Hourly Weather in Chevy Chase, District of Columbia, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
6 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
Humidity
44%
Dry
46%
Comfortable
48%
Comfortable
49%
Comfortable
50%
Comfortable
51%
Comfortable
52%
Comfortable
54%
Comfortable
56%
Comfortable
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
1021 hPa
High
1021 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1021 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
Clouds
0%
0%
0%
0%
0%
0%
0%
63%
75%
Dew point
14°
13°
14°
13°
13°
13°
14°
14°
14°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
32
Good
31
Good
30
Good
31
Good
32
Good
33
Good
34
Good
35
Good
36
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
0.28 μg/ft3
0.30 μg/ft3
0.32 μg/ft3
0.32 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.34 μg/ft3
0.35 μg/ft3
0.36 μg/ft3
PM25
0.20 μg/ft3
0.21 μg/ft3
0.22 μg/ft3
0.23 μg/ft3
0.23 μg/ft3
0.23 μg/ft3
0.24 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
NO2
3.82 ppb
3.57 ppb
3.31 ppb
3.06 ppb
2.89 ppb
2.72 ppb
2.56 ppb
2.5 ppb
2.45 ppb
SO2
2.35 ppb
2.1 ppb
1.85 ppb
1.61 ppb
1.63 ppb
1.65 ppb
1.67 ppb
1.72 ppb
1.78 ppb
CO
0.19 ppb
0.19 ppb
0.19 ppb
0.2 ppb
0.2 ppb
0.19 ppb
0.19 ppb
0.2 ppb
0.2 ppb
O3
30.58 ppb
30.9 ppb
31.23 ppb
31.55 ppb
31.61 ppb
31.68 ppb
31.74 ppb
31.03 ppb
30.32 ppb