Current sea water temperature:
+66.0°F
| Minimum sea water temperature in September: | 73.8°F |
| Maximum sea water temperature in September: | 65.3°F |
| Average sea water temperature in September: | 68.0°F |
| more information | |
14 days
forecast
forecast
| Guaratuba |
monthly
weather
weather
| Guaratuba |
Sea water temperature for the last 10 days:
| September 15 | 66.0°F | September 10 | 67.1°F |
| September 14 | 66.2°F | September 9 | 66.9°F |
| September 13 | 66.4°F | September 8 | 68.0°F |
| September 12 | 67.1°F | September 7 | 68.0°F |
| September 11 | 65.3°F | September 6 | 68.5°F |
Monthly sea water temperature, °F
When is the warmest sea in Guaratuba?
Based on the data about daily sea water temperature for the last three years the warmest sea in Guaratuba was noticed in February, March and January.
Monthly Sea Temperatures in Guaratuba, °F
Sea water temperature in February, °F
Show year:
2026
2025
2024
The average sea water temperature in February of 2026 was 82.9°F. The highest and lowest sea temperatures during the month were 84.9°F and 80.8°F.
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 81.6°F. The highest and lowest sea temperatures during the month were 83.8°F and 80.2°F.
Sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 80.9°F. The highest and lowest sea temperatures during the month were 82.0°F and 79.2°F.
current
weather
weather
| Guaratuba |
weather in
September
September
| Guaratuba |
Best time for vacation in Guaratuba
Guaratuba on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Guaratuba
Local time: 05:34
September 15, tuesday
0600
55°F
E
2 mph
2 mph
0900
63°F
S
1 mph
1 mph
1200
66°F
SW
1 mph
1 mph
1500
70°F
W
4 mph
4 mph
1800
61°F
W
4 mph
4 mph
2100
61°F
NW
2 mph
2 mph
September 16, wednesday
0000
61°F
NE
2 mph
2 mph
0300
59°F
NE
2 mph
2 mph
