Average sea water temperature in September:
+53.8°F
| Minimum sea water temperature in September: | 55.8°F |
| Maximum sea water temperature in September: | 51.4°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 53.5°F. The highest and lowest sea temperatures during the month were 54.0°F and 52.5°F.
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temperature
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| Tasmania |
monthly
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| Tasmania |
current
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| Tasmania |
14 days
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| Tasmania |
Monthly sea water temperature in Tasmania, °F
Which Australia resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Darwin | 82.8°F | 82.9°F |
| Cairns | 73.7°F | 76.9°F |
| Fraser | 70.3°F | 70.5°F |
| Gold Coast | 69.4°F | 69.2°F |
| Brisbane | 68.8°F | 68.7°F |
| Sydney | 63.2°F | 64.4°F |
| Perth | 62.8°F | 62.4°F |
| Adelaide | 58.7°F | 57.5°F |
| Melbourne | 56.0°F | 54.2°F |
| Tasmania | 52.0°F | 53.5°F |
Best time for vacation in Tasmania
Tasmania on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Tasmania
Local time: 14:14
September 15, tuesday
1500

48°F
NE
27 mph
27 mph
1800

48°F
NE
29 mph
29 mph
2100

46°F
NE
25 mph
25 mph
September 16, wednesday
0000

48°F
NE
24 mph
24 mph
0300

48°F
N
22 mph
22 mph
0600

48°F
N
19 mph
19 mph
0900

50°F
N
16 mph
16 mph
1200

50°F
NE
13 mph
13 mph



























