Weather in Seattle in Autumn
| September | October | November | ||||
| Average day temperature: | 70.1°F | 59.6°F | 49.3°F | |||
| Average night temperature: | 56.7°F | 49.9°F | 43.3°F | |||
| Number of sunny days: | 14 days | 10 days | 6 days | |||
| Day length: | 11.7 - 13.4 h. | 9.3 - 11.7 h. | 8.7 - 10.0 h. | |||
| Number of rainy days: | 2 days | 4 days | 5 days | |||
| Precipitation totals: | 1.1 in. | 1.9 in. | 2.5 in. | |||
Day & Night air temperature, °F
September
October
November
0
11
22
33
44
55
66
77
88
49.5
58.7
69.3
44.1
49.9
56.9
| Day temperature | Night temperature |
Precipitation total, in.
September
October
November
0.0
0.3
0.7
1.0
1.3
1.7
2.0
2.3
1.9
1.8
1.1
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
20
15
11
5
7
8
4
8
11
| Cloudy days | Partly cloudy days | Sunny days |
Wind speed, mph
September
October
November
0.0
0.9
1.8
2.8
3.7
4.6
5.5
6.4
5.4
4.9
4.6
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
2.8
5
7
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Seattle
Seattle on a weather map
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Places in USA:
Name
°F
24 Hours Forecast
Seattle
Local time: 03:07
April 04, friday
0600
39°F
SW
1 mph
1 mph
0900
46°F
W
1 mph
1 mph
1200
61°F
SE
2 mph
2 mph
1500
66°F
SE
2 mph
2 mph
1800
63°F
S
4 mph
4 mph
2100
57°F
SW
3 mph
3 mph
April 05, saturday
0000
52°F
W
2 mph
2 mph
0300
48°F
SW
2 mph
2 mph
