Weather Forecast for Fort Collins
Colorado, United States of America
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Current Weather - Fort Collins: 18°C
Colorado, United States of America
Overcast
Feels like 18°C
Wind
14 km/h SSE
Humidity
24%
Pressure
1015 mb
UV Index
1
Visibility
16 km
Sunny
Tuesday, November 18, 2025
High
13°
Low
1°
Rain Chance
0%
Hourly Forecast
4°
Day Statistics
Maximum Wind
14 km/h
Humidity
49%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:51 AM
Sunset
04:40 PM
Moonrise
05:28 AM
Moonset
03:30 PM
Moon Phase
Waning Crescent
Moon Illumination
5%
Air Quality
PM2.5
3
μg/m³
PM10
3.2
μg/m³
NO₂
10.7
μg/m³
O₃
69.9
μg/m³
SO₂
1.8
μg/m³
CO
239.6
μg/m³
Sunny
Wednesday, November 19, 2025
High
13°
Low
0°
Rain Chance
0%
Hourly Forecast
3°
2°
2°
1°
1°
1°
1°
1°
1°
4°
6°
9°
11°
12°
13°
12°
12°
11°
10°
10°
9°
7°
6°
4°
Day Statistics
Maximum Wind
9 km/h
Humidity
57%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:52 AM
Sunset
04:39 PM
Moonrise
06:30 AM
Moonset
03:59 PM
Moon Phase
Waning Crescent
Moon Illumination
2%
Air Quality
PM2.5
5.3
μg/m³
PM10
5.4
μg/m³
NO₂
14.3
μg/m³
O₃
57.9
μg/m³
SO₂
2.5
μg/m³
CO
196.8
μg/m³
Moderate rain
Thursday, November 20, 2025
High
12°
Low
-0°
Rain Chance
75%
Hourly Forecast
3°
2°
2°
1°
1°
0°
1°
1°
2°
4°
6°
8°
10°
11°
11°
11°
11°
10°
8°
7°
6°
6°
5°
5°
Day Statistics
Maximum Wind
16 km/h
Humidity
71%
Precipitation
9 mm
UV Index
0
Visibility
10 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
06:53 AM
Sunset
04:38 PM
Moonrise
07:33 AM
Moonset
04:33 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
8.5
μg/m³
PM10
8.8
μg/m³
NO₂
14.6
μg/m³
O₃
51.8
μg/m³
SO₂
2.8
μg/m³
CO
203.5
μg/m³
Moderate rain
Friday, November 21, 2025
High
8°
Low
3°
Rain Chance
73%
Hourly Forecast
4°
4°
4°
4°
4°
4°
4°
4°
5°
5°
5°
6°
6°
7°
8°
8°
8°
7°
6°
5°
5°
4°
3°
3°
Day Statistics
Maximum Wind
11 km/h
Humidity
85%
Precipitation
10 mm
UV Index
0
Visibility
9 km
Rain Chance
73%
Snow Chance
0%
Sun & Moon
Sunrise
06:54 AM
Sunset
04:38 PM
Moonrise
08:33 AM
Moonset
05:16 PM
Moon Phase
Waxing Crescent
Moon Illumination
1%
Air Quality
PM2.5
4.9
μg/m³
PM10
5
μg/m³
NO₂
11.1
μg/m³
O₃
50.5
μg/m³
SO₂
2.5
μg/m³
CO
181.1
μg/m³
Sunny
Saturday, November 22, 2025
High
13°
Low
2°
Rain Chance
0%
Hourly Forecast
3°
3°
2°
2°
2°
2°
2°
3°
3°
5°
7°
9°
10°
11°
12°
12°
10°
9°
8°
7°
6°
6°
5°
5°
Day Statistics
Maximum Wind
8 km/h
Humidity
59%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:55 AM
Sunset
04:37 PM
Moonrise
09:29 AM
Moonset
06:06 PM
Moon Phase
Waxing Crescent
Moon Illumination
3%
Air Quality
PM2.5
6
μg/m³
PM10
6
μg/m³
NO₂
18.6
μg/m³
O₃
44.8
μg/m³
SO₂
1.9
μg/m³
CO
246
μg/m³
Sunny
Sunday, November 23, 2025
High
13°
Low
3°
Rain Chance
0%
Hourly Forecast
4°
4°
4°
3°
3°
3°
3°
4°
4°
6°
8°
9°
11°
12°
12°
12°
11°
10°
9°
8°
7°
6°
6°
5°
Day Statistics
Maximum Wind
7 km/h
Humidity
50%
Precipitation
0 mm
UV Index
3
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:56 AM
Sunset
04:37 PM
Moonrise
10:18 AM
Moonset
07:04 PM
Moon Phase
Waxing Crescent
Moon Illumination
7%
Sunny
Monday, November 24, 2025
High
13°
Low
4°
Rain Chance
0%
Hourly Forecast
5°
5°
5°
5°
5°
4°
5°
5°
5°
7°
8°
10°
11°
12°
13°
12°
11°
10°
9°
8°
7°
7°
6°
5°
Day Statistics
Maximum Wind
6 km/h
Humidity
44%
Precipitation
0 mm
UV Index
3
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:58 AM
Sunset
04:36 PM
Moonrise
10:59 AM
Moonset
08:06 PM
Moon Phase
Waxing Crescent
Moon Illumination
12%
Solar Radiation Data
Shortwave Radiation
389.98
Diffuse Radiation
120.88
DNI
0
GTI
115.72
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