Hourly Weather in Chula Vista, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
8 mph
Light
8 mph
Light
9 mph
Light
9 mph
Light
9 mph
Light
9 mph
Light
9 mph
Light
10 mph
Light
Humidity
80%
Extremely humid
81%
Extremely humid
82%
Extremely humid
80%
Extremely humid
79%
Extremely humid
77%
Extremely humid
76%
Extremely humid
77%
Extremely humid
81%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
9 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
9 mi
Good
Pressure
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
11%
17%
47%
15%
13%
9%
6%
15%
9%
Dew point
39°
41°
42°
43°
43°
44°
44°
43°
44°
UV Index
2
4
6
8
8
8
6
3
1
Air quality
33
Good
35
Good
37
Good
39
Good
40
Good
41
Good
42
Good
43
Good
43
Good
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 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
0.33 μg/ft3
0.34 μg/ft3
0.35 μg/ft3
0.34 μg/ft3
0.33 μg/ft3
0.34 μg/ft3
0.35 μg/ft3
0.36 μg/ft3
0.35 μg/ft3
PM25
0.19 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
NO2
1.01 ppb
0.72 ppb
0.42 ppb
0.38 ppb
0.34 ppb
0.3 ppb
0.36 ppb
0.41 ppb
0.47 ppb
SO2
0.16 ppb
0.15 ppb
0.13 ppb
0.14 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
CO
0.12 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
O3
39.5 ppb
41.85 ppb
44.2 ppb
45.29 ppb
46.38 ppb
47.47 ppb
47.85 ppb
48.24 ppb
48.62 ppb