Hourly Weather in Boston, Massachusetts, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
4 km/h
Calm
3 km/h
Calm
10 km/h
Light
18 km/h
Breezy
19 km/h
Breezy
20 km/h
Breezy
20 km/h
Breezy
19 km/h
Breezy
Humidity
67%
Humid
52%
Comfortable
37%
Dry
38%
Dry
50%
Comfortable
43%
Dry
45%
Comfortable
46%
Comfortable
46%
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
1024 hPa
High
1023 hPa
High
1023 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
Clouds
0%
0%
0%
5%
2%
4%
5%
8%
12%
Dew point
15°
13°
10°
10°
13°
12°
12°
12°
12°
UV Index
4
6
7
7
6
5
3
2
1
Air quality
36
Good
38
Good
41
Good
43
Good
46
Good
48
Good
61
Moderate
62
Moderate
61
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
10.8 μg/m3
10.8 μg/m3
10.8 μg/m3
10.8 μg/m3
10.8 μg/m3
10.8 μg/m3
15.4 μg/m3
15.6 μg/m3
15.2 μg/m3
PM25
6.5 μg/m3
6.8 μg/m3
7.3 μg/m3
7.7 μg/m3
8.2 μg/m3
8.5 μg/m3
14.4 μg/m3
14.7 μg/m3
14.2 μg/m3
NO2
5.5 ppb
3.4 ppb
2.8 ppb
2.2 ppb
1.6 ppb
1.6 ppb
1.5 ppb
1.6 ppb
2.4 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 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
17.5 ppb
20.7 ppb
24.4 ppb
28.2 ppb
31.8 ppb
35 ppb
68.8 ppb
69.6 ppb
67 ppb