Hourly Weather in Follen Heights, Massachusetts, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
6 km/h
Calm
7 km/h
Calm
7 km/h
Calm
7 km/h
Calm
7 km/h
Calm
3 km/h
Calm
3 km/h
Calm
1 km/h
Calm
Humidity
68%
Humid
69%
Humid
76%
Extremely humid
78%
Extremely humid
78%
Extremely humid
76%
Extremely humid
74%
Extremely humid
56%
Comfortable
44%
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
1011 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
Clouds
0%
2%
10%
5%
0%
0%
1%
0%
0%
Dew point
9°
9°
10°
10°
9°
9°
9°
8°
7°
UV Index
0
0
0
0
0
0
0
1
3
Air quality
26
Good
27
Good
28
Good
29
Good
30
Good
31
Good
32
Good
63
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
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
17.1 μg/m3
16.9 μg/m3
PM25
4.7 μg/m3
4.8 μg/m3
5 μg/m3
5.2 μg/m3
5.4 μg/m3
5.5 μg/m3
5.7 μg/m3
15.5 μg/m3
15.1 μg/m3
NO2
14.1 ppb
15.9 ppb
16.2 ppb
16.4 ppb
16.7 ppb
13.9 ppb
11 ppb
8.5 ppb
6.9 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 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
21.3 ppb
22.7 ppb
24.7 ppb
27.1 ppb
29.5 ppb
31.9 ppb
33.9 ppb
19.8 ppb
25.3 ppb