Hourly Weather in Tamalpais Valley, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 mph
Light
10 mph
Light
10 mph
Breezy
11 mph
Breezy
9 mph
Light
10 mph
Breezy
10 mph
Light
9 mph
Light
9 mph
Light
Humidity
89%
Extremely humid
90%
Extremely humid
87%
Extremely humid
85%
Extremely humid
83%
Extremely humid
85%
Extremely humid
83%
Extremely humid
84%
Extremely humid
84%
Extremely humid
Visibility
1 mi
Low
0 mi
Low
9 mi
Good
9 mi
Good
9 mi
Good
10 mi
Good
10 mi
Good
4 mi
Fair
7 mi
Good
Pressure
1010 hPa
Normal
1009 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1012 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
43°
45°
44°
42°
39°
38°
35°
34°
33°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
37
Good
50
Moderate
39
Good
30
Good
30
Good
33
Good
33
Good
34
Good
35
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
0.31 μg/ft3
0.42 μg/ft3
0.18 μg/ft3
0.12 μg/ft3
0.10 μg/ft3
0.30 μg/ft3
0.18 μg/ft3
0.12 μg/ft3
0.09 μg/ft3
PM25
0.31 μg/ft3
0.42 μg/ft3
0.18 μg/ft3
0.12 μg/ft3
0.10 μg/ft3
0.29 μg/ft3
0.18 μg/ft3
0.11 μg/ft3
0.08 μg/ft3
NO2
3.32 ppb
3.06 ppb
2.79 ppb
2.83 ppb
2.86 ppb
2.89 ppb
2.39 ppb
1.89 ppb
1.38 ppb
SO2
0.21 ppb
0.18 ppb
0.15 ppb
0.16 ppb
0.17 ppb
0.18 ppb
0.16 ppb
0.14 ppb
0.12 ppb
CO
0.19 ppb
0.18 ppb
0.17 ppb
0.18 ppb
0.19 ppb
0.2 ppb
0.18 ppb
0.17 ppb
0.15 ppb
O3
30.8 ppb
31.8 ppb
32.8 ppb
34.5 ppb
36.2 ppb
38 ppb
38.5 ppb
38.9 ppb
39.4 ppb