World Resorts Australia Sydney Weather

Sydney Sea Temperature in September

Average sea water temperature in September:
+63.9°F
Minimum sea water temperature in September: 68.4°F
Maximum sea water temperature in September: 59.9°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 63.7°F. The highest and lowest sea temperatures during the month were 65.3°F and 62.2°F.

Monthly sea water temperature in Sydney, °F

Which Australia resorts have warmest sea in September?

Place name September 2026 September 2025
Darwin 83.1°F 82.9°F
Cairns 73.9°F 76.9°F
Fraser 70.7°F 70.5°F
Gold Coast 69.8°F 69.2°F
Brisbane 69.5°F 68.7°F
Perth 64.2°F 62.4°F
Sydney 63.7°F 64.4°F
Adelaide 59.3°F 57.5°F
Melbourne 56.8°F 54.2°F
Tasmania 52.8°F 53.5°F

Best time for vacation in Sydney

Sunniest months:
July 19 days
August 18 days
September 18 days
Warmest months:
January 78.1 °F
February 77.5 °F
March 76.1 °F
Warmest sea temp:
February 74.1 °F
March 73.7 °F
January 73.2 °F
Coldest months:
July 61.7 °F
June 62.1 °F
August 63.1 °F
Rainiest months:
June 4 days
March 4 days
November 3 days
Windiest months:
January 11.1 mph
December 11.0 mph
September 10.9 mph

Sydney on a weather map

Current weather
17:34
Sydney
+68°F
W 9 mph
Feels like: +68°F
Precip.: 19%
Places in Australia:
Name
°F
Adelaide
+59°F
Brisbane
+72°F
Gold Coast
+68°F
Darwin
+84°F
Canberra
+57°F
Cairns
+72°F
Melbourne
+63°F
Perth
+64°F
Sydney
+68°F
Tasmania
+52°F
Fraser
+70°F
24 Hours Forecast
Sydney
Local time: 17:34
October 05, monday
1800
68°F
W
9 mph
2100
66°F
SW
3 mph
October 06, tuesday
0000
66°F
NW
3 mph
0300
66°F
E
4 mph
0600
64°F
E
6 mph
0900
66°F
E
9 mph
1200
72°F
SE
7 mph
1500
73°F
NW
5 mph
Units of measurement: °C / °F