Weather in Sydney in May
May in Sydney is mild with average temperatures around 17.3°C (63.1°F). Moderate rainfall of 54mm spread over 8 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
19.6°C
67.3°F
Low
14.9°C
58.8°F
Precipitation
54 mm
2.1 inches
~8 rainy days
Conditions
Humidity
71%
Comparison to Adjacent Months
May is 2.7°C cooler than April.
May is 2.1°C warmer than June, 33mm drier than June.