Measurements:
°C
°F
Florianopolis
70°F
S 5 mph
Feels like: 70°F
Precip: 12%
World Resorts Brazil Florianopolis Weather

7 Day Weather Forecast

08.18
tue
DAY
76°F
S 8 mph
precip
18%
NIGHT
68°F
S 2 mph
precip
38%
08.19
wed
DAY
76°F
NW 4 mph
precip
7%
NIGHT
68°F
SE 1 mph
precip
28%
08.20
thu
DAY
72°F
S 9 mph
precip
22%
NIGHT
68°F
E 3 mph
precip
31%
08.21
fri
DAY
72°F
E 6 mph
precip
12%
NIGHT
60°F
N 3 mph
precip
21%
08.22
sat
DAY
64°F
W 3 mph
precip
16%
NIGHT
56°F
N 2 mph
precip
37%
08.23
sun
DAY
62°F
SW 6 mph
precip
18%
NIGHT
56°F
N 7 mph
precip
18%
08.24
mon
DAY
60°F
N 9 mph
precip
2%
NIGHT
50°F
E 3 mph
precip
10%

Florianopolis Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Florianopolis was 18.7°F. The maximum and minimum values were 17.5°F and 19.7°F respectively.

Florianopolis on the Weather Map

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 69.3 °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