Current sea water temperature:
+63.9°F
| Minimum sea water temperature in October: | 69.8°F |
| Maximum sea water temperature in October: | 63.1°F |
| Average sea water temperature in October: | 66.1°F |
| more information | |
14 days
forecast
forecast
| Sydney |
monthly
weather
weather
| Sydney |
Sea water temperature for the last 10 days:
| October 4 | 63.9°F | September 29 | 65.3°F |
| October 3 | 64.9°F | September 28 | 64.4°F |
| October 2 | 64.6°F | September 27 | 64.8°F |
| October 1 | 63.1°F | September 26 | 64.9°F |
| September 30 | 64.2°F | September 25 | 64.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Sydney?
Based on the data about daily sea water temperature for the last three years the warmest sea in Sydney was noticed in February, March and January.
Monthly Sea Temperatures in Sydney, °F
Sea water temperature in February, °F
Show year:
2026
2025
2024
The average sea water temperature in February of 2026 was 74.0°F. The highest and lowest sea temperatures during the month were 75.7°F and 72.5°F.
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 73.5°F. The highest and lowest sea temperatures during the month were 75.4°F and 71.6°F.
Sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 72.9°F. The highest and lowest sea temperatures during the month were 75.7°F and 71.1°F.
current
weather
weather
| Sydney |
weather in
October
October
| Sydney |
Best time for vacation in Sydney
Sydney on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Sydney
Local time: 16:50
October 05, monday
1800
68°F
W
9 mph
9 mph
2100
66°F
SW
3 mph
3 mph
October 06, tuesday
0000
66°F
NW
3 mph
3 mph
0300
66°F
E
4 mph
4 mph
0600
64°F
E
6 mph
6 mph
0900
66°F
E
9 mph
9 mph
1200
72°F
SE
7 mph
7 mph
1500
73°F
NW
5 mph
5 mph
