Hourly Weather in Stow, Massachusetts, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
3 km/h
Calm
5 km/h
Calm
8 km/h
Calm
7 km/h
Calm
6 km/h
Calm
3 km/h
Calm
6 km/h
Calm
7 km/h
Calm
Humidity
60%
Humid
48%
Comfortable
42%
Dry
39%
Dry
35%
Dry
36%
Dry
36%
Dry
39%
Dry
41%
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
1023 hPa
High
1023 hPa
High
1023 hPa
High
1022 hPa
High
1022 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
Clouds
0%
0%
44%
16%
0%
0%
0%
6%
16%
Dew point
15°
13°
11°
11°
10°
10°
11°
12°
12°
UV Index
4
6
7
7
6
5
3
2
1
Air quality
30
Good
30
Good
31
Good
33
Good
35
Good
36
Good
38
Good
39
Good
60
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
11.9 μg/m3
15 μg/m3
PM25
5.4 μg/m3
5.4 μg/m3
5.6 μg/m3
5.9 μg/m3
6.2 μg/m3
6.5 μg/m3
6.8 μg/m3
7 μg/m3
13.9 μg/m3
NO2
3.5 ppb
1.3 ppb
1.1 ppb
1 ppb
0.8 ppb
0.9 ppb
1 ppb
1 ppb
1.6 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
O3
22.6 ppb
23.7 ppb
25.7 ppb
28.5 ppb
31.7 ppb
35.1 ppb
38.3 ppb
41.1 ppb
56.3 ppb