Hourly Weather in Tempe, Arizona, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Calm
5 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
2 mph
Calm
1 mph
Calm
2 mph
Calm
2 mph
Calm
Humidity
40%
Dry
37%
Dry
37%
Dry
36%
Dry
39%
Dry
58%
Comfortable
60%
Humid
61%
Humid
62%
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
1020 hPa
High
1019 hPa
High
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
Clouds
0%
0%
0%
6%
3%
3%
36%
69%
0%
Dew point
35°
35°
36°
36°
37°
42°
40°
39°
39°
UV Index
4
4
2
1
0
0
0
0
0
Air quality
43
Good
45
Good
47
Good
48
Good
48
Good
48
Good
47
Good
45
Good
43
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
0.16 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.20 μg/ft3
PM25
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.14 μg/ft3
0.18 μg/ft3
NO2
0.72 ppb
0.6 ppb
0.48 ppb
0.58 ppb
0.68 ppb
0.78 ppb
1.14 ppb
1.49 ppb
1.85 ppb
SO2
0.8 ppb
0.75 ppb
0.7 ppb
0.69 ppb
0.68 ppb
0.67 ppb
0.65 ppb
0.63 ppb
0.62 ppb
CO
0.14 ppb
0.13 ppb
0.13 ppb
0.13 ppb
0.13 ppb
0.14 ppb
0.14 ppb
0.15 ppb
0.15 ppb
O3
51.7 ppb
53.5 ppb
55.3 ppb
53.9 ppb
52.5 ppb
51.1 ppb
47.7 ppb
44.2 ppb
40.8 ppb