SeasonScore
Sydney, Australia
Photo: lights+shades · CC BY-SA 2.0

Australia

Sydney in May

🍂 Autumn

Pleasant and some showers.

Best months: Sep (9.4), Jul (9.3), Aug (9.3)

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Why May scores 9.2What goes into the score

How it works
🌡️ 21° / 12°C🌧️ 89 mm💧 dew pt 12°🍃 PM2.5 11
  • Weather comfort9.1
    • ✓Comfortable temperatures (21°C highs / 12°C lows)
    • ✓Comfortable humidity (dew point 11.8°C)
    • ✓Mostly dry (~89 mm rain)
  • Air quality9.1
    • ✓Good (within WHO guideline) (PM2.5 ~11 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline8.5
    • ·Normal precautions
Compare monthsPut May side by side with another month
MaySep
Score9.2 Excellent9.4 Excellent
Season🍂 Autumn🌷 Spring
High / low21° / 12°22° / 12°
Rain89 mm59 mm
Humiditydew pt 12°dew pt 10°
PM2.511 µg/m³10 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Sydney Airport weather-station normals. Rainfall: Sydney Airport weather-station normals (national met service).

Holidays & crowdsMay 2027

No long holidays

No long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.

No national public holidays in Australia this month.

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore SydneyEvents, sights, food & souvenirs

Check event dates locally

Australia's largest city, set around a huge natural harbour, known for the Opera House, Harbour Bridge and ocean beaches.

Events in May
Vivid SydneyDate variesUsually late May to mid-June

A festival of light projections, installations, music and ideas.

Why go: Evening crowds around Circular Quay are very heavy, especially on weekends.

Where: Circular Quay, The Rocks, Darling Harbour and beyond

Whale migrationDate variesUsually May to November

Humpback whales pass Sydney heading north and later south.

Why go: Coastal headlands are good for land-based spotting.

Where: Off the coast; cruises from Circular Quay and Manly

Coming up later

New Year's Eve fireworksEvery year31 December every year

Large fireworks over the Harbour Bridge and Opera House at 9pm and midnight.

Why go: Foreshore vantage points fill up many hours in advance and some require tickets.

Where: Sydney Harbour

Sydney to Hobart Yacht Race startEvery year26 December every year

The ocean yacht race starts from the harbour on Boxing Day.

Why go: Headlands like South Head are popular viewing spots.

Where: Sydney Harbour

Sydney Gay and Lesbian Mardi GrasDate variesUsually February to early March, parade on a Saturday

A festival culminating in a large night-time parade.

Why go: The parade draws big crowds along Oxford Street, so arrive early.

Where: Oxford Street, Darlinghurst