Denver weather in May
May in Denver: nice, rainy — an excellent time to visit.
#6 of 12 months in Denver · #284 of 604 destinations to visit in May · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Denver climate normals — May
| Daytime high | 20°C / 69°F | 😎 nice |
|---|---|---|
| Nighttime low | 5°C / 42°F | |
| Feels like (high) | 18°C / 64°F | |
| Rainfall | 95 mm / 3.7 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 57% | 🍃 comfortable |
| Dew point | 3°C / 37°F | |
| Sunshine | 11.5 h/day | |
| Daylight | 14.4 h | |
| Wind | 16 km/h / 10 mph | |
| Snowfall | 7.7 cm / 3 in | |
| Air quality (US AQI) | 51 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Denver in May — FAQ
- Is May a good time to visit Denver?
- May in Denver: nice, rainy — an excellent time to visit. It ranks #6 of 12 months for Denver on SeasonMap's comfort score (82/100).
- What is the weather like in Denver in May?
- In May, Denver averages a daily high of 20.3°C and a low of 5.3°C, with about 95 mm of rain over roughly 12.8 rainy days.
- What is the air quality in Denver in May?
- Denver has a mean US Air Quality Index of about 51 in May.
- Does it snow in Denver in May?
- Denver sees roughly 7.7 cm of snowfall in May.