Birmingham weather in May
May in Birmingham: cool, a little rain, with clean air — an excellent time to visit.
#4 of 12 months in Birmingham · #221 of 604 destinations to visit in May · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Birmingham climate normals — May
| Daytime high | 16°C / 60°F | 🙂 cool |
|---|---|---|
| Nighttime low | 7°C / 45°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 58 mm / 2.3 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 8°C / 46°F | |
| Sunshine | 10.8 h/day | |
| Daylight | 15.8 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Birmingham in May — FAQ
- Is May a good time to visit Birmingham?
- May in Birmingham: cool, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Birmingham on SeasonMap's comfort score (84/100).
- What is the weather like in Birmingham in May?
- In May, Birmingham averages a daily high of 15.5°C and a low of 7.1°C, with about 58.2 mm of rain over roughly 11.4 rainy days.
- What is the air quality in Birmingham in May?
- Birmingham has a mean US Air Quality Index of about 42 in May.