Hourly Weather in Cupertino, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
5 mph
Calm
5 mph
Calm
6 mph
Light
6 mph
Light
Humidity
41%
Dry
43%
Dry
46%
Comfortable
48%
Comfortable
51%
Comfortable
53%
Comfortable
54%
Comfortable
57%
Comfortable
54%
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
1012 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
36°
36°
36°
36°
36°
35°
35°
35°
36°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
56
Moderate
56
Moderate
55
Moderate
54
Moderate
54
Moderate
53
Moderate
52
Moderate
51
Moderate
51
Moderate
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
1.34 μg/ft3
1.31 μg/ft3
1.20 μg/ft3
1.14 μg/ft3
1.06 μg/ft3
1.03 μg/ft3
1.03 μg/ft3
1.02 μg/ft3
0.91 μg/ft3
PM25
0.45 μg/ft3
0.43 μg/ft3
0.38 μg/ft3
0.38 μg/ft3
0.38 μg/ft3
0.37 μg/ft3
0.36 μg/ft3
0.34 μg/ft3
0.33 μg/ft3
NO2
15.87 ppb
15.09 ppb
14.32 ppb
13.54 ppb
12.27 ppb
11.01 ppb
9.74 ppb
8.25 ppb
6.76 ppb
SO2
0.82 ppb
0.83 ppb
0.83 ppb
0.84 ppb
0.88 ppb
0.91 ppb
0.94 ppb
0.96 ppb
0.97 ppb
CO
0.25 ppb
0.24 ppb
0.24 ppb
0.24 ppb
0.22 ppb
0.21 ppb
0.2 ppb
0.19 ppb
0.19 ppb
O3
24.65 ppb
24.04 ppb
23.44 ppb
22.83 ppb
23.74 ppb
24.65 ppb
25.55 ppb
27.7 ppb
29.85 ppb