Hourly Weather in Harlem, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 km/h
Light
8 km/h
Calm
7 km/h
Calm
12 km/h
Light
11 km/h
Light
11 km/h
Light
10 km/h
Light
9 km/h
Light
6 km/h
Calm
Humidity
79%
Extremely humid
52%
Comfortable
47%
Comfortable
36%
Dry
28%
Very dry
22%
Very dry
18%
Extremely dry
15%
Extremely dry
13%
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
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
8°
6°
7°
6°
6°
5°
4°
3°
1°
UV Index
0
0
1
2
4
6
8
9
8
Air quality
56
Moderate
57
Moderate
58
Moderate
59
Moderate
61
Moderate
63
Moderate
65
Moderate
66
Moderate
46
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
4 / 5
4 / 5
4 / 5
3 / 5
3 / 5
2 / 5
3 / 5
3 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
9.5 μg/m3
9.5 μg/m3
9.2 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
7.7 μg/m3
PM25
11.7 μg/m3
12 μg/m3
12.6 μg/m3
13.4 μg/m3
14.4 μg/m3
15.3 μg/m3
16.3 μg/m3
17.1 μg/m3
7.6 μg/m3
NO2
3.5 ppb
2.9 ppb
2.1 ppb
1.3 ppb
1 ppb
0.7 ppb
0.3 ppb
0.2 ppb
0.2 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.1 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
28 ppb
29.9 ppb
32.5 ppb
35.6 ppb
38.8 ppb
41.8 ppb
44.4 ppb
49.8 ppb