Best Time to Visit Denver
Best time: Jun, Jul, Aug, Sep.
Jul is warmest (31.8°C high); May is rainiest (65 mm).
Denver weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 7.2 | -7.8 | 14 | 4 |
| Feb | 9.4 | -5.7 | 14 | 5.5 |
| Mar | 12.6 | -2.6 | 37 | 7.3 |
| Apr | 16.6 | 1.3 | 51 | 8.8 |
| May | 22.2 | 6.5 | 65 | 10.3 |
| Jun | 28.5 | 11.7 | 45 | 11.4 |
| Jul | 31.8 | 14.7 | 50 | 11.2 |
| Aug | 30.5 | 14 | 42 | 9.7 |
| Sep | 25.7 | 8.9 | 35 | 8.3 |
| Oct | 19.3 | 2.5 | 28 | 6.1 |
| Nov | 11.3 | -3.5 | 28 | 4.2 |
| Dec | 7.6 | -7 | 17 | 3.6 |
Average high temperature
Best months by activity
Overall: JunJulAugSep
Beaches: AugJulJunSep
Hiking: JunSepOctApr
Sightseeing: JunJulAugSep
Denver quick facts
What to pack
Cold months (Jan, Feb, Mar, Nov, Dec): warm layers and a coat.
Frequently asked questions
When is the best time to visit Denver?
Jun, Jul, Aug, Sep.
What is the rainiest month?
May, about 65 mm.
What is the warmest month?
Jul, with average highs of 31.8°C.
Where to stay
See Denver hotels · Book Denver tours & activities
All destinations · Best time to visit New York · Best time to visit Los Angeles · Best time to visit Miami · Best time to visit San Francisco
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.