Measurements:
°C
°F
Florianopolis
54°F
SE 4 mph
Feels like: 52°F
Precip: 6%
World Resorts Brazil Florianopolis Weather

Florianopolis Sea Water Temperature

Current Sea Water Temperature:
+62.2°F
Maximum Sea Water Temperature in July: 72.4°F
Minimum Sea Water Temperature in July: 61.0°F
Average water temperature in July: 65.9°F

Sea Water Temperature for the Last 10 Days:

July 08 62.2°F July 03 63.8°F
July 07 62.0°F July 02 63.8°F
July 06 61.8°F July 01 63.8°F
July 05 61.0°F June 30 63.2°F
July 04 62.6°F June 29 63.2°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
August 15 days
June 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 69.4 °F
June 70.0 °F
August 70.4 °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: 20:53
08 jul, wednesday
2100 54°F
SE
4 mph
09 jul, thursday
0000 52°F
SE
3 mph
0300 52°F
SE
4 mph
0600 50°F
SE
4 mph
0900 58°F
SE
3 mph
1200 68°F
S
6 mph
1500 70°F
SW
7 mph
1800 60°F
S
7 mph