Chicago in March
Find out everything about the water temperature in Chicago in March. Average, minimum and maximum recorded temperatures as well as daily temperature in March for the last two years. Compare the current month's water temperature data with other months of the year.
Water temperature in March
Minimum:
32.0 °F
Average:
36.5 °F
Maximum:
42.3 °F
Water temperature in Chicago in March
In the city of Chicago, the month of March is too cold for swimming. The minimum recorded temperature during this month was 32.0°F on March 1, 2015, with an average temperature being 36.5°F and a maximum temperature reaching 42.3°F on March 31, 2021.
| Date | 10 years average | 2025 | 2024 |
|---|---|---|---|
| Mar 1 | 34.4°F | 33.0°F | 37.8°F |
| Mar 2 | 34.6°F | 33.7°F | 37.5°F |
| Mar 3 | 34.4°F | 33.4°F | 38.4°F |
| Mar 4 | 34.6°F | 33.3°F | 38.2°F |
| Mar 5 | 34.8°F | 33.3°F | 38.8°F |
| Mar 6 | 34.8°F | 33.3°F | 38.5°F |
| Mar 7 | 34.8°F | 34.9°F | 39.3°F |
| Mar 8 | 35.5°F | 34.8°F | 39.5°F |
| Mar 9 | 36.1°F | 36.1°F | 39.0°F |
| Mar 10 | 36.3°F | 37.0°F | 39.5°F |
| Mar 11 | 36.2°F | 36.9°F | 39.4°F |
| Mar 12 | 36.3°F | 38.0°F | 39.7°F |
| Mar 13 | 36.1°F | 37.7°F | 38.7°F |
| Mar 14 | 36.4°F | 37.9°F | 40.0°F |
| Mar 15 | 36.6°F | 40.0°F | 39.2°F |
| Mar 16 | 36.6°F | 39.4°F | 41.7°F |
| Mar 17 | 37.0°F | 38.9°F | 41.8°F |
| Mar 18 | 37.1°F | 40.7°F | 41.3°F |
| Mar 19 | 36.7°F | 37.7°F | 40.9°F |
| Mar 20 | 36.8°F | 37.4°F | 42.2°F |
| Mar 21 | 37.3°F | 39.6°F | 40.9°F |
| Mar 22 | 37.3°F | 40.3°F | 39.9°F |
| Mar 23 | 37.4°F | 39.6°F | 39.4°F |
| Mar 24 | 37.3°F | 38.8°F | 40.0°F |
| Mar 25 | 37.1°F | 39.3°F | 38.8°F |
| Mar 26 | 37.3°F | 39.5°F | 38.6°F |
| Mar 27 | 37.8°F | 39.8°F | 39.7°F |
| Mar 28 | 38.3°F | 39.8°F | 41.0°F |
| Mar 29 | 38.3°F | 38.5°F | 41.1°F |
| Mar 30 | 38.6°F | 39.0°F | 41.1°F |
| Mar 31 | 38.4°F | 37.7°F | 41.9°F |
In Chicago, there are only 12 days through the year when the water is warm enough to be comfortable for swimming.
The warmest water in Chicago was recorded on July 10, 2020, reaching a 78.0°F. While the coldest temperature occurred on January 14, 2018, dipping to 32.0°F. The average readings by season are 36.7°F in Winter, 43.1°F in Spring, 68.6°F in Summer, and 59.5°F in Autumn.
The average temperature in March is slightly warmer than February's average of 33.8°F. And in April, the temperature is expected to rise further, potentially reaching an average of 42.2°F.