Hourly Weather in Circle, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
11 mph
Breezy
12 mph
Breezy
11 mph
Breezy
12 mph
Breezy
12 mph
Breezy
12 mph
Breezy
11 mph
Breezy
11 mph
Breezy
Humidity
26%
Very dry
23%
Very dry
22%
Very dry
19%
Extremely dry
19%
Extremely dry
21%
Very dry
22%
Very dry
23%
Very dry
28%
Very dry
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
1009 hPa
Normal
1008 hPa
Low
1006 hPa
Low
1005 hPa
Low
1004 hPa
Low
1003 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
Clouds
100%
100%
100%
98%
93%
99%
100%
100%
100%
Dew point
21°
20°
19°
19°
18°
21°
21°
21°
23°
UV Index
6
6
5
3
1
0
0
0
0
Air quality
46
Good
47
Good
48
Good
49
Good
49
Good
50
Moderate
50
Moderate
47
Good
43
Good
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
0.10 μg/ft3
0.09 μg/ft3
0.08 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
0.08 μg/ft3
0.09 μg/ft3
PM25
0.07 μg/ft3
0.06 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
NO2
0.28 ppb
0.24 ppb
0.2 ppb
0.26 ppb
0.32 ppb
0.38 ppb
1.07 ppb
1.77 ppb
2.47 ppb
SO2
0.06 ppb
0.05 ppb
0.05 ppb
0.04 ppb
0.04 ppb
0.04 ppb
0.05 ppb
0.06 ppb
0.08 ppb
CO
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.13 ppb
0.14 ppb
O3
53.38 ppb
54.1 ppb
54.81 ppb
54.82 ppb
54.82 ppb
54.83 ppb
49.58 ppb
44.32 ppb
39.07 ppb