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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Astoria, OR
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September
Average Temperature
High
19°
Feels 19
Low
12°
Feels 11
Average Precipitation
9 Days
Rain amount
60.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
17°
3
16°
4
17°
5
19°
6
19°
7
18°
8
18°
9
21°
10
20°
11
18°
12
17°
13
17°
14
18°
15
18°
16
18°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
17°
Feels 16
Wind
33 km/h S
Gust
50 km/h
Humidity
68%
P.O.P
100%
Rain
~20 mm
Night
12°
Feels 10
Wind
25 km/h S
Gust
38 km/h
Humidity
100%
P.O.P
100%
Rain
15-20 mm
Historical Averages
Sep 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.