Hourly Weather in Knoxville, Tennessee, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
15 mph
Breezy
16 mph
Breezy
16 mph
Breezy
16 mph
Breezy
18 mph
Breezy
18 mph
Breezy
18 mph
Breezy
18 mph
Breezy
16 mph
Breezy
Humidity
50%
Comfortable
46%
Comfortable
42%
Dry
41%
Dry
40%
Dry
39%
Dry
40%
Dry
41%
Dry
43%
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
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1018 hPa
High
Clouds
20%
3%
12%
0%
0%
0%
1%
2%
0%
Dew point
41°
40°
39°
38°
37°
37°
36°
36°
37°
UV Index
6
7
8
7
6
4
2
1
0
Air quality
36
Good
39
Good
41
Good
43
Good
44
Good
45
Good
45
Good
44
Good
44
Good
Pollen index
Tree
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 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
0.17 μg/ft3
0.15 μg/ft3
0.14 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.10 μg/ft3
0.10 μg/ft3
0.10 μg/ft3
PM25
0.17 μg/ft3
0.15 μg/ft3
0.13 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
NO2
0.5 ppb
0.5 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.5 ppb
0.7 ppb
SO2
1.2 ppb
1 ppb
0.9 ppb
0.7 ppb
0.6 ppb
0.5 ppb
0.3 ppb
0.3 ppb
0.3 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
38.7 ppb
41.6 ppb
44.3 ppb
46.6 ppb
47.7 ppb
48.1 ppb
48.1 ppb
47.7 ppb
47 ppb