British Columbia weather in September 2025

Expect 19°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in British Columbia in September. Check more long-term weather averages for British Columbia in September before you book your next holiday to British Columbia in 2025/2026.

  • 19°C maximum daytime temperature in September in British Columbia (Vancouver)19
    19°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in September in British Columbia (Vancouver)10
    10 days with some rainfall
  • 10°C minimum night-time temperature in September in British Columbia (Vancouver)10
    10°C min night temperature
  • 13 hours of daylight per day in September in British Columbia (Vancouver)13
    13 hours of daylight per day
  • No heat & humidity in September in British Columbia (Vancouver)0
    No heat & humidity
  • 80 mm monthly rainfall in September in British Columbia (Vancouver)80
    80 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in British Columbia (Vancouver)4
    4 (Moderate) UV index
  • 15°C sea temperature in September in British Columbia (Vancouver)15
    15°C sea temperature

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The September weather guide for British Columbia (Vancouver) 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.

Top British Columbia destinations

Below are average maximum temperatures at popular countries, regions and places in British Columbia in September. Select a holiday destination to see more weather parameters.

All British Columbia destinations

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

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More about Canada

How hot is it in British Columbia in September?

Daytime temperatures usually reach 19°C in Vancouver, British Columbia in September, falling to 10°C at night.

How sunny is it in British Columbia in September?

There are normally 6 hours of bright sunshine each day in Vancouver, British Columbia in September - that's 49% of daylight hours.

How warm is the sea around British Columbia in September?

The average sea temperature around Vancouver, British Columbia in September is 15°C.

Does it rain in British Columbia in September?

There are usually 10 days with some rain in Vancouver, British Columbia in September and the average monthly rainfall is 80mm.

British Columbia September sunrise & sunset times

Browse the sunrise and sunset times for British Columbia in September 2025. Select a month to view British Columbia sunrise and sunset times for the next 12 months. The British Columbia sunrise and sunset times shown below are for Vancouver.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:29 18:54
Monday, 15th September 2025 05:50 18:25
Tuesday, 30th September 2025 06:11 17:52

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