Windsor weather in September 2023

  • 23°C maximum daytime temperature in September in Windsor23
    23°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in September in Windsor11
    11 days with some rainfall
  • 12°C minimum night-time temperature in September in Windsor12
    12°C min night temperature
  • 12 hours of daylight per day in September in Windsor12
    12 hours of daylight per day
  • No heat & humidity in September in Windsor0
    No heat & humidity
  • 84 mm monthly rainfall in September in Windsor84
    84 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Windsor6
    6 (High) UV index
  • 20°C sea temperature in September in Windsor20
    20°C sea temperature

Marriott: Best price gurantee

  • Join Marriott Bonvoy for the best rates
  • Exclusive perks and benefits online
  • Includes points to earn free night stays
Go to Marriott deal >>

View all Marriott offers

Recommended for Ontario

The September weather guide for Ontario (Windsor) 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 deals & discounts
  • Windsor weather overview
  • Windsor climate averages by month
  • More destinations
  • Best time to go to Windsor
  • Windsor 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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

Back to top

More about Canada

How hot is it in Windsor in September?

Daytime temperatures usually reach 23°C in Windsor in September, falling to 12°C at night.

How sunny is it in Windsor in September?

There are normally 6 hours of bright sunshine each day in Windsor in September - that's 51% of daylight hours.

How warm is the sea around Windsor in September?

The average sea temperature around Windsor in September is 20°C.

Does it rain in Windsor in September?

There are usually 11 days with some rain in Windsor in September and the average monthly rainfall is 84mm.

Windsor September sunrise & sunset times

Browse the sunrise and sunset times for Windsor in September 2023. Select a month to view Windsor sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st September 2023 06:57 20:06
Friday, 15th September 2023 07:11 19:42
Saturday, 30th September 2023 07:27 19:15

Related posts

Popular travel offers

Explore holidays in the sun for less

Top ^