Fort Collins, CO 14-Day Forecast

Colorado, United States 🇺🇸
95°
Sunny right now Today: high 99°, low 56°
Updated 2 min ago

Fort Collins weather for the next 14 days

Today

Sunny High 99° Low 56°
Precipitation
0% · 0.0 in
10 mph
9 - Very High
Sunrise / sunset
06:02 AM / 08:10 PM

Friday, August 7

Sunny High 99° Low 63°
Precipitation
0% · 0.0 in
Max wind
11 mph
Humidity
10%
UV index
9 - Very High
Sunrise / sunset
06:03 AM / 08:09 PM

Saturday, August 8

Sunny High 101° Low 66°
Precipitation
1% · 0.0 in
Max wind
15 mph
Humidity
13%
UV index
8 - High
Sunrise / sunset
06:04 AM / 08:07 PM

Sunday, August 9

Sunny High 99° Low 68°
Precipitation
17% · 0.01 in
Max wind
13 mph
Humidity
17%
UV index
9 - Very High
Sunrise / sunset
06:05 AM / 08:06 PM

Monday, August 10

Sunny High 95° Low 65°
Precipitation
57% · 0.06 in
Max wind
20 mph
Humidity
34%
UV index
8 - Very High
Sunrise / sunset
06:06 AM / 08:05 PM

Tuesday, August 11

Sunny High 93° Low 62°
Precipitation
1% · 0.0 in
Max wind
14 mph
Humidity
37%
UV index
8 - Very High
Sunrise / sunset
06:07 AM / 08:03 PM

Wednesday, August 12

Sunny High 99° Low 62°
Precipitation
1% · 0.0 in
Max wind
9 mph
Humidity
27%
UV index
9 - Very High
Sunrise / sunset
06:08 AM / 08:02 PM

Thursday, August 13

Sunny High 92° Low 63°
Precipitation
2% · 0.0 in
Max wind
17 mph
Humidity
35%
UV index
8 - Very High
Sunrise / sunset
06:09 AM / 08:01 PM

Friday, August 14

Sunny High 93° Low 58°
Precipitation
17% · 0.0 in
Max wind
14 mph
Humidity
55%
UV index
8 - Very High
Sunrise / sunset
06:10 AM / 07:59 PM

Saturday, August 15

Sunny High 80° Low 57°
Precipitation
68% · 0.51 in
Max wind
10 mph
Humidity
67%
UV index
7 - High
Sunrise / sunset
06:11 AM / 07:58 PM

Sunday, August 16

Sunny High 87° Low 53°
Precipitation
57% · 0.11 in
Max wind
13 mph
Humidity
72%
UV index
8 - Very High
Sunrise / sunset
06:12 AM / 07:57 PM

Monday, August 17

Sunny High 93° Low 55°
Precipitation
2% · 0.0 in
Max wind
15 mph
Humidity
45%
UV index
8 - Very High
Sunrise / sunset
06:13 AM / 07:55 PM

Tuesday, August 18

Sunny High 90° Low 64°
Precipitation
17% · 0.0 in
Max wind
9 mph
Humidity
29%
UV index
8 - Very High
Sunrise / sunset
06:13 AM / 07:54 PM

Wednesday, August 19

Partly Cloudy High 93° Low 62°
Precipitation
2% · 0.0 in
Max wind
13 mph
Humidity
26%
UV index
8 - Very High
Sunrise / sunset
06:14 AM / 07:52 PM

Fort Collins 14-day outlook: the story

The warmest day of Fort Collins's 14-day outlook is Saturday, August 8 with a high near 101°F (38°C); the coolest night comes Sunday, August 16, dipping to 53°F (11°C). The trend points cooler: week two runs about 8°F below week one. Highs over the next two weeks average 98°F (37°C), about 13°F (7°C) above the typical August high of 85°F (30°C).

Precipitation is most likely on Monday 10, Saturday 15, Sunday 16; the wettest day looks like Saturday, August 15 with about 0.51 in (12.9 mm) expected. For the weekend, expect Saturday 101°F (38°C) and sunny / Sunday 99°F (37°C) and sunny.

For typical conditions month by month, see the Fort Collins climate & average temperatures guide.

Fort Collins forecast questions

Will it rain in Fort Collins this week?
The forecast currently shows meaningful precipitation chances on 3 of the next 14 days, peaking around Saturday, August 15.
What will be the warmest day in Fort Collins over the next 14 days?
Saturday, August 8, with a forecast high near 101°F (38°C).
How accurate is a 14-day forecast for Fort Collins?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Fort Collins by month

Monthly averages for Fort Collins based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 38° 16° 4 0.6 in 7.9 h/day 63%
February 41° 17° 5 0.9 in 8.9 h/day 59%
March 51° 25° 6 1.6 in 9.8 h/day 58%
April 60° 33° 8 1.9 in 10.6 h/day 52%
May 67° 43° 13 4.1 in 11.1 h/day 62%
June 81° 55° 8 1.8 in 12.8 h/day 54%
July 87° 61° 6 1.3 in 12.9 h/day 51%
August 85° 59° 6 1.0 in 12.2 h/day 51%
September 80° 53° 4 0.7 in 11.0 h/day 47%
October 64° 39° 5 0.9 in 9.4 h/day 53%
November 50° 28° 5 0.8 in 8.5 h/day 59%
December 40° 20° 4 0.6 in 7.6 h/day 59%
14-day forecasts nearby