Cooma weather in September 2026

Expect daytime maximum temperatures of 13°C in Cooma, New South Wales in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 45 mm of rainfall in the month.

  • 13°C maximum daytime temperature in September in Cooma13
    13°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in September in Cooma14
    14 days with some rainfall
  • 2°C minimum night-time temperature in September in Cooma2
    2°C min night temperature
  • 12 hours of daylight per day in September in Cooma12
    12 hours of daylight per day
  • No heat & humidity in September in Cooma0
    No heat & humidity
  • 45 mm monthly rainfall in September in Cooma45
    45 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Cooma5
    5 (Moderate) UV index

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The September weather guide for New South Wales (Cooma) 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 Cooma in September?

Daytime temperatures usually reach 20°C in Cooma in September, falling to 11°C at night.

How sunny is it in Cooma in September?

There are normally 7 hours of bright sunshine each day in Cooma in September - that's 62% of daylight hours.

How warm is the sea around Cooma in September?

The average sea temperature around Cooma in September is 18°C.

Does it rain in Cooma in September?

There are usually 10 days with some rain in Cooma in September and the average monthly rainfall is 62mm.

Cooma September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 06:24 17:43
Tuesday, 15th September 2026 06:04 17:54
Wednesday, 30th September 2026 05:42 18:06

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