | 9° /1° | 7.5 mm | 0 cm | |
| Mar. 6 | Partly cloudy | 8° /1° | 1.6 mm | 0 cm | |
| Mar. 7 | Cloudy | 5° /0° | 1.5 mm | 0.1 cm | |
| Mar. 8 | Partly cloudy | 7° /1° | 3.6 mm | 0 cm | |
| Mar. 9 | Cloudy | 7° /0° | 1 mm | 0.2 cm | |
| Mar. 10 | Overcast | 8° /1° | 6 mm | 2.4 cm | |
| Mar. 11 | Overcast | 8° /1° | 0.4 mm | 0 cm | |
| Mar. 12 | Overcast | 6° /0° | 1.7 mm | 1.2 cm | |
| Mar. 13 | Partly cloudy | 8° /0° | 0.6 mm | 0.1 cm | |
| Mar. 14 | Partly cloudy | 9° /2° | 3.3 mm | 0 cm | |
| Mar. 15 | Overcast | 8° /1° | 7.7 mm | 0.9 cm | |
| Mar. 16 | Overcast | 9° /2° | 1.9 mm | 0 cm | |
| Mar. 17 | Patchy rain possible | 9° /0° | 2.6 mm | 0 cm | |
| Mar. 18 | Overcast | 5° /0° | 2.8 mm | 0 cm | |
| Mar. 19 | Sunny | 8° /0° | 1.2 mm | 0 cm | |
| Mar. 20 | Sunny | 9° /0° | 1.5 mm | 0 cm | |
| Mar. 21 | Overcast | 10° /2° | 0.1 mm | 0 cm | |
| Mar. 22 | Cloudy | 10° /3° | 5 mm | 0 cm | |
| Mar. 23 | Moderate or heavy rain shower | 8° /3° | 11.1 mm | 0 cm | |
| Mar. 24 | Patchy rain possible | 8° /2° | 2.9 mm | 0 cm | |
| Mar. 25 | Moderate or heavy rain shower | 7° /2° | 20.3 mm | 2.5 cm | |
| Mar. 26 | Patchy rain possible | 6° /0° | 2.7 mm | 0 cm | |
| Mar. 27 | Sunny | 6° /1° | 5.7 mm | 0.1 cm | |
| Mar. 28 | Patchy rain possible | 24° /6° | 2.7 mm | 0 cm | |
| Mar. 29 | Overcast | 17° /10° | 0.1 mm | 0 cm | |
| Mar. 30 | Heavy rain | 19° /3° | 45.5 mm | 0 cm | |
| Mar. 31 | Moderate rain | 4° /1° | 12.2 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 125.7 mm is expected in Illinois during March, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Illinois in March 2025?
Illinois experiences an average snowfall of 9.9795 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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UV exposure in Illinois during March
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