Hourly Weather in Middlesex County, Massachusetts, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
1 km/h
Calm
3 km/h
Calm
5 km/h
Calm
5 km/h
Calm
4 km/h
Calm
4 km/h
Calm
6 km/h
Calm
4 km/h
Calm
1 km/h
Calm
Humidity
65%
Humid
55%
Comfortable
45%
Comfortable
42%
Dry
41%
Dry
38%
Dry
38%
Dry
37%
Dry
40%
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
1024 hPa
High
1024 hPa
High
1023 hPa
High
1023 hPa
High
1022 hPa
High
1021 hPa
High
1022 hPa
High
1021 hPa
High
1021 hPa
High
Clouds
0%
100%
42%
3%
2%
0%
0%
0%
0%
Dew point
15°
14°
12°
11°
11°
11°
11°
11°
12°
UV Index
4
6
7
7
6
5
3
2
1
Air quality
32
Good
33
Good
35
Good
37
Good
39
Good
40
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
5.7 μg/m3
5.9 μg/m3
6.2 μg/m3
6.6 μg/m3
6.9 μg/m3
7.2 μg/m3
14.4 μg/m3
14.7 μg/m3
14.2 μg/m3
NO2
3.6 ppb
1.3 ppb
1.1 ppb
1 ppb
0.8 ppb
0.9 ppb
1.5 ppb
1.6 ppb
2.4 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
15.3 ppb
19.3 ppb
24 ppb
28.9 ppb
33.6 ppb
37.7 ppb
68.8 ppb
69.6 ppb
67 ppb