Portland weather in December 2024

Expect 7°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Portland in December. Check more long-term weather averages for Portland in December before you book your next holiday to Oregon in 2024/2025.

  • 7°C maximum daytime temperature in December in Portland7
    7°C max day temperature
  • 2 hours of sunshine per day
  • 18 days with some rainfall in December in Portland18
    18 days with some rainfall
  • 1°C minimum night-time temperature in December in Portland1
    1°C min night temperature
  • 9 hours of daylight per day in December in Portland9
    9 hours of daylight per day
  • No heat & humidity in December in Portland0
    No heat & humidity
  • 179 mm monthly rainfall in December in Portland179
    179 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Portland1
    1 (Low) UV index

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The December weather guide for Oregon (Portland) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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More about the USA

How cold is it in Portland in December?

Daytime temperatures usually reach 7°C in Portland in December, falling to 1°C at night.

How sunny is it in Portland in December?

There are normally 2 hours of bright sunshine each day in Portland in December - that's 24% of daylight hours.

Does it rain in Portland in December?

There are usually 18 days with some rain in Portland in December and the average monthly rainfall is 179mm.

Portland December sunrise & sunset times

Browse the sunrise and sunset times for Portland in December 2024. Select a month to view Portland sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 07:31 16:29
Monday, 16th December 2024 07:45 16:28
Tuesday, 31st December 2024 07:51 16:38

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