Sea weather in Santo António in Sao Tome and Principe All the beach weather in Santo António

All the essential weather information for enjoying the beach in Santo António 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 Santo António over the next 7 days?

Discover the best moment to go to the beach in Santo António 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 Santo António. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Monday 20 July 202674°F to 76°Fdiscouraged
Tuesday 21 July 202676°F to 76°Fdiscouraged
Wednesday 22 July 202674°F to 76°Fdiscouraged
Thursday 23 July 202674°F to 76°Fdiscouraged
Friday 24 July 202674°F to 76°Frecommended
Saturday 25 July 202676°F to 76°Fdiscouraged
Sunday 26 July 202674°F to 76°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Santo António

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 74°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 14.3mph km/h (with gusts up to 19.9mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (74°F)23°C (74°F)24°C (74°F)
Perceived temperature26°C (79°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (78°F)25°C (78°F)25°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%84%85%84%83%84%84%85%
Barometric pressure1013 hPa1013 hPa1013 hPa1015 hPa1014 hPa1012 hPa1013 hPa1015 hPa
Cloud cover71%100%100%85%93%100%89%100%
Heat index26°C (79°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (78°F)25°C (78°F)25°C (78°F)26°C (78°F)
Dew point21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (70°F)
Wind
Speed17km/h (11mph)19km/h (12mph)17km/h (10mph)15km/h (9mph)19km/h (12mph)22km/h (14mph)22km/h (14mph)23km/h (14mph)
Gusts23km/h (14mph)26km/h (16mph)22km/h (14mph)20km/h (13mph)27km/h (17mph)32km/h (20mph)32km/h (20mph)32km/h (20mph)
Direction 233°
SW
231°
SW
236°
SW
218°
SW
213°
SSW
211°
SSW
213°
SSW
211°
SSW
Wind chill24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (74°F)23°C (74°F)24°C (74°F)
Waves
Height0.9m (3.1ft)0.9m (3.0ft)0.9m (2.9ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.8ft)0.9m (2.9ft)0.9m (3.1ft)
Direction 195°
SSW
194°
SSW
194°
SSW
195°
SSW
194°
SSW
194°
SSW
193°
SSW
193°
SSW
Period12.6 sec.12.5 sec.12.4 sec.12.2 sec.12.0 sec.11.9 sec.11.9 sec.11.8 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 76°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 13.7mph 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 temperature24°C (74°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%85%85%83%82%83%82%83%
Barometric pressure1014 hPa1013 hPa1014 hPa1015 hPa1014 hPa1012 hPa1013 hPa1014 hPa
Cloud cover100%96%85%80%71%98%82%96%
Heat index26°C (78°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)
Dew point21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)20°C (69°F)21°C (70°F)
Wind
Speed22km/h (14mph)21km/h (13mph)22km/h (14mph)18km/h (11mph)12km/h (7mph)15km/h (9mph)13km/h (8mph)19km/h (12mph)
Gusts29km/h (18mph)28km/h (17mph)29km/h (18mph)24km/h (15mph)16km/h (10mph)21km/h (13mph)20km/h (12mph)26km/h (16mph)
Direction 213°
SSW
226°
SW
224°
SW
214°
SSW
200°
SSW
214°
SW
227°
SW
223°
SW
Wind chill24°C (74°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)
Waves
Height0.9m (3.1ft)0.9m (3.1ft)0.9m (3.0ft)0.9m (2.9ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.7ft)
Direction 193°
SSW
194°
SSW
195°
SSW
195°
SSW
195°
SSW
195°
SSW
195°
SSW
201°
SSW
Period11.7 sec.11.6 sec.11.5 sec.11.3 sec.4.2 sec.4.3 sec.11.0 sec.10.9 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 74°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 16.2mph km/h (with gusts up to 21.8mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (74°F)24°C (75°F)24°C (75°F)24°C (74°F)23°C (74°F)23°C (74°F)24°C (74°F)
Perceived temperature26°C (79°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (78°F)25°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%86%84%84%83%81%83%83%
Barometric pressure1014 hPa1013 hPa1015 hPa1016 hPa1014 hPa1013 hPa1014 hPa1015 hPa
Cloud cover89%100%94%100%100%100%95%89%
Heat index26°C (79°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (78°F)25°C (78°F)26°C (78°F)
Dew point21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (69°F)
Wind
Speed23km/h (14mph)22km/h (13mph)23km/h (14mph)26km/h (16mph)25km/h (15mph)23km/h (14mph)23km/h (14mph)22km/h (13mph)
Gusts30km/h (19mph)29km/h (18mph)31km/h (19mph)34km/h (21mph)35km/h (22mph)32km/h (20mph)32km/h (20mph)30km/h (18mph)
Direction 222°
SW
210°
SSW
211°
SSW
200°
SSW
203°
SSW
208°
SSW
211°
SSW
204°
SSW
Wind chill24°C (75°F)24°C (74°F)24°C (75°F)24°C (75°F)24°C (74°F)23°C (74°F)23°C (74°F)24°C (74°F)
Waves
Height0.9m (2.8ft)0.9m (3.1ft)1.0m (3.2ft)1.1m (3.5ft)1.1m (3.6ft)1.1m (3.7ft)1.1m (3.6ft)1.1m (3.5ft)
Direction 200°
SSW
200°
SSW
199°
SSW
199°
SSW
200°
SSW
199°
SSW
199°
SSW
198°
SSW
Period10.9 sec.12.7 sec.12.6 sec.12.3 sec.12.1 sec.11.9 sec.11.8 sec.11.7 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.0m (3.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 74°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 13.7mph km/h (with gusts up to 19.9mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (74°F)23°C (74°F)24°C (74°F)24°C (74°F)23°C (74°F)24°C (74°F)23°C (74°F)24°C (74°F)
Perceived temperature26°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%84%82%82%82%81%83%83%
Barometric pressure1015 hPa1014 hPa1015 hPa1017 hPa1015 hPa1013 hPa1014 hPa1016 hPa
Cloud cover98%100%88%64%94%86%86%94%
Heat index26°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)
Dew point20°C (69°F)21°C (69°F)20°C (69°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (69°F)
Wind
Speed21km/h (13mph)20km/h (12mph)16km/h (10mph)14km/h (9mph)18km/h (11mph)19km/h (12mph)22km/h (14mph)17km/h (10mph)
Gusts28km/h (17mph)26km/h (16mph)22km/h (14mph)20km/h (12mph)25km/h (15mph)26km/h (16mph)32km/h (20mph)23km/h (14mph)
Direction 200°
SSW
209°
SSW
217°
SW
201°
SSW
199°
SSW
211°
SSW
215°
SW
200°
SSW
Wind chill24°C (74°F)23°C (74°F)24°C (74°F)24°C (74°F)23°C (74°F)24°C (74°F)23°C (74°F)24°C (74°F)
Waves
Height1.0m (3.4ft)1.0m (3.4ft)1.0m (3.3ft)1.0m (3.1ft)0.9m (3.1ft)0.9m (3.0ft)0.9m (2.8ft)0.8m (2.8ft)
Direction 197°
SSW
196°
SSW
199°
SSW
198°
SSW
197°
SSW
197°
SSW
196°
SSW
197°
SSW
Period11.7 sec.11.5 sec.11.3 sec.4.6 sec.11.2 sec.11.2 sec.11.2 sec.10.9 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 74°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 17.4mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (74°F)24°C (74°F)24°C (75°F)24°C (75°F)24°C (74°F)23°C (74°F)24°C (74°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (77°F)25°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%82%81%79%79%80%80%80%
Barometric pressure1014 hPa1014 hPa1015 hPa1017 hPa1016 hPa1013 hPa1014 hPa1015 hPa
Cloud cover77%90%62%99%81%19%89%92%
Heat index26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (77°F)25°C (78°F)26°C (78°F)
Dew point20°C (69°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)19°C (67°F)20°C (68°F)20°C (68°F)
Wind
Speed19km/h (12mph)15km/h (10mph)16km/h (10mph)14km/h (9mph)17km/h (11mph)18km/h (11mph)19km/h (12mph)20km/h (12mph)
Gusts26km/h (16mph)21km/h (13mph)21km/h (13mph)19km/h (12mph)24km/h (15mph)28km/h (17mph)28km/h (18mph)27km/h (17mph)
Direction 219°
SW
233°
SW
240°
WSW
235°
SW
229°
SW
233°
SW
245°
WSW
234°
SW
Wind chill24°C (74°F)24°C (74°F)24°C (75°F)24°C (75°F)24°C (74°F)23°C (74°F)24°C (74°F)24°C (75°F)
Waves
Height0.8m (2.8ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.7ft)0.8m (2.8ft)0.8m (2.8ft)
Direction 198°
SSW
200°
SSW
202°
SSW
197°
SSW
197°
SSW
194°
SSW
195°
SSW
195°
SSW
Period10.9 sec.11.0 sec.4.1 sec.10.4 sec.10.4 sec.10.3 sec.10.2 sec.10.8 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 76°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 14.3mph km/h (with gusts up to 19.3mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (74°F)24°C (74°F)24°C (75°F)24°C (74°F)24°C (74°F)24°C (74°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)25°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%83%81%79%81%81%81%81%
Barometric pressure1014 hPa1013 hPa1015 hPa1016 hPa1015 hPa1012 hPa1013 hPa1015 hPa
Cloud cover92%79%63%43%31%41%69%100%
Heat index26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)25°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)
Dew point20°C (69°F)21°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (69°F)
Wind
Speed23km/h (14mph)21km/h (13mph)15km/h (9mph)15km/h (10mph)17km/h (10mph)20km/h (12mph)19km/h (12mph)19km/h (12mph)
Gusts31km/h (19mph)28km/h (18mph)20km/h (13mph)21km/h (13mph)24km/h (15mph)29km/h (18mph)27km/h (17mph)27km/h (17mph)
Direction 233°
SW
218°
SW
218°
SW
229°
SW
232°
SW
238°
WSW
238°
WSW
239°
WSW
Wind chill24°C (75°F)24°C (74°F)24°C (74°F)24°C (75°F)24°C (74°F)24°C (74°F)24°C (74°F)24°C (75°F)
Waves
Height0.8m (2.8ft)0.9m (2.8ft)0.9m (2.9ft)0.9m (2.9ft)0.9m (2.9ft)0.9m (2.9ft)0.9m (2.9ft)0.8m (2.8ft)
Direction 195°
SSW
196°
SSW
196°
SSW
196°
SSW
197°
SSW
198°
SSW
197°
SSW
197°
SSW
Period14.6 sec.14.4 sec.10.9 sec.8.9 sec.9.1 sec.13.3 sec.9.0 sec.8.9 sec.
Significant height0.9m (3ft)0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 05:31 and will set at 17:43 on the beach(es) of Santo António. The outside temperature will be a high of 76°F t and a low of 74°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 20.5mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (74°F)23°C (74°F)24°C (74°F)24°C (74°F)24°C (74°F)24°C (75°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%83%82%81%81%81%81%
Barometric pressure1013 hPa1013 hPa1014 hPa1015 hPa1014 hPa1011 hPa1013 hPa1014 hPa
Cloud cover94%91%97%96%37%40%72%91%
Heat index26°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)
Dew point20°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (69°F)21°C (69°F)
Wind
Speed19km/h (12mph)14km/h (9mph)13km/h (8mph)14km/h (9mph)15km/h (9mph)21km/h (13mph)23km/h (14mph)24km/h (15mph)
Gusts26km/h (16mph)19km/h (12mph)17km/h (11mph)19km/h (12mph)22km/h (13mph)30km/h (19mph)33km/h (21mph)33km/h (20mph)
Direction 246°
WSW
234°
SW
230°
SW
235°
SW
262°
W
260°
W
257°
WSW
244°
WSW
Wind chill24°C (75°F)24°C (74°F)23°C (74°F)24°C (74°F)24°C (74°F)24°C (74°F)24°C (75°F)24°C (75°F)
Waves
Height0.8m (2.8ft)0.9m (2.9ft)0.9m (2.9ft)0.9m (3.0ft)1.0m (3.2ft)1.0m (3.4ft)1.1m (3.6ft)1.1m (3.7ft)
Direction 198°
SSW
199°
SSW
200°
SSW
201°
SSW
194°
SSW
193°
SSW
195°
SSW
194°
SSW
Period8.9 sec.8.9 sec.8.9 sec.8.9 sec.9.0 sec.8.9 sec.11.7 sec.9.5 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.1m (3.6ft)1.4m (4.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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