Hourly Weather in Johnston Corner, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
9 mph
Light
8 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
6 mph
Light
Humidity
42%
Dry
47%
Comfortable
52%
Comfortable
55%
Comfortable
58%
Comfortable
61%
Humid
63%
Humid
64%
Humid
65%
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
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
Clouds
100%
98%
98%
93%
100%
99%
100%
40%
77%
Dew point
57°
57°
57°
57°
56°
56°
56°
55°
54°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
45
Good
38
Good
29
Good
21
Good
15
Good
13
Good
12
Good
11
Good
10
Good
Pollen index
Tree
2 / 5
2 / 5
2 / 5
4 / 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
4 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
2 / 5
2 / 5
2 / 5
Pollutants
Low risk
High risk
PM10
0.33 μg/ft3
0.24 μg/ft3
0.16 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.10 μg/ft3
0.10 μg/ft3
PM25
0.22 μg/ft3
0.16 μg/ft3
0.11 μg/ft3
0.08 μg/ft3
0.08 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
NO2
2.88 ppb
3.47 ppb
4.06 ppb
4.65 ppb
4.95 ppb
5.26 ppb
5.56 ppb
5.49 ppb
5.42 ppb
SO2
0.54 ppb
0.5 ppb
0.45 ppb
0.41 ppb
0.44 ppb
0.46 ppb
0.49 ppb
0.49 ppb
0.5 ppb
CO
0.12 ppb
0.12 ppb
0.12 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.1 ppb
0.1 ppb
O3
43.2 ppb
33.21 ppb
23.22 ppb
13.22 ppb
11.23 ppb
9.24 ppb
7.25 ppb
6.8 ppb
6.35 ppb