Today's Summary
If you head out in Fort Collins today, you'll see a clear sky. The thermometer currently shows 21.4°C. Light clothing is enough – and remember sun protection if it's sunny. During the day temperatures will range between 17.7°C and 31.9°C.
Hourly forecast – Fort Collins, today
Sep 1, 22:00
20 °C
Overcast
Sep 1, 23:00
22 °C
Partly cloudy
Sep 2, 00:00
21 °C
Clear
Sep 2, 01:00
21 °C
Clear
Sep 2, 02:00
20 °C
Clear
Sep 2, 03:00
19 °C
Clear
Sep 2, 04:00
19 °C
Clear
Sep 2, 05:00
19 °C
Sunny
Sep 2, 06:00
22 °C
Sunny
Sep 2, 07:00
24 °C
Sunny
Sep 2, 08:00
27 °C
Sunny
Sep 2, 09:00
29 °C
Sunny
Sep 2, 10:00
31 °C
Sunny
Sep 2, 11:00
32 °C
Cloudy
Sep 2, 12:00
33 °C
Overcast
Sep 2, 13:00
32 °C
Partly cloudy
Sep 2, 14:00
32 °C
Overcast
Sep 2, 15:00
30 °C
Overcast
Sep 2, 16:00
28 °C
Overcast
Sep 2, 17:00
28 °C
Patchy rain possible
Sep 2, 18:00
24 °C
Patchy rain possible
Sep 2, 19:00
24 °C
Patchy rain possible
Sep 2, 20:00
22 °C
Patchy rain possible
Sep 2, 21:00
21 °C
Partly cloudy
Time
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
Temperature (°C)
Chance of rain (%)
8
2
1
1
1
1
1
1
1
0
0
0
1
6
9
3
8
9
9
10
6
9
7
2
Precipitation
Wind (km/h)
NW
1
1
NNW
9
9
NNW
11
11
NNW
7
7
NNW
3
3
WNW
4
4
W
4
4
SW
4
4
SW
4
4
S
7
7
SSE
9
9
SE
10
10
SE
13
13
SE
20
20
SSE
26
26
SSE
29
29
S
31
31
SSW
29
29
SSW
27
27
SSW
24
24
NW
19
19
N
13
13
NW
7
7
N
3
3
Pressure (hPa)
1012
1012
1011
1011
1011
1012
1012
1013
1013
1012
1012
1011
1009
1008
1007
1006
1005
1006
1006
1006
1009
1009
1010
1010
Humidity (%)
Cloud cover (%)
14-day weather forecast – Fort Collins
14-day trend for Fort Collins: Forecasts suggest a marked cooldown in the second week. Lows can drop to around 9.5°C at night, with daytime highs up to 35°C.
Date
Sep 1
Sep 2
Sep 3
Sep 4
Sep 5
Sep 6
Sep 7
Sep 8
Sep 9
Sep 10
Sep 11
Sep 12
Sep 13
Sep 14
Temperature (°C)
Chance of rain (%)
57
17
17
4
8
8
36
4
17
57
1
4
6
1
Precipitation
Wind max (km/h)
18
31
26
34
12
22
15
22
22
35
16
22
19
20
| Date | Weather | Min °C | Max °C | Sunrise | Sunset | Moonrise | Moonset | Moon phase |
|---|---|---|---|---|---|---|---|---|
| September 1, 2026 |
|
18 °C | 32 °C | 06:27 | 19:33 | 21:25 | 11:13 | Waning Moon (70 %) |
| September 2, 2026 |
|
19 °C | 33 °C | 06:28 | 19:31 | 21:57 | 12:21 | Last Quarter (60 %) |
| September 3, 2026 |
|
18 °C | 34 °C | 06:29 | 19:29 | 22:37 | 13:32 | Last Quarter (50 %) |
| September 4, 2026 |
|
19 °C | 35 °C | 06:30 | 19:28 | 23:29 | 14:41 | Last Quarter (39 %) |
| September 5, 2026 |
|
20 °C | 33 °C | 06:31 | 19:26 | Does not rise today | 15:44 | Waning Crescent (29 %) |
| September 6, 2026 |
|
21 °C | 32 °C | 06:32 | 19:24 | 00:32 | 16:39 | Waning Crescent (20 %) |
| September 7, 2026 |
|
20 °C | 32 °C | 06:33 | 19:23 | 01:46 | 17:23 | Waning Crescent (12 %) |
| September 8, 2026 |
|
18 °C | 35 °C | 06:34 | 19:21 | 03:05 | 18:00 | Waning Crescent (6 %) |
| September 9, 2026 |
|
15 °C | 29 °C | 06:35 | 19:19 | 04:25 | 18:30 | New Moon (2 %) |
| September 10, 2026 |
|
15 °C | 25 °C | 06:36 | 19:18 | 05:45 | 18:57 | New Moon (0 %) |
| September 11, 2026 |
|
10 °C | 27 °C | 06:37 | 19:16 | 07:02 | 19:22 | New Moon (0 %) |
| September 12, 2026 |
|
12 °C | 22 °C | 06:38 | 19:14 | 08:17 | 19:47 | New Moon (3 %) |
| September 13, 2026 |
|
12 °C | 21 °C | 06:39 | 19:13 | 09:31 | 20:13 | Waxing Crescent (8 %) |
| September 14, 2026 |
|
12 °C | 27 °C | 06:40 | 19:11 | 10:45 | 20:43 | Waxing Crescent (14 %) |