Ocean Shores weather in September 2025

Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Ocean Shores in September. Check more long-term weather averages for Ocean Shores in September before you book your next holiday to Washington State in 2025/2026.

  • 20°C maximum daytime temperature in September in Ocean Shores20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in September in Ocean Shores11
    11 days with some rainfall
  • 10°C minimum night-time temperature in September in Ocean Shores10
    10°C min night temperature
  • 13 hours of daylight per day in September in Ocean Shores13
    13 hours of daylight per day
  • No heat & humidity in September in Ocean Shores0
    No heat & humidity
  • 104 mm monthly rainfall in September in Ocean Shores104
    104 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Ocean Shores5
    5 (Moderate) UV index
  • 14°C sea temperature in September in Ocean Shores14
    14°C sea temperature

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The September weather guide for Washington State (Ocean Shores) 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 hot is it in Ocean Shores in September?

Daytime temperatures usually reach 20°C in Ocean Shores in September, falling to 10°C at night.

How sunny is it in Ocean Shores in September?

There are normally 7 hours of bright sunshine each day in Ocean Shores in September - that's 53% of daylight hours.

How warm is the sea around Ocean Shores in September?

The average sea temperature around Ocean Shores in September is 14°C.

Does it rain in Ocean Shores in September?

There are usually 11 days with some rain in Ocean Shores in September and the average monthly rainfall is 104mm.

Ocean Shores September sunrise & sunset times

Browse the sunrise and sunset times for Ocean Shores in September 2025. Select a month to view Ocean Shores sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:37 18:55
Monday, 15th September 2025 05:55 18:28
Tuesday, 30th September 2025 06:15 17:57

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