Eugene weather in September 2025

Expect 77°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Eugene in September. Check more long-term weather averages for Eugene in September before you book your next holiday to Oregon in 2025/2026.

  • 77°F maximum daytime temperature in September in Eugene77
    77°F max day temperature
  • 9 hours of sunshine per day
  • 6 days with some rainfall in September in Eugene6
    6 days with some rainfall
  • 48°F minimum night-time temperature in September in Eugene48
    48°F min night temperature
  • 12 hours of daylight per day in September in Eugene12
    12 hours of daylight per day
  • No heat & humidity in September in Eugene0
    No heat & humidity
  • 1.6 inches monthly rainfall in September in Eugene1.6
    1.6 inches of monthly rainfall
  • UV (maximum) index 6 (High) in September in Eugene6
    6 (High) UV index

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The September weather guide for Oregon (Eugene) 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)  |  Imperial (°F)

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How hot is it in Eugene in September?

Daytime temperatures usually reach 77°F in Eugene in September with no heat and humidity, falling to 48°F at night.

How sunny is it in Eugene in September?

There are normally 9 hours of bright sunshine each day in Eugene in September - that's 71% of daylight hours.

Does it rain in Eugene in September?

There are usually 6 days with some rain in Eugene in September and the average monthly rainfall is 1.6 inches.

Eugene September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:36 18:48
Monday, 15th September 2025 05:52 18:22
Tuesday, 30th September 2025 06:09 17:54

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