Average sea water temperature in September:
+82.5°F
| Minimum sea water temperature in September: | 87.6°F |
| Maximum sea water temperature in September: | 77.9°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 82.9°F. The highest and lowest sea temperatures during the month were 84.9°F and 80.8°F.
Monthly sea water temperature in Darwin, °F
Which Australia resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Darwin | 82.9°F | 84.3°F |
| Cairns | 76.9°F | 76.6°F |
| Fraser | 70.5°F | 72.2°F |
| Gold Coast | 69.2°F | 69.8°F |
| Brisbane | 68.7°F | 71.0°F |
| Sydney | 64.4°F | 63.3°F |
| Perth | 62.4°F | 63.7°F |
| Adelaide | 57.5°F | 58.3°F |
| Melbourne | 54.2°F | 54.4°F |
| Tasmania | 53.5°F | 53.8°F |
Best time for vacation in Darwin
Darwin on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Darwin
Local time: 18:56
December 18, thursday
2100
82°F
S
4 mph
4 mph
December 19, friday
0000
82°F
SE
4 mph
4 mph
0300
81°F
NE
4 mph
4 mph
0600
79°F
N
5 mph
5 mph
0900
82°F
N
4 mph
4 mph
1200
88°F
SW
1 mph
1 mph
1500
88°F
SE
8 mph
8 mph
1800
84°F
SE
6 mph
6 mph
