Weather Forecast for Fort Collins
Colorado, United States of America
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Current Weather - Fort Collins: 17°C
Current Weather - Fort Collins: 17°C
Colorado, United States of America
Partly Cloudy
Feels like 15°C
Wind
8 km/h N
Humidity
55%
Pressure
1013 mb
UV Index
0
Visibility
10 km
Sunny
Sunday, September 13, 2026
High
35°C
Low
14°C
Rain Chance
17%
Hourly Forecast
18°C
21°C
25°C
28°C
31°C
33°C
35°C
35°C
35°C
32°C
28°C
26°C
23°C
24°C
20°C
21°C
Day Statistics
Maximum Wind
35 km/h
Humidity
40%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:39 AM
Sunset
07:13 PM
Moonrise
09:31 AM
Moonset
08:13 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
4.1
μg/m³
PM10
5.8
μg/m³
NO₂
7.6
μg/m³
O₃
65.5
μg/m³
SO₂
0.3
μg/m³
CO
129.6
μg/m³
Overcast
Monday, September 14, 2026
High
32°C
Low
19°C
Rain Chance
36%
Hourly Forecast
21°C
20°C
20°C
20°C
19°C
20°C
19°C
19°C
21°C
23°C
26°C
28°C
30°C
31°C
32°C
32°C
32°C
31°C
27°C
25°C
24°C
23°C
22°C
20°C
Day Statistics
Maximum Wind
30 km/h
Humidity
38%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
06:40 AM
Sunset
07:11 PM
Moonrise
10:45 AM
Moonset
08:43 PM
Moon Phase
Waxing Crescent
Moon Illumination
14%
Air Quality
PM2.5
2.9
μg/m³
PM10
3.4
μg/m³
NO₂
8.3
μg/m³
O₃
58.5
μg/m³
SO₂
0.2
μg/m³
CO
128.5
μg/m³
Sunny
Tuesday, September 15, 2026
High
24°C
Low
14°C
Rain Chance
17%
Hourly Forecast
20°C
18°C
17°C
16°C
15°C
15°C
14°C
14°C
15°C
16°C
17°C
19°C
21°C
22°C
23°C
24°C
24°C
23°C
21°C
18°C
17°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
28 km/h
Humidity
40%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:41 AM
Sunset
07:09 PM
Moonrise
11:57 AM
Moonset
09:18 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Air Quality
PM2.5
5
μg/m³
PM10
5.9
μg/m³
NO₂
6.6
μg/m³
O₃
67
μg/m³
SO₂
0.7
μg/m³
CO
140
μg/m³
Overcast
Wednesday, September 16, 2026
High
31°C
Low
12°C
Rain Chance
57%
Hourly Forecast
13°C
13°C
13°C
13°C
12°C
12°C
12°C
12°C
14°C
16°C
20°C
25°C
28°C
31°C
31°C
31°C
29°C
29°C
24°C
19°C
19°C
19°C
17°C
17°C
Day Statistics
Maximum Wind
26 km/h
Humidity
55%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:42 AM
Sunset
07:08 PM
Moonrise
01:05 PM
Moonset
09:59 PM
Moon Phase
First Quarter
Moon Illumination
32%
Air Quality
PM2.5
5.9
μg/m³
PM10
7
μg/m³
NO₂
8.1
μg/m³
O₃
67.7
μg/m³
SO₂
0.5
μg/m³
CO
151.3
μg/m³
Sunny
Thursday, September 17, 2026
High
27°C
Low
14°C
Rain Chance
2%
Hourly Forecast
17°C
17°C
17°C
16°C
16°C
15°C
14°C
14°C
16°C
18°C
20°C
22°C
24°C
25°C
26°C
27°C
26°C
26°C
26°C
23°C
20°C
17°C
16°C
16°C
Day Statistics
Maximum Wind
20 km/h
Humidity
48%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
06:43 AM
Sunset
07:06 PM
Moonrise
02:07 PM
Moonset
10:48 PM
Moon Phase
First Quarter
Moon Illumination
42%
Air Quality
PM2.5
10.2
μg/m³
PM10
11.4
μg/m³
NO₂
15
μg/m³
O₃
52.4
μg/m³
SO₂
0.5
μg/m³
CO
203.6
μg/m³
Sunny
Friday, September 18, 2026
High
30°C
Low
13°C
Rain Chance
1%
Hourly Forecast
15°C
15°C
14°C
14°C
13°C
13°C
13°C
14°C
16°C
17°C
20°C
22°C
25°C
26°C
28°C
30°C
29°C
29°C
28°C
25°C
23°C
20°C
19°C
18°C
Day Statistics
Maximum Wind
20 km/h
Humidity
49%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:44 AM
Sunset
07:04 PM
Moonrise
03:01 PM
Moonset
11:43 PM
Moon Phase
First Quarter
Moon Illumination
53%
Sunny
Saturday, September 19, 2026
High
31°C
Low
15°C
Rain Chance
0%
Hourly Forecast
18°C
17°C
17°C
16°C
16°C
15°C
15°C
17°C
18°C
20°C
23°C
25°C
27°C
29°C
30°C
31°C
31°C
30°C
29°C
26°C
23°C
19°C
18°C
18°C
Day Statistics
Maximum Wind
18 km/h
Humidity
32%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:45 AM
Sunset
07:03 PM
Moonrise
03:46 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
63%
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