Hourly Weather in Bethlehem, Pennsylvania, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
3 km/h
Calm
2 km/h
Calm
5 km/h
Calm
7 km/h
Calm
8 km/h
Light
9 km/h
Light
6 km/h
Calm
8 km/h
Calm
Humidity
40%
Dry
42%
Dry
42%
Dry
43%
Dry
54%
Comfortable
67%
Humid
67%
Humid
74%
Extremely humid
76%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1010 hPa
Normal
Clouds
97%
98%
29%
0%
11%
68%
4%
0%
0%
Dew point
13°
13°
13°
12°
14°
17°
16°
17°
17°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
59
Moderate
57
Moderate
56
Moderate
57
Moderate
70
Moderate
70
Moderate
71
Moderate
71
Moderate
71
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
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
20.4 μg/m3
20.6 μg/m3
20.7 μg/m3
20.6 μg/m3
20.5 μg/m3
PM25
9.3 μg/m3
10.3 μg/m3
11.3 μg/m3
12.2 μg/m3
18.8 μg/m3
19.3 μg/m3
19.6 μg/m3
19.5 μg/m3
19.4 μg/m3
NO2
3.1 ppb
4.2 ppb
6.9 ppb
9.6 ppb
12.4 ppb
12 ppb
11.7 ppb
11.4 ppb
11 ppb
SO2
0.6 ppb
0.5 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.7 ppb
0.7 ppb
0.7 ppb
0.7 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
66.4 ppb
63.9 ppb
61.5 ppb
59.5 ppb
38.7 ppb
34.3 ppb
31.3 ppb
28.9 ppb
27 ppb