Hourly Weather in Back Bay, Massachusetts, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 km/h
Calm
7 km/h
Calm
5 km/h
Calm
5 km/h
Calm
6 km/h
Calm
1 km/h
Calm
3 km/h
Calm
2 km/h
Calm
6 km/h
Calm
Humidity
79%
Extremely humid
80%
Extremely humid
79%
Extremely humid
77%
Extremely humid
78%
Extremely humid
82%
Extremely humid
69%
Humid
65%
Humid
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
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
14°
14°
14°
13°
13°
14°
14°
14°
13°
UV Index
0
0
0
0
0
0
1
3
5
Air quality
38
Good
40
Good
43
Good
45
Good
48
Good
51
Moderate
52
Moderate
52
Moderate
52
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
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
10.4 μg/m3
10.6 μg/m3
10.9 μg/m3
11 μg/m3
PM25
6.7 μg/m3
7.2 μg/m3
7.7 μg/m3
8.1 μg/m3
8.6 μg/m3
9.2 μg/m3
9.4 μg/m3
9.6 μg/m3
9.7 μg/m3
NO2
6.7 ppb
7.2 ppb
7.8 ppb
8.3 ppb
8 ppb
7.9 ppb
7.6 ppb
5.8 ppb
4 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 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
34.1 ppb
35.7 ppb
37.3 ppb
38.9 ppb
40.3 ppb
31.3 ppb
32.5 ppb
37.6 ppb
47.6 ppb