What is the weather like in Boulder vs Denver in October?

In October, Boulder averages 20°C high / 4°C low with about 26 mm of rain; Denver averages 21°C high / 3°C low with about 18 mm.

Boulder vs Denver in October

Boulder and Denver are nearly tied in October — 86 vs 86 on SeasonMap's comfort score. Boulder is nice, dry, clean air; Denver is nice, dry, clean air.

Boulder vs Denver — October climate, side by side

	🇺🇸 Boulder	🇺🇸 Denver
Comfort score	86/100 (A)	86/100 (A)
Feels-like high	18°C	17°C
Avg high / low	20° / 4°	21° / 3°
Rainfall	26 mm	18 mm
Rainy days	4	3
Humidity	55%	50%
Air quality (AQI)	28	31

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Boulder 🇺🇸 United Statesnice, dry, clean air · best September86
Denver 🇺🇸 United Statesnice, dry, clean air · best September86

Boulder vs Denver in October — FAQ

Is October better in Boulder or Denver?: Boulder and Denver are nearly tied in October — 86 vs 86 on SeasonMap's comfort score. Boulder is nice, dry, clean air; Denver is nice, dry, clean air.
What is the weather like in Boulder vs Denver in October?: In October, Boulder averages 20°C high / 4°C low with about 26 mm of rain; Denver averages 21°C high / 3°C low with about 18 mm.