Hourly Weather in Tempe, Arizona, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
5 mph
Light
Humidity
20%
Extremely dry
19%
Extremely dry
20%
Extremely dry
21%
Very dry
25%
Very dry
28%
Very dry
31%
Dry
32%
Dry
34%
Dry
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
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
Clouds
91%
26%
0%
6%
0%
0%
5%
0%
0%
Dew point
26°
27°
28°
29°
31°
30°
28°
27°
27°
UV Index
3
2
1
0
0
0
0
0
0
Air quality
59
Moderate
56
Moderate
54
Moderate
52
Moderate
51
Moderate
54
Moderate
59
Moderate
64
Moderate
70
Moderate
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
0.61 μg/ft3
0.61 μg/ft3
0.59 μg/ft3
0.56 μg/ft3
0.50 μg/ft3
0.52 μg/ft3
0.56 μg/ft3
0.60 μg/ft3
0.66 μg/ft3
PM25
1.66 μg/ft3
1.59 μg/ft3
1.52 μg/ft3
1.46 μg/ft3
1.43 μg/ft3
1.53 μg/ft3
1.66 μg/ft3
1.80 μg/ft3
1.99 μg/ft3
NO2
10.9 ppb
10 ppb
12.4 ppb
14.8 ppb
17.2 ppb
25.7 ppb
34.2 ppb
42.7 ppb
42.3 ppb
SO2
2.9 ppb
3.1 ppb
3 ppb
2.9 ppb
2.8 ppb
3.2 ppb
3.5 ppb
3.9 ppb
4.2 ppb
CO
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
0.4 ppb
O3
22 ppb
25.9 ppb
27 ppb
26.7 ppb
25.8 ppb
21.2 ppb
14.7 ppb
7.4 ppb
3.7 ppb