Hourly Weather in Waltham Common, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
10 km/h
Light
12 km/h
Light
14 km/h
Light
14 km/h
Light
11 km/h
Light
12 km/h
Light
13 km/h
Light
12 km/h
Light
Humidity
46%
Comfortable
36%
Dry
37%
Dry
39%
Dry
39%
Dry
33%
Dry
26%
Very dry
36%
Dry
48%
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
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
Clouds
12%
0%
1%
6%
0%
0%
0%
0%
0%
Dew point
11°
8°
9°
10°
9°
8°
4°
8°
10°
UV Index
7
8
8
7
5
4
2
1
0
Air quality
29
Good
29
Good
30
Good
30
Good
33
Good
35
Good
37
Good
45
Good
43
Good
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
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.3 μg/m3
PM25
4.6 μg/m3
4.8 μg/m3
5 μg/m3
5.4 μg/m3
5.8 μg/m3
6.2 μg/m3
6.6 μg/m3
6.8 μg/m3
6.7 μg/m3
NO2
1.3 ppb
1.2 ppb
1 ppb
0.9 ppb
1 ppb
1.1 ppb
1.2 ppb
2.3 ppb
3.2 ppb
SO2
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
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
31.3 ppb
31.5 ppb
32 ppb
32.7 ppb
33.5 ppb
34.4 ppb
35.1 ppb
48.3 ppb
45.9 ppb