Hourly Weather in Alameda, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
1 mph
Calm
1 mph
Calm
1 mph
Calm
1 mph
Calm
1 mph
Calm
0 mph
Calm
1 mph
Calm
2 mph
Calm
3 mph
Calm
Humidity
60%
Humid
56%
Comfortable
55%
Comfortable
55%
Comfortable
55%
Comfortable
56%
Comfortable
56%
Comfortable
56%
Comfortable
56%
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
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1025 hPa
Very high
1024 hPa
High
1025 hPa
Very high
1025 hPa
Very high
Clouds
84%
80%
36%
0%
0%
0%
0%
0%
0%
Dew point
40°
38°
37°
36°
35°
35°
34°
33°
33°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
59
Moderate
57
Moderate
54
Moderate
49
Good
42
Good
36
Good
32
Good
30
Good
29
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
0.42 μg/ft3
0.38 μg/ft3
0.32 μg/ft3
0.27 μg/ft3
0.23 μg/ft3
0.20 μg/ft3
0.18 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
PM25
0.38 μg/ft3
0.35 μg/ft3
0.30 μg/ft3
0.25 μg/ft3
0.21 μg/ft3
0.18 μg/ft3
0.16 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
NO2
10.1 ppb
8.4 ppb
6.7 ppb
5 ppb
4.2 ppb
3.4 ppb
2.6 ppb
3.1 ppb
3.6 ppb
SO2
0.4 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
23 ppb
20.6 ppb
18.9 ppb
17.6 ppb
16.8 ppb
16.4 ppb
16.1 ppb
16 ppb
15.8 ppb