Hourly Weather in Greendale, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
21 km/h
Breezy
19 km/h
Breezy
17 km/h
Breezy
10 km/h
Light
10 km/h
Light
10 km/h
Light
11 km/h
Light
10 km/h
Light
9 km/h
Light
Humidity
46%
Comfortable
51%
Comfortable
57%
Comfortable
63%
Humid
68%
Humid
70%
Extremely humid
72%
Extremely humid
74%
Extremely humid
77%
Extremely humid
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
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
Clouds
1%
0%
1%
2%
3%
5%
86%
100%
44%
Dew point
11°
11°
11°
12°
12°
12°
12°
12°
12°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
41
Good
42
Good
42
Good
42
Good
42
Good
32
Good
32
Good
31
Good
31
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
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
7.5 μg/m3
7.4 μg/m3
7.2 μg/m3
7.1 μg/m3
PM25
3.2 μg/m3
3.5 μg/m3
3.8 μg/m3
4.1 μg/m3
4.4 μg/m3
5.8 μg/m3
5.6 μg/m3
5.6 μg/m3
5.5 μg/m3
NO2
2.1 ppb
2.8 ppb
3.4 ppb
4.1 ppb
4.3 ppb
4.4 ppb
4.5 ppb
4.5 ppb
4.5 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 ppb
0.4 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
44.6 ppb
44.8 ppb
45 ppb
45.2 ppb
45.4 ppb
19.8 ppb
18.4 ppb
17.6 ppb
17.1 ppb