Weather Forecast for Boulder
Colorado, United States of America
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Current Weather - Boulder: 6°C
Current Weather - Boulder: 6°C
Colorado, United States of America
Patchy rain nearby
Feels like 5°C
Wind
7 km/h NE
Humidity
91%
Pressure
1018 mb
UV Index
0
Visibility
10 km
Patchy rain nearby
Wednesday, October 14, 2026
High
11°C
Low
6°C
Rain Chance
88%
Hourly Forecast
6°C
6°C
6°C
6°C
6°C
6°C
Day Statistics
Maximum Wind
11 km/h
Humidity
88%
Precipitation
5 mm
UV Index
0
Visibility
8 km
Rain Chance
88%
Snow Chance
0%
Sun & Moon
Sunrise
07:10 AM
Sunset
06:23 PM
Moonrise
11:50 AM
Moonset
08:42 PM
Moon Phase
Waxing Crescent
Moon Illumination
18%
Air Quality
PM2.5
3.1
μg/m³
PM10
3.2
μg/m³
NO₂
8.2
μg/m³
O₃
35.2
μg/m³
SO₂
0.8
μg/m³
CO
138.8
μg/m³
Light drizzle
Thursday, October 15, 2026
High
13°C
Low
3°C
Rain Chance
64%
Hourly Forecast
6°C
6°C
6°C
6°C
6°C
5°C
5°C
6°C
6°C
7°C
9°C
11°C
11°C
12°C
12°C
13°C
12°C
11°C
8°C
4°C
4°C
3°C
3°C
3°C
Day Statistics
Maximum Wind
36 km/h
Humidity
68%
Precipitation
3 mm
UV Index
2
Visibility
7 km
Rain Chance
64%
Snow Chance
0%
Sun & Moon
Sunrise
07:11 AM
Sunset
06:22 PM
Moonrise
12:49 PM
Moonset
09:35 PM
Moon Phase
Waxing Crescent
Moon Illumination
27%
Air Quality
PM2.5
2.3
μg/m³
PM10
2.5
μg/m³
NO₂
9.5
μg/m³
O₃
52.8
μg/m³
SO₂
0.4
μg/m³
CO
153.5
μg/m³
Sunny
Friday, October 16, 2026
High
15°C
Low
-0°C
Rain Chance
1%
Hourly Forecast
2°C
2°C
2°C
1°C
0°C
-0°C
-0°C
-0°C
2°C
8°C
10°C
11°C
12°C
14°C
15°C
15°C
15°C
15°C
9°C
6°C
6°C
5°C
5°C
5°C
Day Statistics
Maximum Wind
12 km/h
Humidity
44%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
07:12 AM
Sunset
06:20 PM
Moonrise
01:38 PM
Moonset
10:34 PM
Moon Phase
First Quarter
Moon Illumination
37%
Air Quality
PM2.5
7.4
μg/m³
PM10
8.5
μg/m³
NO₂
17.6
μg/m³
O₃
55
μg/m³
SO₂
0.9
μg/m³
CO
222.2
μg/m³
Sunny
Saturday, October 17, 2026
High
24°C
Low
5°C
Rain Chance
0%
Hourly Forecast
5°C
5°C
5°C
5°C
5°C
5°C
5°C
5°C
6°C
12°C
18°C
21°C
22°C
23°C
24°C
24°C
23°C
22°C
13°C
11°C
9°C
9°C
9°C
9°C
Day Statistics
Maximum Wind
16 km/h
Humidity
26%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:13 AM
Sunset
06:19 PM
Moonrise
02:19 PM
Moonset
11:36 PM
Moon Phase
First Quarter
Moon Illumination
47%
Air Quality
PM2.5
8.3
μg/m³
PM10
9.3
μg/m³
NO₂
16.7
μg/m³
O₃
59.2
μg/m³
SO₂
0.7
μg/m³
CO
223.3
μg/m³
Overcast
Sunday, October 18, 2026
High
21°C
Low
7°C
Rain Chance
6%
Hourly Forecast
9°C
8°C
8°C
8°C
8°C
7°C
7°C
7°C
8°C
13°C
18°C
20°C
21°C
21°C
21°C
21°C
20°C
20°C
14°C
11°C
12°C
9°C
9°C
9°C
Day Statistics
Maximum Wind
15 km/h
Humidity
23%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
07:14 AM
Sunset
06:17 PM
Moonrise
02:52 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
58%
Air Quality
PM2.5
6.5
μg/m³
PM10
7.2
μg/m³
NO₂
17.2
μg/m³
O₃
38.7
μg/m³
SO₂
0.3
μg/m³
CO
212.6
μg/m³
Sunny
Monday, October 19, 2026
High
18°C
Low
4°C
Rain Chance
1%
Hourly Forecast
7°C
6°C
6°C
5°C
5°C
5°C
4°C
6°C
8°C
10°C
12°C
13°C
15°C
16°C
17°C
18°C
15°C
13°C
11°C
10°C
10°C
9°C
9°C
8°C
Day Statistics
Maximum Wind
12 km/h
Humidity
39%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
07:15 AM
Sunset
06:16 PM
Moonrise
03:19 PM
Moonset
12:38 AM
Moon Phase
First Quarter
Moon Illumination
68%
Sunny
Tuesday, October 20, 2026
High
22°C
Low
7°C
Rain Chance
1%
Hourly Forecast
8°C
8°C
7°C
7°C
7°C
7°C
7°C
10°C
13°C
15°C
17°C
18°C
20°C
21°C
21°C
22°C
19°C
16°C
14°C
13°C
12°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
12 km/h
Humidity
39%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
07:16 AM
Sunset
06:14 PM
Moonrise
03:43 PM
Moonset
01:40 AM
Moon Phase
Waxing Gibbous
Moon Illumination
77%
Solar Radiation Data
Shortwave Radiation
16.06
Diffuse Radiation
16.02
DNI
0.1
GTI
14.52
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