Current sea water temperature:
+62.2°F
| Minimum sea water temperature in September: | 68.4°F |
| Maximum sea water temperature in September: | 59.9°F |
| Average sea water temperature in September: | 63.9°F |
| more information | |
14 days
forecast
forecast
| Sydney |
monthly
weather
weather
| Sydney |
Sea water temperature for the last 10 days:
| September 14 | 62.2°F | September 9 | 63.1°F |
| September 13 | 62.4°F | September 8 | 63.5°F |
| September 12 | 62.8°F | September 7 | 63.5°F |
| September 11 | 63.3°F | September 6 | 63.9°F |
| September 10 | 63.3°F | September 5 | 63.7°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
September
September
| Sydney |
Best time for vacation in Sydney
Sydney on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Sydney
Local time: 14:00
September 15, tuesday
1500
64°F
N
20 mph
20 mph
1800
59°F
N
35 mph
35 mph
2100
57°F
N
30 mph
30 mph
September 16, wednesday
0000
57°F
N
24 mph
24 mph
0300
55°F
N
26 mph
26 mph
0600
54°F
NE
26 mph
26 mph
0900
54°F
NE
24 mph
24 mph
1200
55°F
N
27 mph
27 mph
