Which is the hottest month in Fort Collins?

The hottest time of year in Fort Collins is normally July. Expect maximum daytime temperatures to reach 30°C with moderate heat and humidity.

Which month has the most rain in Fort Collins?

In terms of rainfall, May is usually the wettest month in Fort Collins with 70mm on average. There are normally 11 days in May with some rain.

When is it sunniest in Fort Collins?

The sunniest time of year in Fort Collins is normally September with bright sunshine on average for 72% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit Fort Collins

Q: When is the best time to visit Fort Collins?

The best time to visit Fort Collins is June and August based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Fort Collins and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Fort Collins by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Fort Collins?

The best time to visit Fort Collins is June and August based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

1.5
Jan
1.5
Feb
2
Mar
2.5
Apr
4.5
May
5
Jun
4
Jul
5
Aug
4.5
Sep
3
Oct
1.5
Nov
1.5
Dec

Change criteria

Max Day Temperature (°F)

41
Jan
45
Feb
50
Mar
61
Apr
70
May
79
Jun
86
Jul
82
Aug
75
Sep
64
Oct
50
Nov
43
Dec

Hours of Sunshine (daily)

7
Jan
7
Feb
8
Mar
9
Apr
10
May
11
Jun
11
Jul
10
Aug
9
Sep
8
Oct
6
Nov
6
Dec