Sea weather in San Antonio in Chile All the beach weather in San Antonio

All the essential weather information for enjoying the beach in San Antonio in Chile, 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 San Antonio over the next 7 days?

Discover the best moment to go to the beach in San Antonio in Chile this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in San Antonio. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Thursday 29 January 202663°F to 67°Fdiscouraged
Friday 30 January 202663°F to 67°Frecommended
Saturday 31 January 202663°F to 65°Frecommended
Sunday 1 February 202663°F to 65°Frecommended
Monday 2 February 202661°F to 65°Frecommended
Tuesday 3 February 202663°F to 65°Fdiscouraged
Wednesday 4 February 202663°F to 67°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in San Antonio

Sea weather on Thursday 29 January 2026

On Thursday 29 January 2026, the sun will rise at 07:06 and will set at 20:53 on the beach(es) of San Antonio. The outside temperature will be a high of 67°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 17.4mph km/h (with gusts up to 27.3mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (65°F)19°C (66°F)18°C (65°F)19°C (66°F)
Perceived temperature17°C (63°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (65°F)19°C (66°F)18°C (65°F)19°C (66°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%91%87%85%87%87%89%84%
Barometric pressure1012 hPa1010 hPa1012 hPa1015 hPa1015 hPa1015 hPa1014 hPa1015 hPa
Cloud cover51%72%75%70%40%37%64%79%
Heat index17°C (63°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (65°F)19°C (66°F)18°C (65°F)19°C (66°F)
Dew point16°C (61°F)15°C (60°F)15°C (59°F)16°C (60°F)16°C (61°F)17°C (62°F)17°C (62°F)16°C (61°F)
Wind
Speed13km/h (8mph)3km/h (2mph)16km/h (10mph)23km/h (14mph)28km/h (17mph)24km/h (15mph)18km/h (11mph)10km/h (6mph)
Gusts20km/h (13mph)5km/h (3mph)23km/h (15mph)34km/h (21mph)44km/h (27mph)38km/h (24mph)31km/h (20mph)16km/h (10mph)
Direction 222°
SW
280°
W
348°
NNW
349°
N
332°
NNW
329°
NNW
319°
NW
309°
NW
Wind chill17°C (63°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (65°F)19°C (66°F)18°C (65°F)19°C (66°F)
Waves
Height1.6m (5.4ft)1.6m (5.3ft)1.6m (5.2ft)1.6m (5.2ft)1.6m (5.3ft)1.6m (5.3ft)1.5m (5.1ft)1.4m (4.8ft)
Direction 254°
WSW
247°
WSW
243°
WSW
237°
WSW
239°
WSW
242°
WSW
243°
WSW
242°
WSW
Period6.4 sec.6.8 sec.7.1 sec.10.9 sec.10.8 sec.10.9 sec.10.9 sec.11.0 sec.
Significant height1.3m (4.3ft)0.8m (2.6ft)1.0m (3.3ft)0.8m (2.6ft)1.0m (3.3ft)1.0m (3.3ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)

Sea weather on Friday 30 January 2026

On Friday 30 January 2026, the sun will rise at 07:07 and will set at 20:53 on the beach(es) of San Antonio. The outside temperature will be a high of 67°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 15.5mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature18°C (65°F)18°C (64°F)18°C (64°F)19°C (66°F)19°C (66°F)18°C (65°F)18°C (65°F)17°C (63°F)
Perceived temperature18°C (65°F)18°C (64°F)18°C (64°F)19°C (66°F)19°C (66°F)18°C (65°F)18°C (65°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%90%91%81%79%81%89%93%
Barometric pressure1015 hPa1015 hPa1015 hPa1016 hPa1016 hPa1014 hPa1013 hPa1013 hPa
Cloud cover89%64%58%68%23%6%48%46%
Heat index18°C (65°F)18°C (64°F)18°C (64°F)19°C (66°F)19°C (66°F)18°C (65°F)18°C (65°F)17°C (63°F)
Dew point16°C (61°F)16°C (61°F)16°C (61°F)15°C (60°F)15°C (59°F)15°C (59°F)16°C (61°F)16°C (61°F)
Wind
Speed7km/h (4mph)5km/h (3mph)3km/h (2mph)10km/h (6mph)14km/h (9mph)14km/h (9mph)15km/h (9mph)12km/h (7mph)
Gusts11km/h (7mph)7km/h (5mph)4km/h (3mph)14km/h (9mph)22km/h (14mph)25km/h (16mph)22km/h (14mph)18km/h (11mph)
Direction 250°
WSW
210°
SSW
207°
SSW
235°
SW
243°
WSW
246°
WSW
243°
WSW
201°
SSW
Wind chill18°C (65°F)18°C (64°F)18°C (64°F)19°C (66°F)19°C (66°F)18°C (65°F)18°C (65°F)17°C (63°F)
Waves
Height1.4m (4.5ft)1.3m (4.3ft)1.3m (4.2ft)1.2m (4.1ft)1.2m (4.0ft)1.2m (4.0ft)1.2m (3.9ft)1.2m (3.9ft)
Direction 241°
WSW
241°
WSW
237°
WSW
238°
WSW
296°
WNW
295°
WNW
291°
WNW
281°
W
Period11.0 sec.11.0 sec.10.9 sec.10.9 sec.10.8 sec.10.7 sec.10.3 sec.11.8 sec.
Significant height0.7m (2.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)

Sea weather on Saturday 31 January 2026

On Saturday 31 January 2026, the sun will rise at 07:08 and will set at 20:52 on the beach(es) of San Antonio. The outside temperature will be a high of 65°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 11.2mph km/h (with gusts up to 15.5mph). 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 (63°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Perceived temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%91%92%90%88%88%89%93%
Barometric pressure1013 hPa1011 hPa1012 hPa1013 hPa1013 hPa1013 hPa1013 hPa1014 hPa
Cloud cover81%94%95%86%86%83%58%93%
Heat index17°C (62°F)17°C (62°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Dew point16°C (60°F)15°C (59°F)15°C (60°F)16°C (60°F)16°C (60°F)16°C (61°F)16°C (61°F)16°C (62°F)
Wind
Speed17km/h (10mph)10km/h (6mph)4km/h (3mph)10km/h (6mph)18km/h (11mph)17km/h (11mph)9km/h (6mph)9km/h (6mph)
Gusts24km/h (15mph)15km/h (9mph)6km/h (4mph)14km/h (9mph)25km/h (15mph)24km/h (15mph)14km/h (9mph)13km/h (8mph)
Direction 209°
SSW
218°
SW
292°
WNW
348°
NNW
314°
NW
296°
WNW
303°
WNW
238°
WSW
Wind chill17°C (62°F)17°C (62°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Waves
Height1.2m (4.0ft)1.3m (4.2ft)1.3m (4.3ft)1.3m (4.3ft)1.4m (4.5ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)
Direction 265°
W
260°
W
257°
WSW
258°
WSW
261°
W
262°
W
260°
W
243°
WSW
Period11.7 sec.10.9 sec.11.0 sec.10.5 sec.9.7 sec.10.1 sec.10.1 sec.8.8 sec.
Significant height1.0m (3.3ft)1.1m (3.6ft)0.5m (1.6ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)1.1m (3.6ft)
Sea water temperature
Water temperature15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)

Sea weather on Sunday 1 February 2026

On Sunday 1 February 2026, the sun will rise at 07:09 and will set at 20:51 on the beach(es) of San Antonio. The outside temperature will be a high of 65°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 10.6mph km/h (with gusts up to 14.9mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (65°F)18°C (64°F)
Perceived temperature17°C (63°F)17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (65°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%93%93%90%83%80%80%86%
Barometric pressure1014 hPa1012 hPa1012 hPa1013 hPa1014 hPa1014 hPa1013 hPa1014 hPa
Cloud cover83%89%84%79%47%44%56%50%
Heat index17°C (63°F)17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (65°F)18°C (64°F)
Dew point16°C (61°F)16°C (61°F)16°C (60°F)15°C (60°F)15°C (59°F)15°C (58°F)15°C (58°F)15°C (60°F)
Wind
Speed8km/h (5mph)8km/h (5mph)8km/h (5mph)9km/h (5mph)13km/h (8mph)17km/h (11mph)10km/h (6mph)7km/h (4mph)
Gusts11km/h (7mph)12km/h (8mph)11km/h (7mph)12km/h (8mph)19km/h (12mph)24km/h (15mph)15km/h (9mph)11km/h (7mph)
Direction 201°
SSW
226°
SW
216°
SW
228°
SW
276°
W
290°
WNW
298°
WNW
339°
NNW
Wind chill17°C (63°F)17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (65°F)18°C (64°F)
Waves
Height1.4m (4.6ft)1.4m (4.5ft)1.4m (4.5ft)1.3m (4.4ft)1.3m (4.3ft)1.3m (4.2ft)1.2m (4.1ft)1.2m (3.9ft)
Direction 242°
WSW
238°
WSW
238°
WSW
237°
WSW
237°
WSW
241°
WSW
240°
WSW
239°
WSW
Period8.7 sec.8.6 sec.11.9 sec.11.8 sec.11.7 sec.11.5 sec.11.2 sec.11.2 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)15°C (58°F)

Sea weather on Monday 2 February 2026

On Monday 2 February 2026, the sun will rise at 07:10 and will set at 20:51 on the beach(es) of San Antonio. The outside temperature will be a high of 65°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 11.8mph km/h (with gusts up to 17.4mph). 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)18°C (64°F)17°C (63°F)16°C (62°F)17°C (63°F)18°C (64°F)
Perceived temperature17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (63°F)16°C (62°F)17°C (63°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%86%86%82%81%80%83%87%
Barometric pressure1014 hPa1013 hPa1014 hPa1015 hPa1015 hPa1015 hPa1015 hPa1015 hPa
Cloud cover32%37%35%47%14%2%7%13%
Heat index17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (63°F)16°C (62°F)17°C (63°F)18°C (64°F)
Dew point15°C (59°F)15°C (59°F)15°C (58°F)15°C (59°F)14°C (57°F)13°C (55°F)14°C (57°F)16°C (60°F)
Wind
Speed6km/h (4mph)8km/h (5mph)10km/h (6mph)13km/h (8mph)19km/h (12mph)19km/h (12mph)14km/h (9mph)8km/h (5mph)
Gusts10km/h (6mph)13km/h (8mph)17km/h (11mph)21km/h (13mph)27km/h (17mph)27km/h (17mph)28km/h (17mph)12km/h (8mph)
Direction 30°
NNE
22°
NNE
14°
NNE
113°
ESE
327°
NNW
322°
NW
320°
NW
231°
SW
Wind chill17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)17°C (63°F)16°C (62°F)17°C (63°F)18°C (64°F)
Waves
Height1.2m (3.8ft)1.1m (3.7ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)
Direction 239°
WSW
238°
WSW
240°
WSW
241°
WSW
240°
WSW
240°
WSW
257°
WSW
292°
WNW
Period11.1 sec.11.1 sec.11.1 sec.11.1 sec.11.0 sec.10.8 sec.10.5 sec.10.5 sec.
Significant height0.5m (1.6ft)0.7m (2.3ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature15°C (58°F)15°C (58°F)15°C (58°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Tuesday 3 February 2026

On Tuesday 3 February 2026, the sun will rise at 07:11 and will set at 20:50 on the beach(es) of San Antonio. The outside temperature will be a high of 65°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 18mph km/h (with gusts up to 22.4mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)17°C (63°F)18°C (64°F)18°C (64°F)18°C (64°F)
Perceived temperature17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)17°C (63°F)18°C (64°F)18°C (64°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%88%87%84%83%84%88%89%
Barometric pressure1015 hPa1013 hPa1014 hPa1015 hPa1015 hPa1015 hPa1015 hPa1015 hPa
Cloud cover7%6%10%15%5%9%19%25%
Heat index17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)17°C (63°F)18°C (64°F)18°C (64°F)18°C (64°F)
Dew point15°C (59°F)15°C (58°F)15°C (58°F)15°C (59°F)15°C (58°F)15°C (59°F)16°C (60°F)16°C (61°F)
Wind
Speed5km/h (3mph)6km/h (4mph)10km/h (6mph)15km/h (10mph)25km/h (15mph)29km/h (18mph)22km/h (13mph)16km/h (10mph)
Gusts9km/h (6mph)10km/h (6mph)15km/h (9mph)24km/h (15mph)35km/h (22mph)36km/h (22mph)36km/h (22mph)26km/h (16mph)
Direction 55°
NE
35°
NE
120°
ESE
350°
N
340°
NNW
333°
NNW
343°
NNW
237°
WSW
Wind chill17°C (63°F)17°C (62°F)17°C (63°F)18°C (64°F)17°C (63°F)18°C (64°F)18°C (64°F)18°C (64°F)
Waves
Height0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)
Direction 291°
WNW
290°
WNW
289°
WNW
289°
WNW
289°
WNW
288°
WNW
280°
W
268°
W
Period10.4 sec.10.4 sec.10.1 sec.11.0 sec.13.8 sec.12.2 sec.10.6 sec.13.5 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature17°C (62°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)17°C (62°F)

Sea weather on Wednesday 4 February 2026

On Wednesday 4 February 2026, the sun will rise at 07:12 and will set at 20:49 on the beach(es) of San Antonio. The outside temperature will be a high of 67°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 13.7mph km/h (with gusts up to 20.5mph). Wave height will be up to 5.6ft 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)18°C (64°F)18°C (65°F)19°C (65°F)18°C (64°F)18°C (64°F)
Perceived temperature17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)18°C (65°F)19°C (65°F)18°C (64°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%89%88%86%86%84%85%89%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1015 hPa1014 hPa1013 hPa1014 hPa
Cloud cover16%18%33%55%63%41%29%15%
Heat index17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)18°C (65°F)19°C (65°F)18°C (64°F)18°C (64°F)
Dew point15°C (60°F)15°C (59°F)15°C (59°F)16°C (60°F)16°C (61°F)16°C (60°F)16°C (60°F)16°C (60°F)
Wind
Speed15km/h (10mph)15km/h (9mph)15km/h (9mph)17km/h (11mph)22km/h (13mph)20km/h (12mph)11km/h (7mph)5km/h (3mph)
Gusts27km/h (17mph)24km/h (15mph)24km/h (15mph)26km/h (16mph)33km/h (21mph)31km/h (19mph)18km/h (11mph)8km/h (5mph)
Direction 16°
NNE
31°
NNE
22°
NNE
121°
ESE
336°
NNW
319°
NW
317°
NW
234°
SW
Wind chill17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)18°C (65°F)19°C (65°F)18°C (64°F)18°C (64°F)
Waves
Height1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)1.6m (5.2ft)1.7m (5.6ft)1.7m (5.6ft)1.7m (5.6ft)1.7m (5.6ft)
Direction 258°
WSW
252°
WSW
246°
WSW
246°
WSW
245°
WSW
242°
WSW
240°
WSW
238°
WSW
Period13.1 sec.12.7 sec.12.5 sec.12.4 sec.12.4 sec.12.5 sec.12.3 sec.11.9 sec.
Significant height0.8m (2.6ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (62°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)17°C (62°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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