Current Sea Water Temperature:
+76.2°F
| Maximum Sea Water Temperature in December: | 78.4°F |
| Minimum Sea Water Temperature in December: | 69.8°F |
| Average water temperature in December: | 73.9°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| December 17 | 76.2°F | December 12 | 74.6°F |
| December 16 | 75.6°F | December 11 | 74.2°F |
| December 15 | 75.2°F | December 10 | 74.4°F |
| December 14 | 75.2°F | December 09 | 74.2°F |
| December 13 | 74.8°F | December 08 | 74.0°F |
When is the Warmest Sea for Perth?
According to our data for the last three years for Perth the highest average sea water temperature was in February, January and March.
Average Water Temperature by Month, °F
Sea Water Temperature in February
The average sea surface temperature in February 2025 for Perth was 79.5°F. The maximum and minimum values were 77.8°F and 81.8°F respectively.
Sea Water Temperature in January
The average sea surface temperature in January 2025 for Perth was 78.2°F. The maximum and minimum values were 77.4°F and 79.0°F respectively.
Sea Water Temperature in March
The average sea surface temperature in March 2025 for Perth was 77.4°F. The maximum and minimum values were 75.2°F and 80.0°F respectively.
Australia Resorts:
NAME
F°
| Adelaide |  |
+92 |
| Brisbane |  |
+78 |
| Cairns |  |
+84 |
| Canberra | |
+88 |
| Darwin | |
+86 |
| Fraser |  |
+80 |
| Gold Coast | |
+78 |
| Melbourne | |
+88 |
| Perth | |
+64 |
| Sydney | |
+80 |
| Tasmania | |
+66 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Perth
Local time: 07:09
18 dec, thursday
| 0900 |  |
76°F | NW 10 mph |
| 1200 | |
84°F | N 10 mph |
| 1500 | |
84°F | NE 15 mph |
| 1800 | |
80°F | NE 16 mph |
| 2100 |  |
80°F | NW 16 mph |
19 dec, friday
| 0000 | |
72°F | W 17 mph |
| 0300 | |
68°F | W 17 mph |
| 0600 | |
68°F | W 13 mph |