Hourly Weather in Boulder, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 km/h
Calm
7 km/h
Calm
7 km/h
Calm
3 km/h
Calm
14 km/h
Light
19 km/h
Breezy
17 km/h
Breezy
21 km/h
Breezy
24 km/h
Breezy
Humidity
54%
Comfortable
45%
Comfortable
43%
Dry
38%
Dry
31%
Dry
28%
Very dry
22%
Very dry
16%
Extremely dry
16%
Extremely dry
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1010 hPa
Normal
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1005 hPa
Low
1004 hPa
Low
1004 hPa
Very low
Clouds
5%
0%
0%
0%
0%
0%
0%
0%
2%
Dew point
8°
9°
9°
9°
9°
9°
7°
4°
4°
UV Index
0
0
1
2
4
6
8
9
8
Air quality
55
Moderate
55
Moderate
55
Moderate
55
Moderate
55
Moderate
55
Moderate
56
Moderate
56
Moderate
47
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
3 / 5
3 / 5
2 / 5
3 / 5
4 / 5
4 / 5
4 / 5
4 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
7.6 μg/m3
PM25
11.2 μg/m3
11.2 μg/m3
11.3 μg/m3
11.3 μg/m3
11.4 μg/m3
11.4 μg/m3
11.5 μg/m3
11.5 μg/m3
5.2 μg/m3
NO2
6.6 ppb
4.9 ppb
3.2 ppb
1.5 ppb
1.2 ppb
0.7 ppb
0.4 ppb
0.3 ppb
0.3 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
27 ppb
27.8 ppb
29.3 ppb
31.4 ppb
33.8 ppb
36.4 ppb
38.8 ppb
41 ppb
50.6 ppb