Hourly Weather in Knollmere, Massachusetts, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
6 km/h
Calm
8 km/h
Calm
8 km/h
Calm
8 km/h
Light
11 km/h
Light
16 km/h
Light
17 km/h
Breezy
15 km/h
Light
Humidity
97%
Extremely humid
95%
Extremely humid
93%
Extremely humid
92%
Extremely humid
93%
Extremely humid
95%
Extremely humid
93%
Extremely humid
89%
Extremely humid
87%
Extremely humid
Visibility
0 km
Low
12 km
Good
12 km
Good
12 km
Good
12 km
Good
12 km
Good
13 km
Good
14 km
Good
15 km
Good
Pressure
1009 hPa
Low
1008 hPa
Low
1008 hPa
Low
1009 hPa
Low
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Low
Clouds
95%
83%
26%
19%
16%
13%
53%
35%
57%
Dew point
20°
20°
19°
18°
19°
20°
21°
21°
21°
UV Index
0
0
0
0
0
0
1
2
3
Air quality
37
Good
38
Good
39
Good
40
Good
41
Good
42
Good
43
Good
62
Moderate
62
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
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
11.9 μg/m3
19.2 μg/m3
19.1 μg/m3
PM25
5.2 μg/m3
5.3 μg/m3
5.4 μg/m3
5.6 μg/m3
5.7 μg/m3
5.9 μg/m3
6 μg/m3
14.9 μg/m3
14.8 μg/m3
NO2
3.4 ppb
2.9 ppb
2.4 ppb
1.9 ppb
1.8 ppb
1.6 ppb
1.4 ppb
1.1 ppb
0.8 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 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
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
40.3 ppb
40.9 ppb
41.9 ppb
43 ppb
44.1 ppb
45.2 ppb
46.1 ppb
48 ppb
50.2 ppb