19.08
wed
wed
Day
77°F
W 10 mph
Precip.
21%
21%
Night
79°F
NW 11 mph
Precip.
22%
22%
20.08
thu
thu
Day
79°F
NW 13 mph
Precip.
26%
26%
Night
77°F
NW 26 mph
Precip.
26%
26%
21.08
fri
fri
Day
77°F
NW 25 mph
Precip.
19%
19%
Night
77°F
NW 24 mph
Precip.
28%
28%
22.08
sat
sat
Day
77°F
NW 22 mph
Precip.
22%
22%
Night
77°F
NW 22 mph
Precip.
21%
21%
23.08
sun
sun
Day
77°F
NW 22 mph
Precip.
16%
16%
Night
77°F
NW 21 mph
Precip.
25%
25%
24.08
mon
mon
Day
79°F
W 23 mph
Precip.
26%
26%
Night
77°F
NW 25 mph
Precip.
24%
24%
25.08
tue
tue
Day
77°F
NW 24 mph
Precip.
27%
27%
Night
79°F
W 24 mph
Precip.
40%
40%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 80.9°F. The highest and lowest sea temperatures during the month were 81.5°F and 80.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 83.1°F. The highest and lowest sea temperatures during the month were 83.3°F and 82.8°F.
Air temperature in Apia, °F
Precipitation total in Apia, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Apia
Apia on a weather map
24 Hours Forecast
Apia
Local time: 00:13
August 19, wednesday
0300
79°F
NW
7 mph
7 mph
0600
77°F
NW
11 mph
11 mph
0900
77°F
NW
11 mph
11 mph
1200
77°F
W
10 mph
10 mph
1500
77°F
W
9 mph
9 mph
1800
79°F
NW
9 mph
9 mph
2100
79°F
NW
11 mph
11 mph
August 20, thursday
0000
79°F
NW
11 mph
11 mph
