Hourly Weather in Merrimack County, New Hampshire, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 km/h
Light
11 km/h
Light
10 km/h
Light
9 km/h
Light
6 km/h
Calm
7 km/h
Calm
6 km/h
Calm
5 km/h
Calm
3 km/h
Calm
Humidity
39%
Dry
41%
Dry
44%
Dry
47%
Comfortable
50%
Comfortable
50%
Comfortable
52%
Comfortable
54%
Comfortable
56%
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
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
20%
43%
0%
85%
66%
0%
0%
0%
0%
Dew point
11°
12°
10°
10°
9°
9°
8°
8°
8°
UV Index
1
0
0
0
0
0
0
0
0
Air quality
40
Good
40
Good
41
Good
41
Good
41
Good
42
Good
45
Good
44
Good
47
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
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
8.6 μg/m3
9.3 μg/m3
PM25
4.5 μg/m3
4.9 μg/m3
5.5 μg/m3
6.1 μg/m3
6.8 μg/m3
7.4 μg/m3
8 μg/m3
7.9 μg/m3
8.4 μg/m3
NO2
0.6 ppb
0.8 ppb
1 ppb
1.6 ppb
2.1 ppb
2.6 ppb
3.3 ppb
5.2 ppb
6 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
43.2 ppb
43.5 ppb
43.8 ppb
44.1 ppb
44.5 ppb
44.8 ppb
45.1 ppb
31.8 ppb
28.5 ppb