Fort Collins, Colorado · now
Clear
- Feels
- 43°
- High / Low
- 89° / 53°
- Wind
- 25 mph N
- Humidity
- 81%
Tomorrow· Thursday86°/48°· Partly Sunny
9° cooler than yesterday at this time
Current weather and 7-day forecast for Fort Collins, Colorado, sourced directly from the National Weather Service. Expect mostly sunny then slight chance showers and thunderstorms today. Today's high is 89° with a low near 53°. 1 active weather alert in effect.
What to wear today
Loose, light, and water nearby
89°F — wear breathable fabrics and stay hydrated.
Temperature · next 24 hours
Next 24 hours
-
6 AM
49°
0%
-
8 AM
57°
0%
-
10 AM
70°
0%
-
12 PM
78°
4%
-
2 PM
86°
4%
-
4 PM
88°
21%
-
6 PM
84°
11%
-
8 PM
78°
11%
-
10 PM
71°
9%
-
12 AM
65°
0%
-
2 AM
63°
0%
-
4 AM
58°
0%
Live radar
View full radar →7 days
- Today 5/13 Mostly Sunny then Slight Chance Showers And Thunderstorms 21% 89° · 53°
- Thu 5/14 Partly Sunny 1% 86° · 48°
- Fri 5/15 Sunny 3% 85° · 50°
- Sat 5/16 Mostly Sunny then Slight Chance Showers And Thunderstorms 17% 84° · 48°
- Sun 5/17 Mostly Sunny then Chance Showers And Thunderstorms 56% 79° · 42°
- Mon 5/18 Showers And Thunderstorms Likely 63% 60° · 38°
- Tue 5/19 Chance Rain Showers then Slight Chance Showers And Thunderstorms 25% 68° · 41°
Extended outlook days 8–16
- Wed 5/20 Sunny 14% 74° · 46°
- Thu 5/21
Cloudy 14% 85° · 56° - Fri 5/22 Cloudy 18% 82° · 62°
- Sat 5/23
Drizzle 25% 82° · 48° - Sun 5/24 Drizzle 29% 52° · 43°
- Mon 5/25 Mostly Sunny 29% 80° · 48°
- Tue 5/26 Sunny 40% 72° · 51°
- Wed 5/27 Cloudy 39% 85° · 56°
- Thu 5/28 Mostly Sunny 39% 92° · 66°
Days 8+ from the Open-Meteo multi-model ensemble — treat as a guide; accuracy drops past day 7.
Best time to head outside
Picks the upcoming daytime hour with the most favorable conditions for each activity. Factors in temperature, wind, precipitation timing, and pollen.
- Run7 AM
comfortable at 52°F · calm wind · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100 - Bike9 AM
comfortable at 62°F · calm wind · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100 - Golf9 AM
comfortable at 62°F · calm wind · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100 - Picnic10 AM
comfortable at 70°F · calm wind · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100
Climate normals
What weather to expect in Fort Collins
Fort Collins in May typically averages 69° highs and 44° lows, with about 14 days of rain. The hottest stretch is July (average high 88°); the coldest is January (average low 16°).
| Month | Avg high | Avg low | Rainy days |
|---|---|---|---|
| Jan | 38° | 16° | 9 |
| Feb | 48° | 22° | 8 |
| Mar | 63° | 33° | 8 |
| Apr | 63° | 36° | 9 |
| May | 69° | 44° | 14 |
| Jun | 83° | 55° | 13 |
| Jul | 88° | 60° | 14 |
| Aug | 87° | 60° | 12 |
| Sep | 81° | 52° | 7 |
| Oct | 68° | 42° | 5 |
| Nov | 52° | 30° | 7 |
| Dec | 48° | 26° | 4 |
Normals derived from the past two years of observations via Open-Meteo's historical archive.
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