Measurements:
°C
°F
Itanhaem
68°F
N 1 mph
Feels like: 68°F
Precip: 20%
World Resorts Brazil Itanhaem Weather

Itanhaem Sea Water Temperature

Current Sea Water Temperature:
+75.6°F
Maximum Sea Water Temperature in October: 78.8°F
Minimum Sea Water Temperature in October: 71.2°F
Average water temperature in October: 74.7°F

Sea Water Temperature for the Last 10 Days:

October 18 75.6°F October 13 74.2°F
October 17 76.6°F October 12 75.6°F
October 16 76.2°F October 11 75.4°F
October 15 75.2°F October 10 74.4°F
October 14 74.2°F October 09 72.6°F

When is the Warmest Sea for Itanhaem?

According to our data for the last three years for Itanhaem 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: 2026 2025 2024

The average sea surface temperature in February 2026 for Itanhaem 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: 2026 2025 2024

The average sea surface temperature in March 2026 for Itanhaem was 83.4°F. The maximum and minimum values were 81.0°F and 85.0°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Itanhaem was 85.2°F. The maximum and minimum values were 82.6°F and 87.4°F respectively.

Best Time to Visit Itanhaem
The most sunny months:
July 17 days
May 15 days
August 15 days
The most warm months:
February 85.8 °F
January 85.0 °F
March 85.0 °F
Warmest sea temperature:
February 85.3 °F
March 83.9 °F
January 83.7 °F
The most cold months:
July 74.8 °F
August 75.1 °F
June 75.9 °F
The most rainy months:
February 7 days
January 7 days
December 6 days
The most windy months:
October 6 mph
September 6 mph
December 5 mph

Itanhaem on the Weather Map

24 Hours Weather Forecast
Itanhaem
Local time: 02:52
19 oct, monday
0300 68°F
N
1 mph
0600 68°F
NW
4 mph
0900 70°F
NW
6 mph
1200 70°F
NW
4 mph
1500 70°F
NW
6 mph
1800 70°F
NW
8 mph
2100 68°F
W
9 mph
20 oct, tuesday
0000 68°F
W
9 mph