Black Canyon of the Gunnison National Park weather in May

May in Black Canyon of the Gunnison National Park: nice, dry — one of the best months to visit.

#2 of 12 months in Black Canyon of the Gunnison National Park · #32 of 604 destinations to visit in May · comfort 92/100 (tier S)

Updated June 2026 · climate normals from ERA5 reanalysis

Black Canyon of the Gunnison National Park climate normals — May

Daytime high20°C / 68°F😎 nice
Nighttime low3°C / 38°F
Feels like (high)17°C / 63°F
Rainfall25 mm / 1 in☀️ dry
Rainy days7 days
Humidity42%🍃 comfortable
Dew point-3°C / 26°F
Sunshine12.6 h/day
Daylight14.3 h
Wind15 km/h / 10 mph
Snowfall3.1 cm / 1.2 in
Air quality (US AQI)57🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Black Canyon of the Gunnison National Park?

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Black Canyon of the Gunnison National Park in May — FAQ

Is May a good time to visit Black Canyon of the Gunnison National Park?
May in Black Canyon of the Gunnison National Park: nice, dry — one of the best months to visit. It ranks #2 of 12 months for Black Canyon of the Gunnison National Park on SeasonMap's comfort score (92/100).
What is the weather like in Black Canyon of the Gunnison National Park in May?
In May, Black Canyon of the Gunnison National Park averages a daily high of 19.8°C and a low of 3.1°C, with about 24.6 mm of rain over roughly 6.6 rainy days.
What is the air quality in Black Canyon of the Gunnison National Park in May?
Black Canyon of the Gunnison National Park has a mean US Air Quality Index of about 57 in May.
Does it snow in Black Canyon of the Gunnison National Park in May?
Black Canyon of the Gunnison National Park sees roughly 3.1 cm of snowfall in May.

Other months in Black Canyon of the Gunnison National Park

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