Hourly Weather in Foothill Ranch, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
6 mph
Light
5 mph
Light
5 mph
Light
5 mph
Calm
5 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
Humidity
77%
Extremely humid
76%
Extremely humid
74%
Extremely humid
72%
Extremely humid
70%
Extremely humid
68%
Humid
66%
Humid
64%
Humid
63%
Humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
39°
38°
37°
36°
35°
33°
32°
31°
31°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
35
Good
32
Good
29
Good
26
Good
23
Good
20
Good
20
Good
24
Good
28
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
0.22 μg/ft3
0.23 μg/ft3
0.22 μg/ft3
0.19 μg/ft3
0.17 μg/ft3
0.16 μg/ft3
0.17 μg/ft3
0.20 μg/ft3
0.23 μg/ft3
PM25
0.13 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.12 μg/ft3
0.14 μg/ft3
0.18 μg/ft3
0.21 μg/ft3
NO2
6.05 ppb
6.74 ppb
7.42 ppb
8.11 ppb
9.42 ppb
10.74 ppb
12.05 ppb
14.26 ppb
16.48 ppb
SO2
0.24 ppb
0.24 ppb
0.25 ppb
0.25 ppb
0.31 ppb
0.38 ppb
0.44 ppb
0.66 ppb
0.87 ppb
CO
0.16 ppb
0.16 ppb
0.17 ppb
0.17 ppb
0.18 ppb
0.18 ppb
0.19 ppb
0.2 ppb
0.21 ppb
O3
32.6 ppb
30 ppb
27.4 ppb
24.7 ppb
21.3 ppb
18 ppb
14.6 ppb
12.2 ppb
9.9 ppb