Measurements:
°C
°F
Fort Collins
64°F
S 9 mph
Feels like: 64°F
Precip: 47%
World Resorts USA Fort Collins Weather May Weather in Fort Collins

Fort Collins Weather: May

Average Day Temperature: 69.1°F
Average Night Temperature: 47.8°F
Number of Sunny Days: 13 days
Sunshine Hours: 14.0 - 14.9 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.7 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 85°F. The lowest night temperature was 27°F. The average values for day and night temperatures during May were 68.6°F и 47.5°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Fort Collins is 1.7 in. It makes may the most rainy month of the year.

Wind Speed in May, mph

The average wind speed in May is 6.6 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Fort Collins in May is 8.7 hours.

Best Time to Visit Fort Collins
The most sunny months:
October 22 days
September 22 days
November 21 days
The most warm months:
July 90.8 °F
August 90.1 °F
June 83.6 °F
The most cold months:
January 35.8 °F
February 38.5 °F
December 43.2 °F
The most rainy months:
June 3 days
May 3 days
April 1 day
The most windy months:
April 7 mph
March 6 mph
May 6 mph

Fort Collins on the Weather Map

USA Resorts:
NAME
Chicago +66
Hawaii +80
Honolulu +80
Houston +82
Las Vegas +96
Los Angeles +66
Maui +74
Miami +80
Miami Beach +88
Myrtle Beach +78
New York +70
San Diego +68
San Francisco +58
Sarasota +84
Tampa +84
24 Hours Weather Forecast
Fort Collins
Local time: 22:10
25 jun, thursday
0000 60°F
S
6 mph
0300 60°F
S
3 mph
0600 60°F
NW
2 mph
0900 62°F
S
6 mph
1200 72°F
W
7 mph
1500 76°F
W
11 mph
1800 74°F
NW
10 mph
2100 62°F
NW
7 mph