Hourly Weather in Alameda, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
4 mph
Calm
3 mph
Calm
3 mph
Calm
2 mph
Calm
3 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
Humidity
32%
Dry
48%
Comfortable
58%
Comfortable
61%
Humid
63%
Humid
66%
Humid
68%
Humid
68%
Humid
66%
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
1032 hPa
Very high
1032 hPa
Very high
1032 hPa
Very high
1032 hPa
Very high
1032 hPa
Very high
1032 hPa
Very high
1033 hPa
Very high
1033 hPa
Very high
1033 hPa
Very high
Clouds
96%
2%
0%
0%
0%
0%
1%
0%
5%
Dew point
18°
24°
22°
21°
20°
19°
18°
17°
16°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
37
Good
37
Good
36
Good
34
Good
32
Good
29
Good
26
Good
22
Good
20
Good
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.04 μg/ft3
0.04 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.08 μg/ft3
0.08 μg/ft3
PM25
0.03 μg/ft3
0.03 μg/ft3
0.03 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
NO2
1 ppb
1 ppb
2.1 ppb
3.2 ppb
4.3 ppb
4.6 ppb
4.9 ppb
5.2 ppb
5.2 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
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
39.4 ppb
39.6 ppb
38.5 ppb
36.5 ppb
34.1 ppb
31.3 ppb
27.5 ppb
23.8 ppb
21.4 ppb