Sea weather in Florianopolis (Santa Catarina Island) in Brazil All the beach weather in Florianopolis (Santa Catarina Island)

All the essential weather information for enjoying the beach in Florianopolis (Santa Catarina Island) in Brazil, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.

Weather: When should you go to the beach in Florianopolis (Santa Catarina Island) over the next 7 days?

Discover the best moment to go to the beach in Florianopolis (Santa Catarina Island) in Brazil this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Florianopolis (Santa Catarina Island). You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Saturday 18 July 202661°F to 76°Frecommended
Sunday 19 July 202663°F to 76°Frecommended
Monday 20 July 202665°F to 76°Frecommended
Tuesday 21 July 202663°F to 74°Frecommended
Wednesday 22 July 202663°F to 65°Frecommended
Thursday 23 July 202663°F to 65°Frecommended
Friday 24 July 202663°F to 70°Frecommended

Sea Weather: Your daily and hourly sea weather in Florianopolis (Santa Catarina Island)

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 07:03 and will set at 17:39 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 76°F t and a low of 61°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 9.9mph km/h (with gusts up to 18.6mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature16°C (62°F)16°C (61°F)16°C (60°F)18°C (65°F)23°C (73°F)23°C (73°F)17°C (62°F)18°C (64°F)
Perceived temperature16°C (62°F)16°C (61°F)16°C (60°F)18°C (65°F)25°C (77°F)25°C (77°F)17°C (62°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%86%87%75%54%56%74%77%
Barometric pressure1015 hPa1014 hPa1013 hPa1013 hPa1012 hPa1010 hPa1011 hPa1013 hPa
Cloud cover2%7%1%3%22%28%3%4%
Heat index16°C (62°F)16°C (61°F)16°C (60°F)18°C (65°F)25°C (77°F)25°C (77°F)17°C (62°F)18°C (64°F)
Dew point14°C (57°F)14°C (57°F)13°C (56°F)14°C (57°F)13°C (56°F)14°C (57°F)12°C (53°F)14°C (56°F)
Wind
Speed14km/h (9mph)13km/h (8mph)13km/h (8mph)13km/h (8mph)16km/h (10mph)15km/h (10mph)12km/h (8mph)11km/h (7mph)
Gusts29km/h (18mph)28km/h (17mph)27km/h (17mph)25km/h (16mph)28km/h (17mph)30km/h (19mph)26km/h (16mph)23km/h (14mph)
Direction 350°
N
350°
N
346°
NNW
354°
N

N
13°
NNE
359°
N
343°
NNW
Wind chill16°C (62°F)16°C (61°F)16°C (60°F)18°C (65°F)23°C (73°F)23°C (73°F)17°C (62°F)18°C (64°F)
Waves
Height1.2m (4.0ft)1.2m (4.1ft)1.3m (4.1ft)1.3m (4.1ft)1.3m (4.1ft)1.3m (4.1ft)1.2m (4.0ft)1.2m (3.9ft)
Direction 87°
E
86°
E
87°
E
87°
E
88°
E
88°
E
87°
E
87°
E
Period8.5 sec.8.4 sec.8.3 sec.8.3 sec.8.3 sec.8.4 sec.8.5 sec.8.6 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 07:02 and will set at 17:39 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 76°F t and a low of 63°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 9.3mph km/h (with gusts up to 20.5mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)17°C (62°F)17°C (62°F)19°C (66°F)24°C (75°F)21°C (71°F)17°C (63°F)19°C (65°F)
Perceived temperature17°C (63°F)17°C (62°F)17°C (62°F)19°C (66°F)25°C (77°F)21°C (71°F)17°C (63°F)19°C (65°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%78%77%70%50%54%72%75%
Barometric pressure1013 hPa1012 hPa1011 hPa1011 hPa1011 hPa1009 hPa1010 hPa1011 hPa
Cloud cover3%2%17%2%11%2%3%4%
Heat index17°C (63°F)17°C (62°F)17°C (62°F)19°C (66°F)25°C (77°F)24°C (76°F)17°C (63°F)19°C (65°F)
Dew point14°C (56°F)13°C (55°F)13°C (55°F)13°C (56°F)13°C (55°F)12°C (53°F)12°C (54°F)14°C (57°F)
Wind
Speed12km/h (8mph)11km/h (7mph)12km/h (7mph)10km/h (6mph)14km/h (9mph)15km/h (10mph)14km/h (9mph)13km/h (8mph)
Gusts26km/h (16mph)23km/h (15mph)24km/h (15mph)21km/h (13mph)26km/h (16mph)33km/h (20mph)29km/h (18mph)26km/h (16mph)
Direction 344°
NNW
340°
NNW
342°
NNW
344°
NNW

N
10°
N
352°
N
345°
NNW
Wind chill17°C (63°F)17°C (62°F)17°C (62°F)19°C (66°F)24°C (75°F)21°C (71°F)17°C (63°F)19°C (65°F)
Waves
Height1.2m (3.8ft)1.2m (3.9ft)1.2m (3.8ft)1.1m (3.7ft)1.1m (3.6ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.7ft)
Direction 86°
E
86°
E
86°
E
87°
E
85°
E
85°
E
86°
E
88°
E
Period8.6 sec.8.5 sec.8.4 sec.8.3 sec.8.1 sec.8.0 sec.8.0 sec.8.4 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 07:02 and will set at 17:40 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 76°F t and a low of 65°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 9.3mph km/h (with gusts up to 19.3mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature18°C (65°F)18°C (65°F)18°C (64°F)20°C (68°F)24°C (74°F)23°C (73°F)19°C (66°F)19°C (67°F)
Perceived temperature18°C (65°F)18°C (65°F)18°C (64°F)20°C (68°F)25°C (77°F)25°C (77°F)19°C (66°F)19°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%76%73%69%53%52%69%72%
Barometric pressure1011 hPa1010 hPa1009 hPa1009 hPa1008 hPa1006 hPa1008 hPa1009 hPa
Cloud cover4%6%5%7%8%3%6%5%
Heat index18°C (65°F)18°C (65°F)18°C (64°F)20°C (68°F)25°C (77°F)25°C (77°F)19°C (66°F)19°C (67°F)
Dew point14°C (56°F)14°C (57°F)13°C (56°F)14°C (57°F)13°C (56°F)13°C (55°F)13°C (56°F)14°C (58°F)
Wind
Speed14km/h (9mph)13km/h (8mph)13km/h (8mph)10km/h (6mph)11km/h (7mph)15km/h (9mph)12km/h (7mph)10km/h (6mph)
Gusts29km/h (18mph)27km/h (17mph)28km/h (17mph)20km/h (13mph)22km/h (14mph)31km/h (19mph)24km/h (15mph)20km/h (13mph)
Direction 343°
NNW
341°
NNW
347°
NNW
339°
NNW

N

N
358°
N
333°
NNW
Wind chill18°C (65°F)18°C (65°F)18°C (64°F)20°C (68°F)24°C (74°F)23°C (73°F)19°C (66°F)19°C (67°F)
Waves
Height1.1m (3.8ft)1.2m (3.8ft)1.1m (3.8ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.8ft)1.1m (3.7ft)1.1m (3.7ft)
Direction 87°
E
86°
E
87°
E
87°
E
87°
E
87°
E
87°
E
87°
E
Period8.6 sec.8.5 sec.8.5 sec.8.4 sec.8.4 sec.8.3 sec.8.3 sec.8.3 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 07:02 and will set at 17:40 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 74°F t and a low of 63°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 5.6mph km/h (with gusts up to 11.2mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)19°C (66°F)18°C (64°F)20°C (67°F)23°C (73°F)21°C (69°F)18°C (64°F)17°C (63°F)
Perceived temperature19°C (66°F)19°C (66°F)18°C (64°F)20°C (67°F)25°C (77°F)21°C (69°F)18°C (64°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%83%92%83%69%78%95%97%
Barometric pressure1009 hPa1009 hPa1009 hPa1010 hPa1010 hPa1008 hPa1009 hPa1011 hPa
Cloud cover80%83%85%89%84%83%31%100%
Heat index19°C (66°F)19°C (66°F)18°C (64°F)20°C (67°F)25°C (77°F)21°C (69°F)18°C (64°F)17°C (63°F)
Dew point16°C (60°F)16°C (60°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)
Wind
Speed8km/h (5mph)5km/h (3mph)9km/h (5mph)4km/h (3mph)1km/h (1mph)6km/h (4mph)3km/h (2mph)8km/h (5mph)
Gusts17km/h (10mph)11km/h (7mph)18km/h (11mph)9km/h (6mph)2km/h (1mph)11km/h (7mph)5km/h (3mph)13km/h (8mph)
Direction 327°
NNW
258°
WSW
266°
W
307°
NW
150°
SSE
157°
SSE
116°
ESE
201°
SSW
Wind chill19°C (66°F)19°C (66°F)18°C (64°F)20°C (67°F)23°C (73°F)21°C (69°F)18°C (64°F)17°C (63°F)
Waves
Height1.1m (3.7ft)1.1m (3.7ft)1.1m (3.6ft)1.1m (3.5ft)1.0m (3.4ft)1.0m (3.3ft)1.0m (3.2ft)1.0m (3.2ft)
Direction 87°
E
87°
E
87°
E
87°
E
88°
E
91°
E
94°
E
95°
E
Period8.5 sec.8.5 sec.8.4 sec.8.4 sec.8.4 sec.8.4 sec.8.3 sec.8.4 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 07:01 and will set at 17:41 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 65°F t and a low of 63°F. Precipitation is in the forecast (0.2in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 8.7mph km/h (with gusts up to 13.1mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (62°F)17°C (63°F)
Perceived temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (62°F)17°C (63°F)
Precipitation0in0in0.1in0in0in0in0in0in
Humidity97%98%99%98%97%96%96%96%
Barometric pressure1011 hPa1010 hPa1011 hPa1012 hPa1012 hPa1011 hPa1012 hPa1014 hPa
Cloud cover93%92%100%100%100%100%100%100%
Heat index17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (62°F)17°C (63°F)
Dew point17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (63°F)17°C (62°F)16°C (61°F)16°C (61°F)
Wind
Speed14km/h (9mph)9km/h (5mph)7km/h (4mph)2km/h (1mph)0km/h (0mph)2km/h (1mph)3km/h (2mph)5km/h (3mph)
Gusts21km/h (13mph)13km/h (8mph)10km/h (6mph)3km/h (2mph)1km/h (0mph)3km/h (2mph)5km/h (3mph)8km/h (5mph)
Direction 197°
SSW
192°
SSW
210°
SSW
34°
NE
38°
NE
178°
S
128°
SE
214°
SW
Wind chill17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (62°F)17°C (63°F)
Waves
Height1.0m (3.2ft)1.0m (3.3ft)1.0m (3.2ft)1.0m (3.1ft)1.0m (3.3ft)1.1m (3.5ft)1.1m (3.8ft)1.2m (4.1ft)
Direction 95°
E
95°
E
97°
E
99°
E
112°
ESE
130°
SE
130°
SE
135°
SE
Period8.5 sec.8.5 sec.8.4 sec.8.4 sec.8.4 sec.8.4 sec.8.7 sec.8.5 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 07:01 and will set at 17:41 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 65°F t and a low of 63°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 7.5mph km/h (with gusts up to 13.7mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)17°C (62°F)
Perceived temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)17°C (62°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity96%96%96%97%98%97%97%98%
Barometric pressure1014 hPa1013 hPa1014 hPa1015 hPa1015 hPa1013 hPa1011 hPa1014 hPa
Cloud cover100%100%100%100%100%100%100%100%
Heat index17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)17°C (62°F)
Dew point16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)18°C (64°F)16°C (61°F)
Wind
Speed5km/h (3mph)8km/h (5mph)8km/h (5mph)8km/h (5mph)6km/h (4mph)5km/h (3mph)12km/h (7mph)5km/h (3mph)
Gusts9km/h (6mph)12km/h (7mph)13km/h (8mph)12km/h (7mph)10km/h (6mph)8km/h (5mph)22km/h (14mph)7km/h (5mph)
Direction 216°
SW
189°
S
191°
S
194°
SSW
164°
SSE
121°
ESE
334°
NNW
178°
S
Wind chill17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)17°C (62°F)
Waves
Height1.3m (4.4ft)1.4m (4.5ft)1.4m (4.5ft)1.4m (4.5ft)1.3m (4.4ft)1.3m (4.2ft)1.2m (4.0ft)1.3m (4.2ft)
Direction 136°
SE
134°
SE
132°
SE
129°
SE
126°
SE
124°
SE
118°
ESE
122°
ESE
Period8.4 sec.8.2 sec.8.1 sec.8.0 sec.7.9 sec.7.8 sec.9.0 sec.7.7 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 07:00 and will set at 17:42 on the beach(es) of Florianopolis (Santa Catarina Island). The outside temperature will be a high of 70°F t and a low of 63°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 5mph km/h (with gusts up to 8.1mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)21°C (69°F)19°C (66°F)18°C (64°F)17°C (63°F)
Perceived temperature17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)21°C (69°F)19°C (66°F)18°C (64°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity98%97%96%92%77%85%93%95%
Barometric pressure1014 hPa1013 hPa1013 hPa1015 hPa1014 hPa1013 hPa1014 hPa1016 hPa
Cloud cover100%100%57%22%84%61%81%68%
Heat index17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)21°C (69°F)19°C (66°F)18°C (64°F)17°C (63°F)
Dew point16°C (62°F)16°C (62°F)16°C (61°F)17°C (62°F)16°C (62°F)16°C (62°F)16°C (62°F)17°C (62°F)
Wind
Speed8km/h (5mph)6km/h (4mph)4km/h (2mph)3km/h (2mph)5km/h (3mph)6km/h (4mph)1km/h (1mph)0km/h (0mph)
Gusts13km/h (8mph)9km/h (6mph)6km/h (4mph)5km/h (3mph)7km/h (4mph)9km/h (6mph)2km/h (1mph)2km/h (1mph)
Direction 195°
SSW
261°
W
326°
NNW
291°
WNW
115°
ESE
113°
ESE
90°
E
179°
S
Wind chill17°C (62°F)17°C (62°F)17°C (62°F)18°C (65°F)21°C (69°F)19°C (66°F)18°C (64°F)17°C (63°F)
Waves
Height1.2m (4.1ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.5ft)1.1m (3.7ft)1.2m (4.0ft)1.2m (4.0ft)
Direction 120°
ESE
118°
ESE
115°
ESE
111°
ESE
110°
ESE
113°
ESE
124°
SE
127°
SE
Period8.5 sec.8.3 sec.8.0 sec.7.9 sec.8.6 sec.7.8 sec.7.6 sec.7.6 sec.
Significant height0.6m (2ft)0.4m (1.3ft)0.2m (0.7ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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