Average sea water temperature in March:
+73.7°F
| Minimum sea water temperature in March: | 78.3°F |
| Maximum sea water temperature in March: | 69.8°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 74.9°F. The highest and lowest sea temperatures during the month were 77.4°F and 72.3°F.
Monthly sea water temperature in Perth, °F
Which Australia resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Cairns | 83.8°F | 84.3°F |
| Darwin | 83.7°F | 88.1°F |
| Fraser | 80.2°F | 80.0°F |
| Brisbane | 79.7°F | 78.4°F |
| Gold Coast | 79.3°F | 79.1°F |
| Perth | 74.9°F | 74.6°F |
| Sydney | 73.5°F | 74.1°F |
| Adelaide | 70.6°F | 73.0°F |
| Melbourne | 68.7°F | 70.5°F |
| Tasmania | 62.7°F | 63.3°F |
Best time for vacation in Perth
Perth on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Perth
Local time: 20:46
September 18, friday
2100

61°F
SE
19 mph
19 mph
September 19, saturday
0000

61°F
SE
24 mph
24 mph
0300

63°F
SE
25 mph
25 mph
0600

61°F
SE
26 mph
26 mph
0900

63°F
E
23 mph
23 mph
1200

63°F
E
22 mph
22 mph
1500

64°F
E
22 mph
22 mph
1800

63°F
E
17 mph
17 mph


























