Current sea water temperature:
+62.8°F
| Minimum sea water temperature in July: | 67.5°F |
| Maximum sea water temperature in July: | 62.2°F |
| Average sea water temperature in July: | 64.7°F |
| more information | |
14 days
forecast
forecast
| Perth |
monthly
weather
weather
| Perth |
Sea water temperature for the last 10 days:
| July 21 | 62.8°F | July 16 | 62.6°F |
| July 20 | 62.8°F | July 15 | 63.1°F |
| July 19 | 63.0°F | July 14 | 63.3°F |
| July 18 | 63.0°F | July 13 | 62.6°F |
| July 17 | 62.4°F | July 12 | 63.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Perth?
Based on the data about daily sea water temperature for the last three years the warmest sea in Perth was noticed in February, January and March.
Monthly Sea Temperatures in Perth, °F
Sea water temperature in February, °F
Show year:
2026
2025
2024
The average sea water temperature in February of 2026 was 75.1°F. The highest and lowest sea temperatures during the month were 76.6°F and 73.8°F.
Sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 74.8°F. The highest and lowest sea temperatures during the month were 77.0°F and 73.4°F.
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.
current
weather
weather
| Perth |
weather in
July
July
| Perth |
Best time for vacation in Perth
Perth on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Perth
Local time: 18:56
July 21, tuesday
2100
54°F
NW
7 mph
7 mph
July 22, wednesday
0000
50°F
NW
8 mph
8 mph
0300
48°F
NW
6 mph
6 mph
0600
48°F
NW
6 mph
6 mph
0900
50°F
W
9 mph
9 mph
1200
59°F
W
10 mph
10 mph
1500
61°F
W
9 mph
9 mph
1800
57°F
W
7 mph
7 mph
