28.08
fri
fri
Day
63°F
NW 14 mph
Precip.
4%
4%
Night
55°F
NW 13 mph
Precip.
6%
6%
29.08
sat
sat
Day
68°F
W 13 mph
Precip.
11%
11%
Night
59°F
NW 9 mph
Precip.
11%
11%
30.08
sun
sun
Day
72°F
SW 6 mph
Precip.
3%
3%
Night
66°F
NE 5 mph
Precip.
10%
10%
31.08
mon
mon
Day
66°F
E 13 mph
Precip.
6%
6%
Night
61°F
N 14 mph
Precip.
26%
26%
01.09
tue
tue
Day
63°F
NE 11 mph
Precip.
7%
7%
Night
55°F
NW 6 mph
Precip.
7%
7%
02.09
wed
wed
Day
61°F
E 11 mph
Precip.
14%
14%
Night
61°F
E 14 mph
Precip.
22%
22%
03.09
thu
thu
Day
64°F
E 9 mph
Precip.
8%
8%
Night
63°F
E 11 mph
Precip.
36%
36%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 61.5°F. The highest and lowest sea temperatures during the month were 63.5°F and 59.9°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 62.4°F. The highest and lowest sea temperatures during the month were 64.4°F and 60.6°F.
Air temperature in Perth, °F
Precipitation total in Perth, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Perth
Perth on a weather map
Places in Australia:
Name
°F
24 Hours Forecast
Perth
Local time: 16:47
August 28, friday
1800
61°F
NW
14 mph
14 mph
2100
57°F
NW
14 mph
14 mph
August 29, saturday
0000
55°F
NW
13 mph
13 mph
0300
54°F
NW
11 mph
11 mph
0600
55°F
NW
10 mph
10 mph
0900
59°F
NW
11 mph
11 mph
1200
68°F
W
13 mph
13 mph
1500
68°F
W
15 mph
15 mph
