What is the weather like in Boulder vs Calgary in April?

In April, Boulder averages 18°C high / 2°C low with about 56 mm of rain; Calgary averages 11°C high / -2°C low with about 30 mm.

Boulder vs Calgary in April

Boulder is the better pick in April — 80 vs 72 on SeasonMap's comfort score. Boulder is cool, a little rain, reliable snow, while Calgary is cold, dry, clean air.

Boulder vs Calgary — April climate, side by side

	🇺🇸 Boulder	🇨🇦 Calgary
Comfort score	80/100 (A)	72/100 (B)
Feels-like high	15°C	7°C
Avg high / low	18° / 2°	11° / -2°
Rainfall	56 mm	30 mm
Rainy days	7	6
Humidity	60%	60%
Air quality (AQI)	52	42

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

Month by month

Boulder 🇺🇸 United Statescool, a little rain, reliable snow · best September80
Calgary 🇨🇦 Canadacold, dry, clean air · best August72

Boulder vs Calgary in April — FAQ

Is April better in Boulder or Calgary?: Boulder is the better pick in April — 80 vs 72 on SeasonMap's comfort score. Boulder is cool, a little rain, reliable snow, while Calgary is cold, dry, clean air.
What is the weather like in Boulder vs Calgary in April?: In April, Boulder averages 18°C high / 2°C low with about 56 mm of rain; Calgary averages 11°C high / -2°C low with about 30 mm.