Hourly Weather in San Lorenzo, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
2 mph
Calm
6 mph
Light
6 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
8 mph
Light
7 mph
Light
8 mph
Light
Humidity
87%
Extremely humid
79%
Extremely humid
80%
Extremely humid
80%
Extremely humid
82%
Extremely humid
84%
Extremely humid
85%
Extremely humid
84%
Extremely humid
84%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
0 mi
Low
8 mi
Good
0 mi
Low
0 mi
Low
0 mi
Low
0 mi
Low
0 mi
Low
Pressure
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
1026 hPa
Very high
Clouds
91%
65%
99%
96%
100%
100%
100%
100%
100%
Dew point
48°
48°
47°
47°
48°
48°
48°
48°
48°
UV Index
0
0
0
0
0
1
2
4
4
Air quality
28
Good
28
Good
27
Good
26
Good
26
Good
25
Good
28
Good
65
Moderate
65
Moderate
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 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
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.57 μg/ft3
0.59 μg/ft3
PM25
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.12 μg/ft3
0.46 μg/ft3
0.46 μg/ft3
NO2
21.7 ppb
23.1 ppb
24.7 ppb
26.1 ppb
21.4 ppb
16.8 ppb
12.1 ppb
9.3 ppb
8.5 ppb
SO2
1.6 ppb
1.7 ppb
1.8 ppb
1.9 ppb
1.9 ppb
2 ppb
2 ppb
1.7 ppb
1.6 ppb
CO
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
13.9 ppb
15.8 ppb
18.3 ppb
21.3 ppb
24.4 ppb
27.4 ppb
29.9 ppb
23.9 ppb
26.8 ppb