Chicago · SpringMonth summary
Chicago weather in May
✅ Good
🌡️ Temperature min / max
48°F – 64°F
🌧 Rainy days
39% of days
☀️ Sunshine
11.8h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.1/10
📅 📅 Best month
July (8.2/10)
Quick decision
Should you visit Chicago in May?
✅ Good
✅ Yes if: you want to explore the city on foot without suffering from heat.
❌ No if: you're looking for a beach destination — water and air are still cool.
Our take: May is a good time to visit Chicago. July remains slightly better (+1.1 pts).
By trip type
Chicago in May by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in May
Spring marks the start of the good season in Chicago. Temperatures rise (18°F) and tourists have not yet arrived en masse. Expect rain on 39% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. July (8.2/10) is significantly better if possible.
Browse by month
All months for Chicago
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌨️ January | 23°F | 34°F | 31% | 0.1in | 5.6h | 4.0/10 |
| 🌨️ February | 23°F | 36°F | 30% | 0.1in | 8.3h | 4.2/10 |
| 🌦️ March | 32°F | 45°F | 40% | 0.1in | 9.4h | 4.2/10 |
| 🌦️ April | 39°F | 54°F | 46% | 0.1in | 9.9h | 4.9/10 |
| 🌤️ May | 48°F | 64°F | 39% | 0.2in | 11.8h | 7.1/10 |
| 🌤️ June | 61°F | 77°F | 37% | 0.1in | 13.3h | 8.1/10 |
| 🌤️ July | 66°F | 81°F | 40% | 0.2in | 13.3h | 8.2/10 |
| 🌤️ August | 66°F | 79°F | 38% | 0.1in | 12.7h | 8.1/10 |
| 🌤️ September | 61°F | 73°F | 32% | 0.1in | 11.3h | 7.8/10 |
| ⛅ October | 48°F | 63°F | 38% | 0.2in | 9.3h | 7.0/10 |
| 🌫️ November | 36°F | 48°F | 26% | 0.1in | 7.2h | 4.7/10 |
| 🌨️ December | 27°F | 37°F | 28% | 0.1in | 5.8h | 4.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In May, Chicago averages 64°F, 39% rainy days and 11.8h of sunshine per day. Overall weather score: 7.1/10.
See methodology →
Comparison
May vs July (best month)
The best month is July (score 8.2/10). Difference:
- 🌡️ Max temperature : +9°F
- 🌧 Rainy days : +1%
- ☀️ Sunshine : +1.5h/day
FAQ
FAQ — Chicago in May
Is May a good time to visit Chicago?
May is an acceptable time for Chicago (score 7.1/10). Conditions are decent but not optimal — consider July (8.2/10) if possible.
What to do in Chicago in May?
With 64°F max and 11.8h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
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