Weather in Portland in September 2016

Check the weather in Portland in September before you book your next holiday in Oregon. Long-term weather averages give the best indication of the weather in September 2016 and include figures for temperature, sunshine and rainfall for Portland, Oregon, United States.

Weather in Portland in September

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • 23°C maximum daytime temperature in September in Portland23
    23°C max day temperature
  • 8 hours of sunshine per day (64% of daylight hours) in September in Portland8
    8 hours of sunshine per day
  • 8 days with some rainfall in September in Portland8
    8 days with some rainfall
  • 9°C minimum night-time temperature in September in Portland9
    9°C min night temperature
  • 12 hours of daylight per day in September in Portland12
    12 hours of daylight per day
  • No heat & humidity in September in Portland0
    No heat & humidity
  • 47 mm monthly rainfall in September in Portland47
    47 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Portland5
    5 (Moderate) UV index

The average maximum daytime temperature in Portland in September is a warm 23°C (73°F). There are usually 8 hours of bright sunshine each day, which represents 64% of the 12 hours of daylight.

Expect 47mm (1.9 inches) of rainfall across the whole of September with 8 days with some rain falling. Maximum UV levels will be moderate (5 UV index) at midday when the skies are clear. The average night-time temperature is usually a cool 9°C (48°F).

Metric (°C / mm)  |  Imperial (°F / inches)

More about Portland weather

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Portland sunrise & sunset times for September 2016

Browse the sunrise & sunset times for Portland in September 2016. Select a month to view Portland sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st September 2016 06:33 19:47
Friday, 2nd September 2016 06:34 19:45
Saturday, 3rd September 2016 06:35 19:44
Sunday, 4th September 2016 06:36 19:42
Monday, 5th September 2016 06:38 19:40
Tuesday, 6th September 2016 06:39 19:38
Wednesday, 7th September 2016 06:40 19:36
Thursday, 8th September 2016 06:41 19:34
Friday, 9th September 2016 06:43 19:32
Saturday, 10th September 2016 06:44 19:30
Sunday, 11th September 2016 06:45 19:28
Monday, 12th September 2016 06:46 19:26
Tuesday, 13th September 2016 06:47 19:24
Wednesday, 14th September 2016 06:49 19:22
Thursday, 15th September 2016 06:50 19:21
Friday, 16th September 2016 06:51 19:19
Saturday, 17th September 2016 06:52 19:17
Sunday, 18th September 2016 06:54 19:15
Monday, 19th September 2016 06:55 19:13
Tuesday, 20th September 2016 06:56 19:11
Wednesday, 21st September 2016 06:57 19:09
Thursday, 22nd September 2016 06:58 19:07
Friday, 23rd September 2016 07:00 19:05
Saturday, 24th September 2016 07:01 19:03
Sunday, 25th September 2016 07:02 19:01
Monday, 26th September 2016 07:03 18:59
Tuesday, 27th September 2016 07:05 18:57
Wednesday, 28th September 2016 07:06 18:55
Thursday, 29th September 2016 07:07 18:54
Friday, 30th September 2016 07:08 18:52
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Portland weather by month

Check Portland weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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