Hourly Weather in Markham, Pennsylvania, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
9 km/h
Light
10 km/h
Light
8 km/h
Light
8 km/h
Light
10 km/h
Light
11 km/h
Light
8 km/h
Calm
9 km/h
Light
Humidity
42%
Dry
45%
Comfortable
45%
Comfortable
45%
Comfortable
45%
Comfortable
50%
Comfortable
55%
Comfortable
60%
Humid
69%
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
1018 hPa
Normal
1018 hPa
High
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
Clouds
1%
3%
2%
9%
15%
16%
46%
12%
9%
Dew point
11°
13°
13°
13°
14°
15°
16°
16°
17°
UV Index
8
7
6
4
2
1
0
0
0
Air quality
34
Good
37
Good
40
Good
43
Good
45
Good
60
Moderate
59
Moderate
59
Moderate
59
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
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
17.1 μg/m3
16.7 μg/m3
16.7 μg/m3
16.5 μg/m3
PM25
5.5 μg/m3
5.5 μg/m3
5.6 μg/m3
5.6 μg/m3
5.7 μg/m3
13.7 μg/m3
13.5 μg/m3
13.5 μg/m3
13.4 μg/m3
NO2
1.3 ppb
0.9 ppb
1 ppb
1 ppb
1 ppb
2 ppb
3 ppb
4 ppb
5 ppb
SO2
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.5 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
36.7 ppb
39.7 ppb
42.9 ppb
45.9 ppb
48.5 ppb
64.7 ppb
60.9 ppb
57.4 ppb
54.4 ppb