Measurements:
°C
°F
Guaratuba
76°F
E 2 mph
Feels like: 80°F
Precip: 82%
World Resorts Brazil Guaratuba Weather

Guaratuba Sea Water Temperature

Current Sea Water Temperature:
+84.4°F
Maximum Sea Water Temperature in January: 86.6°F
Minimum Sea Water Temperature in January: 81.0°F
Average water temperature in January: 83.9°F

Sea Water Temperature for the Last 10 Days:

January 09 84.4°F January 04 84.8°F
January 08 85.0°F January 03 85.0°F
January 07 84.2°F January 02 83.0°F
January 06 84.4°F January 01 83.2°F
January 05 84.6°F December 31 82.8°F

When is the Warmest Sea for Guaratuba?

According to our data for the last three years for Guaratuba the highest average sea water temperature was in February, March and January.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2025 2024 2023

The average sea surface temperature in February 2025 for Guaratuba was 86.3°F. The maximum and minimum values were 84.2°F and 88.4°F respectively.

Sea Water Temperature in March

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Guaratuba was 85.0°F. The maximum and minimum values were 83.0°F and 89.2°F respectively.

Sea Water Temperature in January

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Guaratuba was 83.3°F. The maximum and minimum values were 81.6°F and 85.4°F respectively.

Best Time to Visit Guaratuba
The most sunny months:
July 10 days
June 8 days
May 7 days
The most warm months:
February 86.1 °F
January 84.8 °F
March 84.6 °F
Warmest sea temperature:
February 85.3 °F
March 84.4 °F
January 83.9 °F
The most cold months:
July 70.6 °F
August 71.8 °F
June 72.7 °F
The most rainy months:
January 8 days
October 7 days
February 6 days
The most windy months:
December 4 mph
November 4 mph
January 4 mph

Guaratuba on the Weather Map

24 Hours Weather Forecast
Guaratuba
Local time: 23:29
10 jan, saturday
0000 76°F
E
2 mph
0300 74°F
SE
2 mph
0600 72°F
SE
2 mph
0900 80°F
SE
2 mph
1200 96°F
W
3 mph
1500 90°F
W
6 mph
1800 88°F
N
5 mph
2100 76°F
E
2 mph