Baltimore weather in May
May in Baltimore: nice, rainy — one of the best months to visit.
#1 of 12 months in Baltimore · #120 of 897 destinations to visit in May · comfort 91/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Baltimore in May
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Baltimore climate normals — May
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Rainfall | 96 mm / 3.8 in | 🌧 rainy |
| Rainy days | 11 days | |
| Humidity | 71% | 💧 humid |
| Dew point | 11°C / 53°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 14.3 h | |
| Wind | 19 km/h / 12 mph | |
| Air quality (US AQI) | 54 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Baltimore in May — FAQ
- Is May a good time to visit Baltimore?
- May in Baltimore: nice, rainy — one of the best months to visit. It ranks #1 of 12 months for Baltimore on SeasonMap's comfort score (91/100).
- What is the weather like in Baltimore in May?
- In May, Baltimore averages a daily high of 22.2°C and a low of 13°C, with about 95.5 mm of rain over roughly 11.4 rainy days.
- What is the air quality in Baltimore in May?
- Baltimore has a mean US Air Quality Index of about 54 in May.