World Resorts USA Fort Collins Weather

Fort Collins weather in May

Weather in Fort Collins: May

Average day temperature: 67.2°F
Average night temperature: 48.0°F
Number of sunny days: 13 days
Day length: 14.0 - 14.9 hours
Number of rainy days: 3 days
Precipitation totals: 1.7 in.

Air temperature in May, °F

Show year:
2026
2025
2024

The highest day temperature during May of 2026 was 81°F. At the same time the lowest night temperature was 29°F. Daily and nightly averages during May were 66.7°F and 47.7°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Fort Collins in May is 1.7 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 6.6 mph It makes May one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 8.7.

Best time for vacation in Fort Collins

Sunniest months:
October 22 days
September 22 days
November 21 days
Warmest months:
July 86.7 °F
August 86.1 °F
June 80.3 °F
Coldest months:
January 37.2 °F
February 39.6 °F
December 43.9 °F
Rainiest months:
June 3 days
May 3 days
April 1 day
Windiest months:
April 7.2 mph
March 6.6 mph
May 6.6 mph

Fort Collins on a weather map

Fort Collins
+77°F
W 12 mph
Feels like: +77°F
Precip.: 0%
Places in USA:
Name
°F
+77°F
+77°F
+100°F
+79°F
+88°F
+86°F
+72°F
+79°F
+70°F
+68°F
+68°F
+95°F
+102°F
+88°F
+77°F
24 Hours Forecast
Fort Collins
Local time: 13:24
June 08, monday
1500
79°F
N
17 mph
1800
72°F
N
8 mph
2100
61°F
N
6 mph
June 09, tuesday
0000
55°F
N
3 mph
0300
52°F
SW
1 mph
0600
55°F
E
2 mph
0900
75°F
N
7 mph
1200
84°F
NE
19 mph
Units of measurement: °C / °F