Hourly Weather in Decatur, Indiana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
2 mph
Calm
1 mph
Calm
2 mph
Calm
3 mph
Calm
3 mph
Calm
1 mph
Calm
1 mph
Calm
2 mph
Calm
4 mph
Calm
Humidity
83%
Extremely humid
83%
Extremely humid
86%
Extremely humid
89%
Extremely humid
96%
Extremely humid
99%
Extremely humid
100%
Extremely humid
89%
Extremely humid
77%
Extremely humid
Visibility
9 mi
Good
8 mi
Good
8 mi
Good
1 mi
Low
0 mi
Low
0 mi
Low
0 mi
Low
9 mi
Good
10 mi
Good
Pressure
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
Clouds
2%
2%
12%
85%
100%
100%
100%
100%
100%
Dew point
42°
42°
41°
41°
40°
40°
42°
45°
47°
UV Index
0
0
0
0
0
0
1
1
2
Air quality
80
Moderate
81
Moderate
81
Moderate
94
Moderate
93
Moderate
93
Moderate
90
Moderate
85
Moderate
77
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
0.87 μg/ft3
0.86 μg/ft3
0.84 μg/ft3
0.92 μg/ft3
0.92 μg/ft3
0.91 μg/ft3
0.87 μg/ft3
0.79 μg/ft3
0.65 μg/ft3
PM25
0.69 μg/ft3
0.70 μg/ft3
0.71 μg/ft3
0.90 μg/ft3
0.89 μg/ft3
0.89 μg/ft3
0.84 μg/ft3
0.77 μg/ft3
0.64 μg/ft3
NO2
19.3 ppb
18.9 ppb
18.6 ppb
17.8 ppb
17.9 ppb
16.5 ppb
15.1 ppb
13.8 ppb
11 ppb
SO2
0.8 ppb
0.8 ppb
0.8 ppb
0.9 ppb
0.9 ppb
0.9 ppb
0.9 ppb
0.9 ppb
1 ppb
CO
0.5 ppb
0.5 ppb
0.5 ppb
0.6 ppb
0.6 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
O3
37.6 ppb
38.4 ppb
39.1 ppb
N/A
N/A
0.9 ppb
2.1 ppb
3.6 ppb
8.5 ppb