Sydney weather in May 2025

Expect 68°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Sydney in May. Check more long-term weather averages for Sydney in May before you book your next holiday to New South Wales in 2025/2026.

  • 68°F maximum daytime temperature in May in Sydney68
    68°F max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in May in Sydney11
    11 days with some rainfall
  • 54°F minimum night-time temperature in May in Sydney54
    54°F min night temperature
  • 10 hours of daylight per day in May in Sydney10
    10 hours of daylight per day
  • No heat & humidity in May in Sydney0
    No heat & humidity
  • 4.3 inches monthly rainfall in May in Sydney4.3
    4.3 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in May in Sydney3
    3 (Moderate) UV index
  • 68°F sea temperature in May in Sydney68
    68°F sea temperature

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The May weather guide for New South Wales (Sydney) 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)  |  Imperial (°F)

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More about Australia

How hot is it in Sydney in May?

Daytime temperatures usually reach 68°F in Sydney in May, falling to 54°F at night.

How sunny is it in Sydney in May?

There are normally 6 hours of bright sunshine each day in Sydney in May - that's 56% of daylight hours.

How warm is the sea around Sydney in May?

The average sea temperature around Sydney in May is 68°F.

Does it rain in Sydney in May?

There are usually 11 days with some rain in Sydney in May and the average monthly rainfall is 4.3 inches.

Sydney May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 06:30 17:14
Friday, 16th May 2025 06:41 17:02
Saturday, 31st May 2025 06:51 16:55

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