Hourly Weather in Dayton, Ohio, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
4 mph
Calm
4 mph
Calm
4 mph
Calm
5 mph
Light
5 mph
Light
6 mph
Light
7 mph
Light
8 mph
Light
8 mph
Light
Humidity
88%
Extremely humid
89%
Extremely humid
89%
Extremely humid
90%
Extremely humid
88%
Extremely humid
88%
Extremely humid
87%
Extremely humid
83%
Extremely humid
80%
Extremely humid
Visibility
8 mi
Good
0 mi
Low
1 mi
Low
0 mi
Low
1 mi
Low
7 mi
Good
5 mi
Fair
9 mi
Good
10 mi
Good
Pressure
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
43°
43°
43°
43°
43°
43°
44°
41°
40°
UV Index
0
0
0
0
0
0
0
1
1
Air quality
63
Moderate
62
Moderate
61
Moderate
58
Moderate
57
Moderate
52
Moderate
48
Good
44
Good
42
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
0.72 μg/ft3
0.71 μg/ft3
0.66 μg/ft3
0.59 μg/ft3
0.52 μg/ft3
0.45 μg/ft3
0.41 μg/ft3
0.39 μg/ft3
0.39 μg/ft3
PM25
0.50 μg/ft3
0.49 μg/ft3
0.46 μg/ft3
0.41 μg/ft3
0.36 μg/ft3
0.31 μg/ft3
0.29 μg/ft3
0.27 μg/ft3
0.27 μg/ft3
NO2
11.1 ppb
8.05 ppb
6.78 ppb
5.51 ppb
4.24 ppb
3.99 ppb
3.74 ppb
3.49 ppb
3.29 ppb
SO2
10.47 ppb
9.32 ppb
7.72 ppb
6.12 ppb
4.52 ppb
3.64 ppb
2.76 ppb
1.88 ppb
1.86 ppb
CO
0.53 ppb
0.47 ppb
0.41 ppb
0.34 ppb
0.27 ppb
0.26 ppb
0.25 ppb
0.23 ppb
0.23 ppb
O3
10.17 ppb
13.89 ppb
16.55 ppb
19.22 ppb
21.89 ppb
22.59 ppb
23.29 ppb
23.99 ppb
25.32 ppb