Chicago weather in April
April in Chicago: cool, rainy, with clean air — a great time to visit.
#6 of 12 months in Chicago · #406 of 604 destinations to visit in April · comfort 74/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Chicago climate normals — April
| Daytime high | 13°C / 55°F | 🙂 cool |
|---|---|---|
| Nighttime low | 5°C / 40°F | |
| Feels like (high) | 10°C / 50°F | |
| Rainfall | 108 mm / 4.2 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 69% | 💧 humid |
| Dew point | 3°C / 37°F | |
| Sunshine | 9.1 h/day | |
| Daylight | 13.4 h | |
| Wind | 24 km/h / 15 mph | |
| Snowfall | 7.4 cm / 2.9 in | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Chicago in April — FAQ
- Is April a good time to visit Chicago?
- April in Chicago: cool, rainy, with clean air — a great time to visit. It ranks #6 of 12 months for Chicago on SeasonMap's comfort score (74/100).
- What is the weather like in Chicago in April?
- In April, Chicago averages a daily high of 13°C and a low of 4.5°C, with about 107.6 mm of rain over roughly 13.4 rainy days.
- What is the air quality in Chicago in April?
- Chicago has a mean US Air Quality Index of about 46 in April.
- Does it snow in Chicago in April?
- Chicago sees roughly 7.4 cm of snowfall in April.