Best Time to Visit Denver
✨ Best Months to Visit
Experience Denver's vibrant beauty during the mild and colorful months of May, September, and October.
🌤️
October
20.4°C · 21mm rain
☀️
September
28.2°C · 26mm rain
🌤️
May
21.3°C · 89mm rain
Average Monthly Temperature
Click a month below to see its details.
🌤️
October
RecommendedHigh 20.4°C · Low 4.4°C · 21mm rain · 9.7h sun/day
3.6°C
Jan
5.8°C
Feb
11.2°C
Mar
16.7°C
Apr
21.3°C
May
28.8°C
Jun
32.2°C
Jul
31.2°C
Aug
28.2°C
Sep
20.4°C
Oct
12.2°C
Nov
9.2°C
Dec
Month-by-Month Climate
Full breakdown for every month.
❄️
Cold
January
High 3.6°C / Low -10.5°C
21mm rain
7.6h sun/day
❄️
Cold
February
High 5.8°C / Low -10.1°C
30mm rain
9h sun/day
🌤️
Mild & Sunny
March
High 11.2°C / Low -4.4°C
51mm rain
9.6h sun/day
🌤️
Mild & Sunny
April
High 16.7°C / Low 0.5°C
39mm rain
10.6h sun/day
🌤️
Mild & Sunny
May ★
High 21.3°C / Low 6.1°C
89mm rain
11.3h sun/day
☀️
Hot & Sunny
June
High 28.8°C / Low 12.6°C
53mm rain
12.3h sun/day
☀️
Hot & Sunny
July
High 32.2°C / Low 15.9°C
30mm rain
12.8h sun/day
☀️
Hot & Sunny
August
High 31.2°C / Low 15.5°C
37mm rain
11.9h sun/day
☀️
Hot & Sunny
September ★
High 28.2°C / Low 10.8°C
26mm rain
11h sun/day
🌤️
Mild & Sunny
October ★
High 20.4°C / Low 4.4°C
21mm rain
9.7h sun/day
🌤️
Mild & Sunny
November
High 12.2°C / Low -2.3°C
18mm rain
8.2h sun/day
❄️
Cold
December
High 9.2°C / Low -4.7°C
17mm rain
7.9h sun/day
Climate data: 5-year average (2021-2025), via Open-Meteo.