Geelong weather in September 2025

Expect 16°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Geelong in September. Check more long-term weather averages for Geelong in September before you book your next holiday to Victoria in 2025/2026.

  • 16°C maximum daytime temperature in September in Geelong16
    16°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in September in Geelong10
    10 days with some rainfall
  • 7°C minimum night-time temperature in September in Geelong7
    7°C min night temperature
  • 12 hours of daylight per day in September in Geelong12
    12 hours of daylight per day
  • No heat & humidity in September in Geelong0
    No heat & humidity
  • 51 mm monthly rainfall in September in Geelong51
    51 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Geelong4
    4 (Moderate) UV index
  • 13°C sea temperature in September in Geelong13
    13°C sea temperature

More about Geelong

Geelong by month

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

Recommended for Victoria

  • Explore latest sale offers on holidays in 2025/2026
  • Filter deals by continent, star rating & holiday type
  • Including Dubai, Caribbean, North America, Asia & Pacific

TravelbagHoliday deal finder

The September weather guide for Victoria (Geelong) 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)

Back to top

More about Australia

How warm is it in Geelong in September?

Daytime temperatures usually reach 16°C in Geelong in September, falling to 7°C at night.

How sunny is it in Geelong in September?

There are normally 6 hours of bright sunshine each day in Geelong in September - that's 47% of daylight hours.

How warm is the sea around Geelong in September?

The average sea temperature around Geelong in September is 13°C.

Does it rain in Geelong in September?

There are usually 10 days with some rain in Geelong in September and the average monthly rainfall is 51mm.

Geelong September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:45 18:01
Monday, 15th September 2025 06:23 18:13
Tuesday, 30th September 2025 06:00 18:26

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^