Daily Weather in Johannesburg, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 mph
Breezy
10 mph
Light
7 mph
Light
12 mph
Breezy
18 mph
Breezy
14 mph
Breezy
6 mph
Light
10 mph
Breezy
9 mph
Light
Humidity
84%
Extremely humid
90%
Extremely humid
89%
Extremely humid
87%
Extremely humid
67%
Humid
66%
Humid
74%
Extremely humid
90%
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
10 mi
Good
10 mi
Good
Pressure
1021 hPa
High
1022 hPa
High
1023 hPa
High
1020 hPa
High
1017 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1013 hPa
Normal
1015 hPa
Normal
Clouds
100%
100%
100%
100%
93%
93%
100%
100%
98%
Dew point
49°
58°
61°
56°
43°
46°
49°
51°
52°
UV Index
7
7
7
6
Air quality
47
Good
47
Good
49
Good
42
Good
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
2 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
0.27 μg/ft3
0.28 μg/ft3
0.22 μg/ft3
0.18 μg/ft3
PM25
0.21 μg/ft3
0.22 μg/ft3
0.17 μg/ft3
0.15 μg/ft3
NO2
7.7 ppb
8.7 ppb
6.8 ppb
6.2 ppb
SO2
0.2 ppb
0.2 ppb
0.3 ppb
0.6 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
50.6 ppb
50.3 ppb
53 ppb
45.4 ppb