Fort Collins Weather Year-Round — Best Time to Visit
Fort Collins, United States has mild weather year-round. The best time to visit is August (score: 92/100). Annual average high: 16.2°C, total rainfall: 441mm.
When is the best time to visit Fort Collins?
92
August is the best month to visit Fort Collins with a travel score of 92/100 (Excellent).
Expect highs of 28.7°C, 6 rain days, and 12.4 hours of daily sunshine.
View August weather details →Travel Score by Month
61
Jan
63
Feb
69
Mar
71
Apr
75
May
89
Jun
92
Jul
92
Aug
90
Sep
77
Oct
67
Nov
61
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Fort Collins each month?
16.2°C
Avg High
2.5°C
Avg Low
441mm
Annual Rain
How much rain does Fort Collins get?
Fort Collins receives 441mm of rain annually. The wettest month is typically May with 85mm, while December is the driest.
What is the weather like each month in Fort Collins?
January
61
4°C
Low: -8°C
4 rain days
Good
February
63
5°C
Low: -8°C
5 rain days
Good
March
69
11°C
Low: -4°C
6 rain days
Good
April
71
15°C
Low: 0°C
9 rain days
Good
May
75
20°C
Low: 6°C
11 rain days
Good
June
89
26°C
Low: 12°C
7 rain days
Excellent
July
92
30°C
Low: 15°C
7 rain days
Excellent
August
Best time to visit92
29°C
Low: 14°C
6 rain days
Excellent
September
90
25°C
Low: 10°C
5 rain days
Excellent
October
77
17°C
Low: 3°C
6 rain days
Good
November
67
10°C
Low: -3°C
5 rain days
Good
December
61
4°C
Low: -7°C
3 rain days
Good
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What cities are near Fort Collins?
Data based on 1994–2024 averages · Last updated: 2024-12-31