Hourly Weather in Gresham, Oregon, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
8 mph
Light
8 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
8 mph
Light
Humidity
38%
Dry
33%
Dry
29%
Very dry
28%
Very dry
28%
Very dry
29%
Very dry
30%
Very dry
32%
Dry
37%
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
1017 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
Clouds
74%
99%
99%
95%
78%
97%
100%
100%
100%
Dew point
29°
27°
25°
25°
25°
26°
26°
26°
26°
UV Index
4
5
4
3
2
1
0
0
0
Air quality
43
Good
46
Good
49
Good
53
Moderate
56
Moderate
56
Moderate
51
Moderate
47
Good
40
Good
Pollen index
Tree
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 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
0.16 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
0.19 μg/ft3
0.26 μg/ft3
PM25
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.12 μg/ft3
0.17 μg/ft3
NO2
0.72 ppb
0.6 ppb
0.48 ppb
0.55 ppb
0.61 ppb
0.68 ppb
4.28 ppb
7.88 ppb
11.48 ppb
SO2
0.2 ppb
0.18 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.23 ppb
0.29 ppb
0.35 ppb
CO
0.14 ppb
0.13 ppb
0.13 ppb
0.13 ppb
0.13 ppb
0.13 ppb
0.16 ppb
0.2 ppb
0.24 ppb
O3
51.42 ppb
53.76 ppb
56.11 ppb
56.65 ppb
57.19 ppb
57.73 ppb
49.86 ppb
41.99 ppb
34.12 ppb