Hourly Weather in Chatham, New Hampshire, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
0 km/h
Calm
1 km/h
Calm
3 km/h
Calm
3 km/h
Calm
3 km/h
Calm
4 km/h
Calm
4 km/h
Calm
4 km/h
Calm
5 km/h
Calm
Humidity
81%
Extremely humid
68%
Humid
63%
Humid
59%
Comfortable
53%
Comfortable
46%
Comfortable
42%
Dry
39%
Dry
37%
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
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Low
1008 hPa
Low
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
12°
13°
14°
15°
15°
14°
13°
12°
12°
UV Index
1
3
4
6
6
7
6
5
3
Air quality
32
Good
33
Good
35
Good
37
Good
39
Good
42
Good
43
Good
44
Good
45
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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
8.3 μg/m3
8.6 μg/m3
PM25
5.7 μg/m3
5.9 μg/m3
6.2 μg/m3
6.6 μg/m3
7 μg/m3
7.4 μg/m3
7.7 μg/m3
7.8 μg/m3
8.1 μg/m3
NO2
1.5 ppb
1.1 ppb
0.6 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
SO2
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
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
O3
8.6 ppb
10.8 ppb
13.7 ppb
17 ppb
20.6 ppb
23.9 ppb
26.8 ppb
46.6 ppb
46.7 ppb