Average sea water temperature in August:
+61.3°F
| Minimum sea water temperature in August: | 66.2°F |
| Maximum sea water temperature in August: | 55.9°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 62.8°F. The highest and lowest sea temperatures during the month were 66.0°F and 59.7°F.
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| Porto Alegre |
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| Porto Alegre |
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| Porto Alegre |
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| Porto Alegre |
Monthly sea water temperature in Porto Alegre, °F
Which Brazil resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Macapa | 85.5°F | 84.8°F |
| Belem | 84.6°F | 84.5°F |
| Ananindeua | 84.5°F | 84.4°F |
| Sao Luis | 83.3°F | 83.0°F |
| Sao Jose de Ribamar | 83.1°F | 83.0°F |
| Jericoacoara | 81.5°F | 81.2°F |
| Paracuru | 81.3°F | 80.9°F |
| Fortaleza | 81.1°F | 80.6°F |
| Natal | 80.5°F | 80.2°F |
| Ilha de Itamaraca | 80.4°F | 80.2°F |
| Jaboatao dos Guararapes | 80.3°F | 80.0°F |
| Recife | 80.3°F | 80.0°F |
| Paulista | 80.3°F | 80.1°F |
| Maceio | 80.2°F | 79.5°F |
| Olinda | 80.2°F | 80.0°F |
| Joao Pessoa | 80.2°F | 80.1°F |
| Aracaju | 79.7°F | 79.0°F |
| Salvador | 79.0°F | 78.1°F |
| Lauro de Freitas | 78.8°F | 78.1°F |
| Itacare | 78.4°F | 77.4°F |
Best time for vacation in Porto Alegre
Porto Alegre on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Porto Alegre
Local time: 12:31
August 26, wednesday
1500
73°F
NW
4 mph
4 mph
1800
68°F
NW
5 mph
5 mph
2100
64°F
NW
4 mph
4 mph
August 27, thursday
0000
64°F
SW
3 mph
3 mph
0300
64°F
SW
4 mph
4 mph
0600
63°F
SW
4 mph
4 mph
0900
68°F
SW
4 mph
4 mph
1200
82°F
S
6 mph
6 mph
