Avg high
19°C
Avg low
11°C
Rainfall
87 mm
Rain days
9.5
Sunshine
8.6 h/day
Daylight
10.2 h
What to pack for Sydney in May
- long sleeves and a warm layer
- a medium jacket
- a compact umbrella or rain shell — rain is frequent
Humidity averages 76%; max daily wind around 19 km/h.
How May compares
Best months in Sydney: April–May & August–September & December. See the full best time to visit Sydney guide.
Sydney in May: the details
In May, Sydney sees average daytime highs of 19°C (67°F) and overnight lows of 11°C (51°F). Rainfall totals roughly 87 mm across 9.5 rainy days, and the sun shines about 8.6 hours per day with 10.2 hours of daylight mid-month. Relative humidity averages 76%.
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Sydney, Australia (-33.87, 151.21) — see our methodology. Actual conditions vary year to year.
Where should you go next month?
Get one email a month with the destinations at their seasonal best. Double opt-in, unsubscribe anytime.