Hourly Weather in Sierra Madre, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 mph
Breezy
10 mph
Breezy
10 mph
Breezy
9 mph
Light
8 mph
Light
7 mph
Light
6 mph
Light
5 mph
Light
5 mph
Light
Humidity
64%
Humid
68%
Humid
70%
Extremely humid
73%
Extremely humid
76%
Extremely humid
79%
Extremely humid
83%
Extremely humid
85%
Extremely humid
86%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
8 mi
Good
8 mi
Good
Pressure
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
Clouds
13%
23%
31%
37%
6%
5%
8%
36%
72%
Dew point
51°
51°
51°
51°
50°
50°
51°
50°
51°
UV Index
3
1
0
0
0
0
0
0
0
Air quality
50
Moderate
43
Good
42
Good
41
Good
37
Good
32
Good
33
Good
37
Good
43
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
1 / 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
0.50 μg/ft3
0.40 μg/ft3
0.31 μg/ft3
0.28 μg/ft3
0.29 μg/ft3
0.34 μg/ft3
0.39 μg/ft3
0.45 μg/ft3
0.51 μg/ft3
PM25
0.28 μg/ft3
0.22 μg/ft3
0.18 μg/ft3
0.16 μg/ft3
0.18 μg/ft3
0.21 μg/ft3
0.25 μg/ft3
0.28 μg/ft3
0.33 μg/ft3
NO2
4.32 ppb
3.67 ppb
4.76 ppb
5.85 ppb
6.95 ppb
9.45 ppb
11.95 ppb
14.46 ppb
16.06 ppb
SO2
2.06 ppb
1.56 ppb
1.45 ppb
1.33 ppb
1.21 ppb
1.3 ppb
1.38 ppb
1.46 ppb
1.59 ppb
CO
0.14 ppb
0.13 ppb
0.13 ppb
0.14 ppb
0.14 ppb
0.15 ppb
0.16 ppb
0.17 ppb
0.19 ppb
O3
47.85 ppb
47.12 ppb
42.67 ppb
38.22 ppb
33.77 ppb
29.37 ppb
24.97 ppb
20.57 ppb
18.34 ppb