Daily Weather in Custer County, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
11 mph
Breezy
13 mph
Breezy
20 mph
Strong
11 mph
Breezy
9 mph
Light
14 mph
Breezy
15 mph
Breezy
12 mph
Breezy
14 mph
Breezy
Humidity
26%
Very dry
31%
Dry
57%
Comfortable
57%
Comfortable
46%
Comfortable
40%
Dry
31%
Dry
38%
Dry
55%
Comfortable
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1013 hPa
Normal
1015 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1015 hPa
Normal
1018 hPa
High
Clouds
100%
100%
91%
52%
99%
62%
55%
62%
74%
Dew point
40°
47°
58°
57°
51°
48°
33°
35°
44°
UV Index
7
7
8
7
5
Air quality
165
Unhealthy
76
Moderate
73
Moderate
64
Moderate
73
Moderate
Pollen index
Tree
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
Grass
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
1.73 μg/ft3
0.65 μg/ft3
0.65 μg/ft3
0.49 μg/ft3
0.63 μg/ft3
PM25
2.13 μg/ft3
0.63 μg/ft3
0.59 μg/ft3
0.45 μg/ft3
0.58 μg/ft3
NO2
3 ppb
3.2 ppb
2.6 ppb
2.7 ppb
1.8 ppb
SO2
0.5 ppb
0.4 ppb
0.2 ppb
0.3 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
63.5 ppb
56 ppb
49.4 ppb
62.2 ppb
66 ppb