Sea weather in Bahía Blanca in Argentina All the beach weather in Bahía Blanca

All the essential weather information for enjoying the beach in Bahía Blanca in Argentina, 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 Bahía Blanca over the next 7 days?

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

Date Outside temp. Our opinion
Sunday 14 December 202568°F to 76°Fdiscouraged
Monday 15 December 202563°F to 70°Fdiscouraged
Tuesday 16 December 202559°F to 74°Fdiscouraged
Wednesday 17 December 202565°F to 77°Fdiscouraged
Thursday 18 December 202570°F to 74°Fdiscouraged
Friday 19 December 202567°F to 76°Fnot recommended
Saturday 20 December 202561°F to 72°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Bahía Blanca

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 05:38 and will set at 20:30 on the beach(es) of Bahía Blanca. The outside temperature will be a high of 76°F t and a low of 68°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 20.5mph km/h (with gusts up to 31.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)20°C (68°F)21°C (69°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)
Perceived temperature22°C (71°F)22°C (71°F)20°C (68°F)21°C (69°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity41%50%36%44%34%33%33%37%
Barometric pressure1005 hPa1005 hPa1006 hPa1008 hPa1008 hPa1007 hPa1005 hPa1005 hPa
Cloud cover93%46%47%100%100%100%8%3%
Heat index24°C (75°F)24°C (76°F)20°C (68°F)21°C (69°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)
Dew point8°C (46°F)11°C (51°F)5°C (41°F)8°C (46°F)6°C (42°F)6°C (42°F)5°C (42°F)7°C (44°F)
Wind
Speed28km/h (18mph)33km/h (21mph)32km/h (20mph)27km/h (17mph)26km/h (16mph)26km/h (16mph)22km/h (14mph)18km/h (11mph)
Gusts29km/h (18mph)39km/h (24mph)50km/h (31mph)36km/h (22mph)37km/h (23mph)41km/h (25mph)28km/h (17mph)19km/h (12mph)
Direction 314°
NW
304°
NW
288°
WNW
226°
SW
265°
W
282°
WNW
288°
WNW
291°
WNW
Wind chill22°C (71°F)22°C (71°F)20°C (68°F)21°C (69°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)
Waves
Height0.2m (0.6ft)0.2m (0.8ft)0.4m (1.2ft)0.3m (1.0ft)0.3m (1.0ft)0.1m (0.5ft)0.2m (0.7ft)0.1m (0.3ft)
Direction 60°
ENE
341°
NNW
291°
WNW
255°
WSW
260°
W
264°
W
250°
WSW
227°
SW
Period2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.
Significant height0.4m (1.3ft)0.7m (2.3ft)1.1m (3.6ft)0.8m (2.6ft)0.7m (2.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature19°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)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 05:38 and will set at 20:31 on the beach(es) of Bahía Blanca. 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 23mph km/h (with gusts up to 29.8mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (68°F)19°C (66°F)17°C (62°F)19°C (66°F)19°C (67°F)21°C (70°F)20°C (68°F)17°C (63°F)
Perceived temperature20°C (68°F)19°C (66°F)17°C (62°F)19°C (66°F)19°C (67°F)21°C (70°F)20°C (68°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity35%37%53%37%32%32%42%53%
Barometric pressure1005 hPa1005 hPa1008 hPa1011 hPa1011 hPa1010 hPa1010 hPa1013 hPa
Cloud cover3%6%46%29%5%10%28%8%
Heat index20°C (68°F)19°C (66°F)17°C (62°F)19°C (66°F)19°C (67°F)23°C (74°F)20°C (68°F)17°C (63°F)
Dew point4°C (40°F)4°C (39°F)7°C (45°F)4°C (39°F)2°C (36°F)4°C (39°F)7°C (44°F)8°C (46°F)
Wind
Speed27km/h (17mph)31km/h (19mph)26km/h (16mph)37km/h (23mph)29km/h (18mph)34km/h (21mph)36km/h (22mph)34km/h (21mph)
Gusts33km/h (21mph)48km/h (30mph)40km/h (25mph)46km/h (29mph)44km/h (27mph)40km/h (25mph)42km/h (26mph)45km/h (28mph)
Direction 293°
WNW
274°
W
246°
WSW
209°
SSW
222°
SW
211°
SSW
151°
SSE
126°
SE
Wind chill20°C (68°F)19°C (66°F)17°C (62°F)19°C (66°F)19°C (67°F)21°C (70°F)20°C (68°F)17°C (63°F)
Waves
Height0.1m (0.3ft)0.3m (1.0ft)0.3m (1.1ft)0.4m (1.3ft)0.3m (1.1ft)0.3m (0.9ft)0.3m (1.1ft)0.4m (1.2ft)
Direction 9999°
262°
W
241°
WSW
200°
SSW
212°
SSW
221°
SW
194°
SSW
160°
SSE
Period2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.
Significant height0.5m (1.6ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)0.9m (3ft)0.7m (2.3ft)0.9m (3ft)1.1m (3.6ft)
Sea water temperature
Water temperature19°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)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 05:39 and will set at 20:31 on the beach(es) of Bahía Blanca. The outside temperature will be a high of 74°F t and a low of 59°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 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (62°F)16°C (61°F)16°C (60°F)16°C (61°F)15°C (59°F)18°C (64°F)20°C (68°F)23°C (73°F)
Perceived temperature17°C (62°F)16°C (61°F)16°C (60°F)16°C (61°F)15°C (58°F)18°C (64°F)20°C (68°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity51%52%48%46%40%37%44%47%
Barometric pressure1015 hPa1015 hPa1017 hPa1018 hPa1016 hPa1013 hPa1010 hPa1008 hPa
Cloud cover8%4%3%3%0%2%4%5%
Heat index17°C (62°F)16°C (61°F)16°C (60°F)16°C (61°F)15°C (59°F)18°C (64°F)20°C (68°F)25°C (76°F)
Dew point7°C (44°F)6°C (44°F)5°C (41°F)5°C (40°F)1°C (34°F)3°C (37°F)8°C (46°F)11°C (51°F)
Wind
Speed24km/h (15mph)16km/h (10mph)6km/h (4mph)6km/h (4mph)10km/h (6mph)21km/h (13mph)19km/h (12mph)16km/h (10mph)
Gusts32km/h (20mph)23km/h (14mph)9km/h (6mph)9km/h (5mph)20km/h (12mph)22km/h (13mph)19km/h (12mph)33km/h (21mph)
Direction 118°
ESE
134°
SE
215°
SW
249°
WSW
89°
E
89°
E
95°
E
69°
ENE
Wind chill17°C (62°F)16°C (61°F)16°C (60°F)16°C (61°F)15°C (58°F)18°C (64°F)20°C (68°F)23°C (73°F)
Waves
Height0.3m (0.9ft)0.1m (0.4ft)0.2m (0.7ft)0.2m (0.5ft)0.6m (1.9ft)0.2m (0.7ft)0.2m (0.8ft)0.2m (0.5ft)
Direction 129°
SE
141°
SE
9999°
208°
SSW
198°
SSW
94°
E
89°
E
59°
ENE
Period2.0 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height0.6m (2ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.3m (1ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 05:39 and will set at 20:32 on the beach(es) of Bahía Blanca. The outside temperature will be a high of 77°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 24.2mph km/h (with gusts up to 24.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)21°C (70°F)24°C (75°F)23°C (73°F)23°C (73°F)18°C (65°F)23°C (73°F)
Perceived temperature22°C (71°F)22°C (71°F)21°C (70°F)25°C (76°F)24°C (75°F)25°C (76°F)18°C (65°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity38%35%39%36%37%51%57%48%
Barometric pressure1007 hPa1006 hPa1006 hPa1006 hPa1005 hPa1005 hPa1003 hPa1004 hPa
Cloud cover7%7%4%3%5%5%2%2%
Heat index24°C (75°F)24°C (74°F)24°C (75°F)25°C (76°F)24°C (75°F)25°C (76°F)18°C (65°F)25°C (76°F)
Dew point7°C (44°F)6°C (42°F)7°C (44°F)8°C (46°F)7°C (45°F)12°C (54°F)10°C (50°F)11°C (52°F)
Wind
Speed25km/h (15mph)30km/h (19mph)39km/h (24mph)36km/h (22mph)16km/h (10mph)24km/h (15mph)30km/h (19mph)27km/h (17mph)
Gusts27km/h (17mph)37km/h (23mph)39km/h (24mph)38km/h (23mph)33km/h (21mph)26km/h (16mph)33km/h (20mph)28km/h (17mph)
Direction 19°
NNE
342°
NNW
335°
NNW
305°
NW
254°
WSW
128°
SE
101°
E
58°
ENE
Wind chill22°C (71°F)22°C (71°F)21°C (70°F)24°C (75°F)23°C (73°F)23°C (73°F)18°C (65°F)23°C (73°F)
Waves
Height0.4m (1.2ft)0.3m (1.1ft)0.4m (1.3ft)0.4m (1.4ft)0.3m (0.9ft)0.1m (0.4ft)0.4m (1.4ft)0.5m (1.5ft)
Direction 22°
NNE

N
346°
NNW
330°
NNW
300°
WNW
288°
WNW
118°
ESE
102°
ESE
Period2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height1.1m (3.6ft)0.9m (3ft)1.2m (3.9ft)1.2m (3.9ft)0.6m (2ft)0.3m (1ft)1.2m (3.9ft)1.2m (3.9ft)
Sea water temperature
Water temperature19°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)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 05:39 and will set at 20:33 on the beach(es) of Bahía Blanca. The outside temperature will be a high of 74°F t and a low of 70°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 24.2mph km/h (with gusts up to 28.6mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)21°C (70°F)21°C (69°F)23°C (73°F)22°C (71°F)21°C (69°F)21°C (69°F)21°C (70°F)
Perceived temperature24°C (76°F)21°C (70°F)21°C (69°F)25°C (77°F)22°C (71°F)21°C (69°F)21°C (69°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity44%62%68%61%54%62%64%73%
Barometric pressure1004 hPa1004 hPa1004 hPa1005 hPa1003 hPa1000 hPa998 hPa999 hPa
Cloud cover5%3%3%0%5%0%5%4%
Heat index24°C (76°F)24°C (76°F)21°C (69°F)25°C (77°F)24°C (76°F)21°C (69°F)21°C (69°F)21°C (70°F)
Dew point10°C (50°F)14°C (57°F)15°C (58°F)15°C (59°F)12°C (53°F)13°C (55°F)13°C (56°F)16°C (61°F)
Wind
Speed38km/h (23mph)11km/h (7mph)4km/h (3mph)15km/h (10mph)5km/h (3mph)32km/h (20mph)39km/h (24mph)33km/h (21mph)
Gusts39km/h (24mph)19km/h (12mph)8km/h (5mph)23km/h (14mph)11km/h (7mph)33km/h (21mph)46km/h (29mph)36km/h (22mph)
Direction 23°
NNE
122°
ESE
18°
NNE
305°
NW
149°
SSE
140°
SE
116°
ESE
100°
E
Wind chill23°C (73°F)21°C (70°F)21°C (69°F)23°C (73°F)22°C (71°F)21°C (69°F)21°C (69°F)21°C (70°F)
Waves
Height0.4m (1.3ft)0.2m (0.8ft)0.2m (0.5ft)0.1m (0.5ft)0.1m (0.3ft)0.2m (0.5ft)0.3m (1.0ft)0.3m (0.9ft)
Direction 71°
ENE
24°
NNE

N
336°
NNW
335°
NNW
340°
NNW
348°
NNW

N
Period2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height1.0m (3.3ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.2m (0.7ft)0.3m (1ft)1.2m (3.9ft)0.6m (2ft)
Sea water temperature
Water temperature19°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)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 05:40 and will set at 20:33 on the beach(es) of Bahía Blanca. The outside temperature will be a high of 76°F t and a low of 67°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 29.2mph km/h (with gusts up to 31.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)24°C (75°F)22°C (71°F)22°C (72°F)23°C (74°F)21°C (69°F)19°C (67°F)19°C (67°F)
Perceived temperature25°C (77°F)25°C (78°F)22°C (71°F)25°C (76°F)25°C (77°F)21°C (69°F)19°C (67°F)19°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%57%63%56%51%61%64%58%
Barometric pressure998 hPa999 hPa1000 hPa1003 hPa1005 hPa1007 hPa1009 hPa1011 hPa
Cloud cover12%14%0%0%14%29%21%4%
Heat index25°C (77°F)25°C (78°F)25°C (76°F)25°C (76°F)25°C (77°F)21°C (69°F)19°C (67°F)19°C (67°F)
Dew point16°C (60°F)15°C (59°F)14°C (58°F)13°C (55°F)13°C (55°F)13°C (55°F)12°C (54°F)11°C (52°F)
Wind
Speed28km/h (17mph)47km/h (29mph)38km/h (23mph)35km/h (22mph)22km/h (13mph)28km/h (18mph)37km/h (23mph)23km/h (15mph)
Gusts28km/h (18mph)50km/h (31mph)43km/h (27mph)48km/h (30mph)36km/h (22mph)41km/h (26mph)41km/h (25mph)34km/h (21mph)
Direction
N
329°
NNW
307°
NW
242°
WSW
185°
S
106°
ESE
140°
SE
113°
ESE
Wind chill23°C (74°F)24°C (75°F)22°C (71°F)22°C (72°F)23°C (74°F)21°C (69°F)19°C (67°F)19°C (67°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.1m (0.5ft)0.1m (0.3ft)0.6m (1.9ft)0.3m (1.0ft)0.3m (0.9ft)0.4m (1.2ft)
Direction 341°
NNW
310°
NW
296°
WNW
298°
WNW
305°
NW
9999°
131°
SE
69°
ENE
Period2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.7m (2.3ft)1.3m (4.3ft)
Sea water temperature
Water temperature19°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)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 05:40 and will set at 20:34 on the beach(es) of Bahía Blanca. The outside temperature will be a high of 72°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 23.6mph km/h (with gusts up to 26.7mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature18°C (64°F)17°C (62°F)16°C (61°F)19°C (66°F)22°C (72°F)21°C (70°F)21°C (69°F)22°C (72°F)
Perceived temperature18°C (64°F)17°C (62°F)16°C (61°F)19°C (66°F)24°C (75°F)21°C (70°F)21°C (69°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity61%67%74%49%38%57%58%63%
Barometric pressure1013 hPa1014 hPa1013 hPa1013 hPa1012 hPa1009 hPa1006 hPa1007 hPa
Cloud cover3%95%10%6%6%6%4%5%
Heat index18°C (64°F)17°C (62°F)16°C (61°F)19°C (66°F)24°C (75°F)21°C (70°F)21°C (69°F)25°C (76°F)
Dew point10°C (50°F)11°C (51°F)11°C (52°F)8°C (46°F)7°C (45°F)12°C (54°F)12°C (54°F)15°C (59°F)
Wind
Speed30km/h (18mph)20km/h (12mph)21km/h (13mph)16km/h (10mph)5km/h (3mph)27km/h (17mph)38km/h (24mph)28km/h (17mph)
Gusts39km/h (24mph)27km/h (17mph)29km/h (18mph)21km/h (13mph)9km/h (5mph)30km/h (19mph)43km/h (27mph)31km/h (19mph)
Direction 149°
SSE
109°
ESE
56°
NE
41°
NE
119°
ESE
108°
ESE
98°
E
80°
E
Wind chill18°C (64°F)17°C (62°F)16°C (61°F)19°C (66°F)22°C (72°F)21°C (70°F)21°C (69°F)22°C (72°F)
Waves
Height0.2m (0.6ft)0.5m (1.5ft)0.1m (0.4ft)0.1m (0.4ft)0.2m (0.6ft)0.3m (1.0ft)0.4m (1.3ft)0.3m (0.9ft)
Direction 41°
NE
44°
NE
135°
SE
9999°
268°
W
264°
W
267°
W
151°
SSE
Period2.1 sec.1.9 sec.1.9 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)0.9m (3ft)1.1m (3.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature19°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)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units