Hourly Weather in Walnut, Pennsylvania, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 mph
Calm
1 mph
Calm
1 mph
Calm
2 mph
Calm
4 mph
Calm
3 mph
Calm
3 mph
Calm
2 mph
Calm
4 mph
Calm
Humidity
44%
Dry
43%
Dry
46%
Comfortable
38%
Dry
37%
Dry
37%
Dry
39%
Dry
42%
Dry
52%
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
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
100%
99%
100%
100%
22%
100%
44%
100%
100%
Dew point
54°
54°
56°
53°
52°
53°
54°
54°
58°
UV Index
7
6
6
5
3
1
0
0
0
Air quality
55
Moderate
56
Moderate
56
Moderate
56
Moderate
56
Moderate
56
Moderate
56
Moderate
56
Moderate
56
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
0.32 μg/ft3
0.34 μg/ft3
0.35 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
0.34 μg/ft3
PM25
0.31 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
0.33 μg/ft3
NO2
0.5 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.9 ppb
1.4 ppb
1.8 ppb
2.3 ppb
SO2
1.1 ppb
1.1 ppb
1 ppb
0.9 ppb
0.9 ppb
0.9 ppb
0.8 ppb
0.8 ppb
0.9 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
45.8 ppb
49.3 ppb
51.6 ppb
53.5 ppb
55.1 ppb
53.9 ppb
51.4 ppb
48.5 ppb
47 ppb