Hourly Weather in Tamalpais Valley, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
8 mph
Light
8 mph
Light
8 mph
Light
Humidity
37%
Dry
36%
Dry
34%
Dry
34%
Dry
31%
Dry
32%
Dry
40%
Dry
45%
Comfortable
50%
Comfortable
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
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
Clouds
0%
0%
0%
0%
0%
0%
3%
25%
100%
Dew point
25°
25°
24°
23°
22°
24°
33°
39°
43°
UV Index
0
0
0
0
0
1
1
2
2
Air quality
38
Good
32
Good
27
Good
24
Good
21
Good
19
Good
21
Good
25
Good
29
Good
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
0 / 5
0 / 5
0 / 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
0.20 μg/ft3
0.17 μg/ft3
0.14 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.10 μg/ft3
0.11 μg/ft3
0.15 μg/ft3
PM25
0.19 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.12 μg/ft3
NO2
3.6 ppb
3.3 ppb
2.9 ppb
2.7 ppb
2.4 ppb
2.1 ppb
1.9 ppb
1.6 ppb
1.4 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
15 ppb
16.5 ppb
17.9 ppb
18.7 ppb
19.1 ppb
19.3 ppb
22.3 ppb
26.6 ppb
31.6 ppb