Sea weather in Olhao in Portugal All the beach weather in Olhao

All the essential weather information for enjoying the beach in Olhao in Portugal, 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 Olhao over the next 7 days?

Discover the best moment to go to the beach in Olhao in Portugal this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Olhao. 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 202668°F to 83°Fdiscouraged
Sunday 19 July 202668°F to 83°Fdiscouraged
Monday 20 July 202670°F to 83°Fdiscouraged
Tuesday 21 July 202672°F to 85°Fdiscouraged
Wednesday 22 July 202674°F to 81°Fdiscouraged
Thursday 23 July 202672°F to 88°Fdiscouraged
Friday 24 July 202674°F to 90°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Olhao

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 06:25 and will set at 20:49 on the beach(es) of Olhao. The outside temperature will be a high of 83°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 16.8mph km/h (with gusts up to 21.8mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)21°C (70°F)20°C (68°F)23°C (74°F)23°C (74°F)21°C (69°F)26°C (78°F)24°C (74°F)
Perceived temperature25°C (76°F)21°C (70°F)20°C (68°F)25°C (77°F)25°C (77°F)21°C (69°F)26°C (79°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%66%63%51%55%65%53%57%
Barometric pressure1015 hPa1015 hPa1015 hPa1016 hPa1015 hPa1014 hPa1012 hPa1014 hPa
Cloud cover0%11%27%83%5%1%0%11%
Heat index25°C (76°F)24°C (76°F)20°C (68°F)25°C (77°F)25°C (77°F)21°C (69°F)26°C (79°F)25°C (77°F)
Dew point15°C (59°F)15°C (58°F)13°C (55°F)13°C (55°F)14°C (57°F)14°C (57°F)15°C (60°F)15°C (58°F)
Wind
Speed15km/h (9mph)7km/h (4mph)8km/h (5mph)3km/h (2mph)19km/h (12mph)27km/h (17mph)26km/h (16mph)22km/h (13mph)
Gusts25km/h (16mph)11km/h (7mph)14km/h (9mph)4km/h (3mph)35km/h (22mph)30km/h (19mph)28km/h (17mph)24km/h (15mph)
Direction 337°
NNW
326°
NNW
334°
NNW
312°
NW
216°
SW
225°
SW
256°
WSW
327°
NNW
Wind chill22°C (72°F)21°C (70°F)20°C (68°F)23°C (74°F)23°C (74°F)21°C (69°F)26°C (78°F)24°C (74°F)
Waves
Height0.4m (1.4ft)0.3m (1.0ft)0.2m (0.7ft)0.2m (0.6ft)0.3m (1.0ft)0.4m (1.4ft)0.5m (1.8ft)0.5m (1.6ft)
Direction 268°
W
269°
W
272°
W
274°
W
214°
SW
224°
SW
231°
SW
268°
W
Period5.8 sec.3.2 sec.5.9 sec.2.7 sec.3.3 sec.7.8 sec.7.8 sec.5.6 sec.
Significant height0.7m (2.3ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 06:26 and will set at 20:49 on the beach(es) of Olhao. The outside temperature will be a high of 83°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 16.2mph km/h (with gusts up to 22.4mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)21°C (70°F)20°C (68°F)23°C (74°F)23°C (74°F)23°C (73°F)26°C (79°F)24°C (75°F)
Perceived temperature25°C (76°F)21°C (70°F)20°C (68°F)25°C (77°F)25°C (77°F)25°C (77°F)27°C (81°F)25°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%69%66%53%59%63%51%54%
Barometric pressure1015 hPa1015 hPa1015 hPa1016 hPa1016 hPa1015 hPa1013 hPa1014 hPa
Cloud cover100%100%3%32%13%7%3%6%
Heat index25°C (76°F)24°C (76°F)20°C (68°F)25°C (77°F)25°C (77°F)25°C (77°F)27°C (81°F)25°C (78°F)
Dew point16°C (61°F)15°C (59°F)14°C (56°F)13°C (56°F)15°C (59°F)16°C (60°F)15°C (60°F)14°C (57°F)
Wind
Speed11km/h (7mph)7km/h (4mph)9km/h (6mph)2km/h (1mph)22km/h (13mph)26km/h (16mph)26km/h (16mph)21km/h (13mph)
Gusts19km/h (12mph)12km/h (7mph)15km/h (10mph)3km/h (2mph)36km/h (22mph)27km/h (17mph)28km/h (17mph)24km/h (15mph)
Direction 319°
NW
315°
NW
340°
NNW
257°
WSW
212°
SSW
234°
SW
261°
W
327°
NNW
Wind chill22°C (72°F)21°C (70°F)20°C (68°F)23°C (74°F)23°C (74°F)23°C (73°F)26°C (79°F)24°C (75°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)0.3m (1.0ft)0.5m (1.6ft)0.6m (1.9ft)0.5m (1.5ft)
Direction 267°
W
275°
W
278°
W
280°
W
224°
SW
228°
SW
231°
SW
268°
W
Period5.9 sec.5.8 sec.5.7 sec.5.6 sec.5.5 sec.5.5 sec.5.5 sec.5.6 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.8m (2.6ft)1.0m (3.3ft)1.0m (3.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 06:27 and will set at 20:48 on the beach(es) of Olhao. The outside temperature will be a high of 83°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 16.8mph km/h (with gusts up to 23.6mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)21°C (69°F)24°C (75°F)24°C (75°F)24°C (75°F)25°C (78°F)25°C (77°F)
Perceived temperature25°C (76°F)22°C (71°F)21°C (69°F)25°C (78°F)25°C (78°F)25°C (78°F)26°C (80°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity65%64%65%53%57%64%57%54%
Barometric pressure1015 hPa1015 hPa1016 hPa1016 hPa1016 hPa1015 hPa1013 hPa1015 hPa
Cloud cover0%3%5%12%13%10%10%5%
Heat index25°C (76°F)24°C (76°F)21°C (69°F)25°C (78°F)25°C (78°F)25°C (78°F)26°C (80°F)26°C (79°F)
Dew point15°C (60°F)15°C (58°F)14°C (57°F)14°C (57°F)15°C (59°F)17°C (62°F)16°C (61°F)15°C (59°F)
Wind
Speed10km/h (6mph)10km/h (6mph)5km/h (3mph)5km/h (3mph)20km/h (13mph)25km/h (16mph)27km/h (17mph)15km/h (10mph)
Gusts18km/h (11mph)17km/h (11mph)8km/h (5mph)7km/h (4mph)38km/h (24mph)26km/h (16mph)32km/h (20mph)33km/h (20mph)
Direction 322°
NW
337°
NNW
349°
N
288°
WNW
214°
SSW
237°
WSW
254°
WSW
326°
NW
Wind chill22°C (72°F)22°C (71°F)21°C (69°F)24°C (75°F)24°C (75°F)24°C (75°F)25°C (78°F)25°C (77°F)
Waves
Height0.3m (0.9ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.8ft)0.3m (1.0ft)0.5m (1.5ft)0.4m (1.4ft)0.4m (1.3ft)
Direction 277°
W
278°
W
259°
WSW
10°
N
222°
SW
235°
SW
239°
WSW
275°
W
Period5.4 sec.4.9 sec.5.1 sec.3.1 sec.3.2 sec.8.3 sec.8.0 sec.5.3 sec.
Significant height0.3m (1ft)0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.7m (2.3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 06:28 and will set at 20:47 on the beach(es) of Olhao. The outside temperature will be a high of 85°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 15.5mph km/h (with gusts up to 20.5mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)22°C (72°F)22°C (71°F)26°C (78°F)26°C (79°F)26°C (79°F)28°C (82°F)26°C (79°F)
Perceived temperature25°C (77°F)25°C (76°F)22°C (71°F)26°C (79°F)27°C (80°F)27°C (81°F)29°C (83°F)27°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%66%63%49%52%58%52%48%
Barometric pressure1015 hPa1015 hPa1015 hPa1016 hPa1016 hPa1014 hPa1013 hPa1014 hPa
Cloud cover2%30%45%46%46%32%23%6%
Heat index25°C (77°F)25°C (76°F)24°C (76°F)26°C (79°F)27°C (80°F)27°C (81°F)29°C (83°F)27°C (80°F)
Dew point15°C (60°F)16°C (60°F)14°C (57°F)14°C (58°F)15°C (59°F)17°C (63°F)17°C (63°F)14°C (58°F)
Wind
Speed13km/h (8mph)6km/h (4mph)15km/h (9mph)8km/h (5mph)15km/h (10mph)25km/h (15mph)25km/h (16mph)18km/h (11mph)
Gusts27km/h (17mph)11km/h (7mph)30km/h (19mph)13km/h (8mph)33km/h (20mph)31km/h (19mph)29km/h (18mph)23km/h (14mph)
Direction 341°
NNW
292°
WNW

N
275°
W
201°
SSW
242°
WSW
254°
WSW
328°
NNW
Wind chill23°C (74°F)22°C (72°F)22°C (71°F)26°C (78°F)26°C (79°F)26°C (79°F)28°C (82°F)26°C (79°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.2m (0.7ft)0.3m (0.9ft)0.4m (1.4ft)0.5m (1.7ft)0.4m (1.3ft)
Direction 277°
W

N

N
266°
W
224°
SW
232°
SW
243°
WSW
274°
W
Period5.7 sec.4.9 sec.4.8 sec.3.2 sec.3.4 sec.2.9 sec.2.9 sec.5.4 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.2m (0.7ft)0.7m (2.3ft)0.9m (3ft)0.9m (3ft)0.6m (2ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 06:28 and will set at 20:47 on the beach(es) of Olhao. The outside temperature will be a high of 81°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 17.4mph km/h (with gusts up to 20.5mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)23°C (73°F)23°C (73°F)25°C (77°F)24°C (74°F)23°C (74°F)27°C (81°F)26°C (78°F)
Perceived temperature25°C (78°F)25°C (77°F)25°C (76°F)26°C (79°F)25°C (77°F)25°C (77°F)28°C (82°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity56%61%57%54%60%59%51%47%
Barometric pressure1015 hPa1014 hPa1014 hPa1015 hPa1016 hPa1014 hPa1013 hPa1015 hPa
Cloud cover10%25%18%11%4%5%7%2%
Heat index25°C (78°F)25°C (77°F)25°C (76°F)26°C (79°F)25°C (77°F)25°C (77°F)28°C (82°F)26°C (79°F)
Dew point15°C (58°F)15°C (59°F)14°C (57°F)15°C (59°F)15°C (60°F)15°C (59°F)16°C (61°F)13°C (56°F)
Wind
Speed7km/h (4mph)5km/h (3mph)9km/h (6mph)11km/h (7mph)16km/h (10mph)22km/h (14mph)28km/h (17mph)15km/h (9mph)
Gusts14km/h (9mph)11km/h (7mph)19km/h (12mph)18km/h (11mph)33km/h (21mph)23km/h (14mph)33km/h (20mph)32km/h (20mph)
Direction 304°
NW
342°
NNW
345°
NNW
150°
SSE
207°
SSW
245°
WSW
257°
WSW
321°
NW
Wind chill24°C (75°F)23°C (73°F)23°C (73°F)25°C (77°F)24°C (74°F)23°C (74°F)27°C (81°F)26°C (78°F)
Waves
Height0.3m (0.9ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)0.3m (0.9ft)0.3m (1.1ft)0.4m (1.4ft)0.4m (1.3ft)
Direction 276°
W
279°
W
279°
W
277°
W
210°
SSW
221°
SW
231°
SW
269°
W
Period5.5 sec.5.3 sec.5.1 sec.5.1 sec.5.0 sec.5.0 sec.5.0 sec.5.3 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 06:29 and will set at 20:46 on the beach(es) of Olhao. The outside temperature will be a high of 88°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 14.3mph km/h (with gusts up to 16.2mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)22°C (72°F)22°C (72°F)26°C (79°F)22°C (71°F)25°C (77°F)31°C (88°F)28°C (83°F)
Perceived temperature25°C (77°F)25°C (76°F)25°C (76°F)26°C (79°F)22°C (71°F)26°C (79°F)31°C (87°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity55%54%56%44%54%55%31%35%
Barometric pressure1015 hPa1015 hPa1016 hPa1016 hPa1016 hPa1015 hPa1014 hPa1014 hPa
Cloud cover2%2%0%0%0%0%0%0%
Heat index25°C (77°F)25°C (76°F)25°C (76°F)26°C (79°F)24°C (76°F)26°C (79°F)31°C (87°F)28°C (82°F)
Dew point14°C (57°F)13°C (55°F)13°C (55°F)13°C (55°F)12°C (54°F)16°C (60°F)12°C (54°F)12°C (53°F)
Wind
Speed3km/h (2mph)8km/h (5mph)6km/h (4mph)2km/h (1mph)17km/h (11mph)23km/h (15mph)22km/h (14mph)18km/h (11mph)
Gusts7km/h (4mph)16km/h (10mph)14km/h (8mph)4km/h (2mph)23km/h (14mph)26km/h (16mph)25km/h (16mph)19km/h (12mph)
Direction 349°
N
358°
N
333°
NNW
212°
SSW
211°
SSW
229°
SW
307°
NW
352°
N
Wind chill23°C (74°F)22°C (72°F)22°C (72°F)26°C (79°F)22°C (71°F)25°C (77°F)31°C (88°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (0.9ft)0.4m (1.4ft)0.4m (1.3ft)0.4m (1.4ft)
Direction 271°
W
277°
W
279°
W
280°
W
217°
SW
232°
SW
239°
WSW
258°
WSW
Period5.5 sec.5.3 sec.5.3 sec.5.3 sec.5.4 sec.5.4 sec.5.4 sec.5.1 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.6m (2ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 06:30 and will set at 20:45 on the beach(es) of Olhao. The outside temperature will be a high of 90°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 19.9mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)23°C (73°F)23°C (73°F)27°C (80°F)24°C (75°F)28°C (83°F)32°C (90°F)27°C (81°F)
Perceived temperature25°C (78°F)25°C (77°F)25°C (76°F)27°C (80°F)25°C (77°F)29°C (84°F)31°C (88°F)27°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity49%54%50%41%50%46%27%39%
Barometric pressure1016 hPa1016 hPa1017 hPa1018 hPa1017 hPa1015 hPa1014 hPa1016 hPa
Cloud cover0%0%0%0%0%0%0%0%
Heat index25°C (78°F)25°C (77°F)25°C (76°F)27°C (80°F)25°C (77°F)29°C (84°F)31°C (88°F)27°C (80°F)
Dew point13°C (55°F)13°C (56°F)12°C (53°F)12°C (54°F)13°C (56°F)16°C (60°F)11°C (52°F)12°C (54°F)
Wind
Speed10km/h (6mph)5km/h (3mph)9km/h (5mph)8km/h (5mph)17km/h (11mph)21km/h (13mph)26km/h (16mph)15km/h (9mph)
Gusts21km/h (13mph)11km/h (7mph)18km/h (11mph)17km/h (10mph)22km/h (14mph)23km/h (14mph)29km/h (18mph)32km/h (20mph)
Direction 308°
NW
286°
WNW
359°
N
248°
WSW
224°
SW
251°
WSW
318°
NW
318°
NW
Wind chill25°C (76°F)23°C (73°F)23°C (73°F)27°C (80°F)24°C (75°F)28°C (83°F)32°C (90°F)27°C (81°F)
Waves
Height0.3m (1.1ft)0.3m (1.0ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.4ft)0.4m (1.4ft)0.5m (1.6ft)
Direction 276°
W

N

N
350°
N
283°
WNW
233°
SW
237°
WSW
333°
NNW
Period5.8 sec.6.0 sec.6.1 sec.2.8 sec.6.2 sec.6.2 sec.5.4 sec.6.2 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.8m (2.6ft)0.4m (1.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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