Sea weather in Santa Catarina in Sao Tome and Principe All the beach weather in Santa Catarina

All the essential weather information for enjoying the beach in Santa Catarina in Sao Tome and Principe, 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 Santa Catarina over the next 7 days?

Discover the best moment to go to the beach in Santa Catarina in Sao Tome and Principe this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Santa Catarina. 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 202672°F to 74°Frecommended
Sunday 19 July 202672°F to 74°Frecommended
Monday 20 July 202672°F to 74°Frecommended
Tuesday 21 July 202672°F to 74°Fdiscouraged
Wednesday 22 July 202672°F to 74°Frecommended
Thursday 23 July 202672°F to 72°Frecommended
Friday 24 July 202672°F to 74°Frecommended

Sea Weather: Your daily and hourly sea weather in Santa Catarina

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 05:36 and will set at 17:44 on the beach(es) of Santa Catarina. The outside temperature will be a high of 74°F t and a low of 72°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 8.1mph km/h (with gusts up to 11.8mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%84%84%81%80%81%82%81%
Barometric pressure1017 hPa1015 hPa1016 hPa1017 hPa1016 hPa1014 hPa1015 hPa1016 hPa
Cloud cover42%78%81%63%59%55%76%71%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed12km/h (8mph)13km/h (8mph)10km/h (6mph)11km/h (7mph)13km/h (8mph)13km/h (8mph)12km/h (8mph)12km/h (7mph)
Gusts17km/h (10mph)18km/h (11mph)15km/h (9mph)15km/h (9mph)18km/h (11mph)19km/h (12mph)18km/h (11mph)16km/h (10mph)
Direction 223°
SW
208°
SSW
182°
S
157°
SSE
205°
SSW
231°
SW
220°
SW
209°
SSW
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height0.9m (2.9ft)0.9m (2.9ft)0.9m (3.0ft)0.9m (2.9ft)0.9m (3.0ft)1.0m (3.2ft)1.0m (3.1ft)0.9m (3.0ft)
Direction 206°
SSW
205°
SSW
210°
SSW
209°
SSW
207°
SSW
206°
SSW
204°
SSW
208°
SSW
Period15.0 sec.15.0 sec.14.0 sec.13.9 sec.13.9 sec.13.6 sec.13.3 sec.13.1 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.2m (0.7ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 05:36 and will set at 17:44 on the beach(es) of Santa Catarina. The outside temperature will be a high of 74°F t and a low of 72°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 8.1mph km/h (with gusts up to 11.2mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)25°C (77°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%83%78%80%83%83%83%
Barometric pressure1014 hPa1013 hPa1015 hPa1016 hPa1014 hPa1013 hPa1014 hPa1016 hPa
Cloud cover54%35%51%40%44%84%94%76%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (65°F)19°C (65°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed10km/h (6mph)9km/h (6mph)12km/h (7mph)8km/h (5mph)10km/h (6mph)9km/h (6mph)13km/h (8mph)13km/h (8mph)
Gusts14km/h (9mph)13km/h (8mph)16km/h (10mph)10km/h (6mph)14km/h (8mph)13km/h (8mph)18km/h (11mph)18km/h (11mph)
Direction 196°
SSW
188°
S
205°
SSW
203°
SSW
200°
SSW
207°
SSW
211°
SSW
216°
SW
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height0.9m (2.9ft)0.9m (2.9ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.4ft)0.7m (2.5ft)
Direction 206°
SSW
205°
SSW
203°
SSW
202°
SSW
201°
SSW
200°
SSW
199°
SSW
199°
SSW
Period13.0 sec.13.0 sec.12.9 sec.12.9 sec.12.8 sec.12.7 sec.12.6 sec.12.6 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.6m (2ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:36 and will set at 17:45 on the beach(es) of Santa Catarina. The outside temperature will be a high of 74°F t and a low of 72°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 11.8mph km/h (with gusts up to 16.8mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%82%79%76%80%84%85%82%
Barometric pressure1014 hPa1013 hPa1014 hPa1016 hPa1015 hPa1014 hPa1015 hPa1016 hPa
Cloud cover51%76%71%81%91%92%76%53%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (67°F)19°C (66°F)19°C (66°F)19°C (65°F)19°C (66°F)19°C (67°F)19°C (66°F)19°C (66°F)
Wind
Speed14km/h (9mph)14km/h (9mph)12km/h (7mph)10km/h (6mph)14km/h (9mph)17km/h (10mph)19km/h (12mph)16km/h (10mph)
Gusts19km/h (12mph)20km/h (12mph)16km/h (10mph)13km/h (8mph)19km/h (12mph)23km/h (14mph)27km/h (17mph)23km/h (14mph)
Direction 226°
SW
223°
SW
235°
SW
233°
SW
229°
SW
218°
SW
224°
SW
218°
SW
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height0.7m (2.4ft)0.7m (2.4ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.2ft)0.6m (2.1ft)0.7m (2.2ft)0.7m (2.3ft)
Direction 198°
SSW
199°
SSW
199°
SSW
198°
SSW
198°
SSW
198°
SSW
208°
SSW
201°
SSW
Period12.5 sec.12.3 sec.12.1 sec.11.9 sec.11.7 sec.11.7 sec.11.7 sec.10.9 sec.
Significant height0.6m (2ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:36 and will set at 17:45 on the beach(es) of Santa Catarina. The outside temperature will be a high of 74°F t and a low of 72°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 14.9mph km/h (with gusts up to 23mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (71°F)23°C (74°F)23°C (73°F)22°C (71°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)25°C (77°F)22°C (71°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%82%81%77%80%83%83%83%
Barometric pressure1016 hPa1014 hPa1015 hPa1017 hPa1015 hPa1013 hPa1014 hPa1016 hPa
Cloud cover34%24%26%34%18%14%87%95%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)25°C (77°F)24°C (76°F)25°C (76°F)25°C (76°F)
Dew point19°C (66°F)19°C (65°F)19°C (65°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed14km/h (9mph)13km/h (8mph)10km/h (6mph)13km/h (8mph)20km/h (12mph)24km/h (15mph)18km/h (11mph)19km/h (12mph)
Gusts20km/h (12mph)19km/h (12mph)14km/h (9mph)17km/h (10mph)28km/h (17mph)37km/h (23mph)26km/h (16mph)26km/h (16mph)
Direction 213°
SSW
213°
SSW
209°
SSW
216°
SW
215°
SW
223°
SW
218°
SW
227°
SW
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (74°F)23°C (73°F)22°C (71°F)22°C (72°F)22°C (72°F)
Waves
Height0.7m (2.2ft)0.6m (2.1ft)0.6m (2.0ft)0.7m (2.3ft)0.9m (2.9ft)0.9m (2.9ft)0.8m (2.7ft)0.8m (2.5ft)
Direction 203°
SSW
205°
SSW
206°
SSW
205°
SSW
204°
SSW
204°
SSW
205°
SSW
204°
SSW
Period11.0 sec.11.9 sec.11.8 sec.11.5 sec.11.4 sec.13.1 sec.12.7 sec.12.6 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.8m (2.6ft)1.1m (3.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:36 and will set at 17:45 on the beach(es) of Santa Catarina. The outside temperature will be a high of 74°F t and a low of 72°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 12.4mph km/h (with gusts up to 18mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature22°C (71°F)22°C (71°F)22°C (71°F)25°C (76°F)25°C (77°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%83%84%81%79%80%82%83%
Barometric pressure1015 hPa1014 hPa1015 hPa1017 hPa1015 hPa1013 hPa1014 hPa1015 hPa
Cloud cover87%77%100%70%54%41%78%61%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (77°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed18km/h (11mph)14km/h (9mph)14km/h (9mph)15km/h (9mph)20km/h (13mph)18km/h (11mph)20km/h (12mph)13km/h (8mph)
Gusts24km/h (15mph)19km/h (12mph)19km/h (12mph)19km/h (12mph)27km/h (17mph)25km/h (15mph)29km/h (18mph)18km/h (11mph)
Direction 219°
SW
213°
SSW
201°
SSW
191°
SSW
205°
SSW
202°
SSW
217°
SW
210°
SSW
Wind chill22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height0.8m (2.6ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.5ft)0.9m (3.0ft)0.9m (3.0ft)0.8m (2.7ft)
Direction 204°
SSW
204°
SSW
204°
SSW
204°
SSW
204°
SSW
203°
SSW
203°
SSW
204°
SSW
Period12.6 sec.12.4 sec.12.1 sec.11.9 sec.11.8 sec.11.7 sec.11.7 sec.11.1 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)1.0m (3.3ft)0.9m (3ft)0.6m (2ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:36 and will set at 17:45 on the beach(es) of Santa Catarina. The outside temperature will be a high of 72°F t and a low of 72°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 13.7mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (76°F)25°C (76°F)22°C (71°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%82%82%81%81%81%80%
Barometric pressure1014 hPa1013 hPa1015 hPa1017 hPa1015 hPa1013 hPa1014 hPa1016 hPa
Cloud cover69%77%88%91%77%65%57%68%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (65°F)18°C (65°F)19°C (66°F)
Wind
Speed10km/h (6mph)13km/h (8mph)10km/h (6mph)15km/h (9mph)15km/h (10mph)15km/h (10mph)14km/h (9mph)15km/h (9mph)
Gusts14km/h (9mph)18km/h (11mph)14km/h (9mph)19km/h (12mph)21km/h (13mph)22km/h (14mph)22km/h (13mph)21km/h (13mph)
Direction 198°
SSW
212°
SSW
205°
SSW
210°
SSW
207°
SSW
214°
SW
219°
SW
210°
SSW
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)22°C (72°F)
Waves
Height0.8m (2.6ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.8ft)0.7m (2.3ft)
Direction 203°
SSW
212°
SSW
203°
SSW
209°
SSW
210°
SSW
212°
SSW
212°
SSW
214°
SW
Period11.0 sec.11.0 sec.11.1 sec.12.0 sec.12.2 sec.12.4 sec.12.4 sec.11.8 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.3m (1ft)0.6m (2ft)0.5m (1.6ft)0.8m (2.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:36 and will set at 17:45 on the beach(es) of Santa Catarina. The outside temperature will be a high of 74°F t and a low of 72°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 13.7mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%81%77%79%81%82%81%
Barometric pressure1015 hPa1014 hPa1016 hPa1017 hPa1016 hPa1014 hPa1014 hPa1015 hPa
Cloud cover70%67%69%51%64%80%82%73%
Heat index25°C (76°F)24°C (76°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (66°F)19°C (66°F)19°C (66°F)18°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)
Wind
Speed15km/h (9mph)13km/h (8mph)13km/h (8mph)5km/h (3mph)10km/h (6mph)11km/h (7mph)15km/h (9mph)14km/h (9mph)
Gusts21km/h (13mph)17km/h (11mph)17km/h (11mph)6km/h (4mph)14km/h (9mph)16km/h (10mph)22km/h (13mph)20km/h (12mph)
Direction 208°
SSW
218°
SW
215°
SW
228°
SW
231°
SW
230°
SW
222°
SW
230°
SW
Wind chill22°C (72°F)22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.5ft)
Direction 212°
SSW
212°
SSW
212°
SSW
211°
SSW
211°
SSW
202°
SSW
202°
SSW
202°
SSW
Period11.5 sec.11.6 sec.11.6 sec.11.6 sec.11.5 sec.11.1 sec.11.0 sec.10.9 sec.
Significant height0.6m (2ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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