Prince Rupert weather in September 2026

Expect daytime maximum temperatures of 14°C in Prince Rupert, British Columbia in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 20 days with some rainfall and typically 262 mm of rainfall in the month.

  • 14°C maximum daytime temperature in September in Prince Rupert14
    14°C max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in September in Prince Rupert20
    20 days with some rainfall
  • 8°C minimum night-time temperature in September in Prince Rupert8
    8°C min night temperature
  • 13 hours of daylight per day in September in Prince Rupert13
    13 hours of daylight per day
  • No heat & humidity in September in Prince Rupert0
    No heat & humidity
  • 262 mm monthly rainfall in September in Prince Rupert262
    262 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Prince Rupert3
    3 (Moderate) UV index
  • 12°C sea temperature in September in Prince Rupert12
    12°C sea temperature

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The September weather guide for British Columbia (Prince Rupert) 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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How hot is it in Prince Rupert in September?

Daytime temperatures usually reach 19°C in Prince Rupert in September, falling to 10°C at night.

How sunny is it in Prince Rupert in September?

There are normally 6 hours of bright sunshine each day in Prince Rupert in September - that's 49% of daylight hours.

How warm is the sea around Prince Rupert in September?

The average sea temperature around Prince Rupert in September is 15°C.

Does it rain in Prince Rupert in September?

There are usually 10 days with some rain in Prince Rupert in September and the average monthly rainfall is 80mm.

Prince Rupert September sunrise & sunset times

Browse the sunrise and sunset times for Prince Rupert in September 2026. Select a month to view Prince Rupert sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:49 19:32
Tuesday, 15th September 2026 06:15 18:57
Wednesday, 30th September 2026 06:42 18:19

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