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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Gresham, OR
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September
Average Temperature
High
23°
Feels 23
Low
12°
Feels 12
Average Precipitation
8 Days
Rain amount
43.4mm
Snow amount
0cm
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Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
21°
12
18°
13
19°
14
20°
15
22°
16
27°
17
28°
18
27°
19
24°
20
23°
21
22°
22
22°
23
22°
24
24°
25
24°
26
27
28
29
30
Forecast
Friday, September 11, 2026
Day
21°
Feels 21
Wind
7 km/h NW
Gust
11 km/h
Humidity
43%
P.O.P
20%
Night
12°
Feels 12
Wind
6 km/h S
Gust
9 km/h
Humidity
88%
P.O.P
20%
Historical Averages
Sep 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.