Hourly Weather in Grantham, New Hampshire, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
6 km/h
Calm
5 km/h
Calm
9 km/h
Light
8 km/h
Light
10 km/h
Light
14 km/h
Light
14 km/h
Light
11 km/h
Light
Humidity
45%
Comfortable
45%
Comfortable
46%
Comfortable
48%
Comfortable
52%
Comfortable
52%
Comfortable
49%
Comfortable
51%
Comfortable
57%
Comfortable
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
1008 hPa
Low
1008 hPa
Low
1009 hPa
Low
1009 hPa
Low
1008 hPa
Low
1008 hPa
Low
1009 hPa
Low
1009 hPa
Low
1009 hPa
Low
Clouds
13%
2%
0%
0%
0%
1%
0%
86%
0%
Dew point
13°
13°
14°
14°
14°
13°
11°
11°
12°
UV Index
3
1
0
0
0
0
0
0
0
Air quality
51
Moderate
50
Moderate
50
Moderate
50
Moderate
50
Moderate
49
Good
49
Good
58
Moderate
58
Moderate
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
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
13.2 μg/m3
13.5 μg/m3
PM25
9.1 μg/m3
9 μg/m3
9 μg/m3
8.9 μg/m3
8.9 μg/m3
8.8 μg/m3
8.8 μg/m3
12.6 μg/m3
13 μg/m3
NO2
0.4 ppb
0.4 ppb
0.6 ppb
0.9 ppb
1.2 ppb
1.6 ppb
2 ppb
2.7 ppb
2.8 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
39.9 ppb
39.9 ppb
39.9 ppb
39.9 ppb
39.9 ppb
39.9 ppb
39.9 ppb
49.9 ppb
47.2 ppb