Weather in Portland: September
Average day temperature: | 73.2°F | |
Average night temperature: | 58.0°F | |
Number of sunny days: | 16 days | |
Day length: | 11.7 - 13.3 hours | |
Number of rainy days: | 3 days | |
Precipitation totals: | 1.7 in. | |
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14 days
forecast
forecast
Portland |
weather in
October
October
Portland |
Air temperature in September, °F
Show year:
2023
2022
2021
The highest day temperature during September of 2023 was 91°F. At the same time the lowest night temperature was 50°F. Day and night temperature averages during September were 72.5°F and 58.9°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Portland in September is 1.8 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 4.3 mph It makes September lest windy month of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.4.
Best time for vacation in Portland
Portland on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Portland
Local time: 13:03
April 27, saturday
1500
48°F
N
10 mph
10 mph
1800
48°F
N
8 mph
8 mph
2100
48°F
N
9 mph
9 mph
April 28, sunday
0000
46°F
NE
7 mph
7 mph
0300
45°F
NE
2 mph
2 mph
0600
45°F
N
2 mph
2 mph
0900
48°F
NE
4 mph
4 mph
1200
54°F
NE
9 mph
9 mph