Hourly Weather in Norwalk, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
5 mph
Calm
4 mph
Calm
5 mph
Calm
3 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
Humidity
58%
Comfortable
68%
Humid
75%
Extremely humid
81%
Extremely humid
81%
Extremely humid
87%
Extremely humid
91%
Extremely humid
95%
Extremely humid
94%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
5 mi
Fair
2 mi
Low
Pressure
1011 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
Clouds
100%
100%
100%
98%
68%
64%
45%
13%
34%
Dew point
53°
53°
53°
54°
53°
53°
54°
54°
54°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
58
Moderate
60
Moderate
63
Moderate
69
Moderate
77
Moderate
84
Moderate
87
Moderate
86
Moderate
83
Moderate
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
1 / 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
0.70 μg/ft3
0.77 μg/ft3
0.93 μg/ft3
1.07 μg/ft3
1.21 μg/ft3
1.29 μg/ft3
1.31 μg/ft3
1.21 μg/ft3
1.09 μg/ft3
PM25
0.45 μg/ft3
0.50 μg/ft3
0.61 μg/ft3
0.71 μg/ft3
0.80 μg/ft3
0.86 μg/ft3
0.87 μg/ft3
0.82 μg/ft3
0.74 μg/ft3
NO2
16.04 ppb
20.4 ppb
26.48 ppb
32.57 ppb
38.65 ppb
36.78 ppb
34.9 ppb
33.03 ppb
31.97 ppb
SO2
3.69 ppb
3.84 ppb
3.87 ppb
3.9 ppb
3.93 ppb
3.76 ppb
3.59 ppb
3.42 ppb
3.49 ppb
CO
0.19 ppb
0.2 ppb
0.26 ppb
0.32 ppb
0.38 ppb
0.39 ppb
0.4 ppb
0.4 ppb
0.37 ppb
O3
41.76 ppb
32.63 ppb
23.67 ppb
14.72 ppb
5.76 ppb
6.26 ppb
6.77 ppb
7.27 ppb
7.81 ppb