Measurements:
°C
°F
Florianopolis
70°F
S 7 mph
Feels like: 70°F
Precip: 57%
World Resorts Brazil Florianopolis Weather

Florianopolis Sea Water Temperature

Current Sea Water Temperature:
+72.4°F
Maximum Sea Water Temperature in November: 79.6°F
Minimum Sea Water Temperature in November: 70.4°F
Average water temperature in November: 74.5°F

Sea Water Temperature for the Last 10 Days:

November 11 72.4°F November 06 73.4°F
November 10 71.0°F November 05 72.0°F
November 09 72.6°F November 04 73.2°F
November 08 73.0°F November 03 73.4°F
November 07 73.6°F November 02 71.8°F

When is the Warmest Sea for Florianopolis?

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

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 Florianopolis was 84.8°F. The maximum and minimum values were 82.0°F and 86.2°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Florianopolis was 81.8°F. The maximum and minimum values were 78.2°F and 84.2°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Florianopolis was 83.1°F. The maximum and minimum values were 80.4°F and 85.0°F respectively.

Best Time to Visit Florianopolis
The most sunny months:
July 16 days
June 14 days
August 14 days
The most warm months:
February 86.1 °F
January 85.7 °F
March 83.7 °F
Warmest sea temperature:
February 82.2 °F
January 81.7 °F
March 80.9 °F
The most cold months:
July 69.3 °F
June 70.0 °F
August 70.2 °F
The most rainy months:
January 7 days
February 7 days
December 6 days
The most windy months:
November 7 mph
October 7 mph
September 7 mph

Florianopolis on the Weather Map

24 Hours Weather Forecast
Florianopolis
Local time: 08:26
11 nov, wednesday
0900 70°F
S
7 mph
1200 74°F
SW
9 mph
1500 74°F
SW
9 mph
1800 70°F
SW
6 mph
2100 70°F
S
7 mph
12 nov, thursday
0000 70°F
S
7 mph
0300 68°F
S
4 mph
0600 68°F
SE
3 mph