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Best time to visit Sydney

The best time to visit Sydney is anytime. For the best weather visit between November and March.

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Sydney harbour
Sydney harbour – Image courtesy of Hamilton Lund

Sydney Weather

Sydney enjoys a temperate maritime climate with hot summers and mild winters. Coastal regions of Sydney are typically cooler and wetter than the inland suburbs, which are dryer on average and see more extremes in temperature.

Summer, from December to February, averages a high of 26°C (79°F) with a low of 19°C (66°F). However, summers are hot and balmy with temperatures occasionally soaring beyond 35°C (95°F). You can also expect brief torrential rain showers.

Autumn, from March to May, averages a high of 25°C (77°F) in March dropping in May to an average high of 20°C (68°F) and a low of 11°C (51°F).

Winter, from June through August, brings sunny mild days with an average high of 18°C (64°F) and a low of 9°C (48°F). Winter is the driest time of year.

Spring, September through November, receives dry weather and increasingly warm weather as summer approaches with an average high of 20°C (68°F) in September rising to 24°C (75°F) in November and an average low of 13°C (55°F). Spring temperatures can also peak in the mid-30°Cs.

You can expect rain showers throughout the year with February, March and June being the wettest months.

Seawater temperatures average 24°C (75°F) in summer falling to 19°C (66°F) in winter.

Seasons

High season: Mid-January to mid-April and October to mid-December.

Shoulder season: Mid-December to mid-January, mid-April to mid-May and mid-August to September.

Low season: Sydney is a popular year round destination, but mid-May to mid-August can often see lower prices on hotel rooms and airline seats.


Sydney Monthly Weather Chart

Ave Temperature (°C) 22 22 21 18 15 12 11 12 15 17 19 21
Ave High Temperature (°C) 26 26 25 23 20 18 17 18 21 23 24 26
Ave Low Temperature (°C) 19 19 17 14 11 9 7 8 10 13 15 17
Hours of Sunshine (Daily) 8 7 7 7 6 6 7 8 8 8 8 8
Hours of Daylight (Daily) 14 13 12 11 10 10 10 11 12 13 14 14
Comfort – Heat & Humidity Low heat & humidity icon Low heat & humidity icon Low heat & humidity icon Low heat & humidity icon No heat & humidity No heat & humidity No heat & humidity No heat & humidity No heat & humidity Low heat & humidity icon Low heat & humidity icon Low heat & humidity icon
Ave Relative Humidity (%) 60 60 60 60 60 60 50 50 50 55 55 60
UV Index 11 11 9 6 3 2 3 4 5 8 10 11
Days with some Rain 11 11 12 11 11 11 9 9 9 11 11 11
Ave Monthly Rainfall (mm) 90 110 115 105 100 120 70 75 60 70 80 70
Sea Temperature (°C) 24 24 24 23 21 20 19 19 19 19 21 22
(Sydney, NSW) J F M A M J J A S O N D

Latest update Sydney honeymoon destination: 18 August, 2017


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