Please click on any column to get detailed information about Portland weather in that particular month. You will get daily weather information for that month for the last several years.
Day & Night air temperature, °F
The warmest month in Portland is august. The average daily temp is 80.7°F. The average nightly temp is 63.3°F.
Precipitation total, in.
Number of rainy days
This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.
Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours
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.
* Charts above show average data for the last 3 years.
weather in
September
September
| Portland |
14 days
forecast
forecast
| Portland |
current
weather
weather
| Portland |
7 days
forecast
forecast
| Portland |
Best time for vacation in Portland
Portland on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Portland
Local time: 15:46
September 09, wednesday
1800
84°F
SW
2 mph
2 mph
2100
75°F
SE
2 mph
2 mph
September 10, thursday
0000
68°F
S
2 mph
2 mph
0300
64°F
S
2 mph
2 mph
0600
61°F
W
1 mph
1 mph
0900
64°F
SW
1 mph
1 mph
1200
73°F
S
3 mph
3 mph
1500
77°F
SE
7 mph
7 mph
