Detroit weather in May
May in Detroit: nice, a little rain — one of the best months to visit.
#2 of 12 months in Detroit · #130 of 604 destinations to visit in May · comfort 88/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Detroit climate normals — May
| Daytime high | 20°C / 68°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 51°F | |
| Feels like (high) | 19°C / 66°F | |
| Rainfall | 78 mm / 3.1 in | 🌦 some rain |
| Rainy days | 12 days | |
| Humidity | 68% | 💧 humid |
| Dew point | 9°C / 48°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 14.6 h | |
| Wind | 21 km/h / 13 mph | |
| Snowfall | 0.2 cm / 0.1 in | |
| Air quality (US AQI) | 56 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Detroit in May — FAQ
- Is May a good time to visit Detroit?
- May in Detroit: nice, a little rain — one of the best months to visit. It ranks #2 of 12 months for Detroit on SeasonMap's comfort score (88/100).
- What is the weather like in Detroit in May?
- In May, Detroit averages a daily high of 19.8°C and a low of 10.6°C, with about 78 mm of rain over roughly 12.2 rainy days.
- What is the air quality in Detroit in May?
- Detroit has a mean US Air Quality Index of about 56 in May.