Sea weather in Port Sulphur in Louisiana All the beach weather in Port Sulphur

All the essential weather information for enjoying the beach in Port Sulphur in Louisiana, 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 Port Sulphur over the next 7 days?

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

Date Outside temp. Our opinion
Friday 20 June 202579°F to 86°Frecommended
Saturday 21 June 202577°F to 86°Frecommended
Sunday 22 June 202579°F to 86°Frecommended
Monday 23 June 202579°F to 86°Fdiscouraged
Tuesday 24 June 202579°F to 86°Fdiscouraged
Wednesday 25 June 202581°F to 86°Frecommended
Thursday 26 June 202579°F to 85°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Port Sulphur

Sea weather on Friday 20 June 2025

On Friday 20 June 2025, the sun will rise at 05:59 and will set at 20:02 on the beach(es) of Port Sulphur. The outside temperature will be a high of 86°F t and a low of 79°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 16.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)28°C (82°F)28°C (83°F)30°C (86°F)27°C (80°F)28°C (83°F)29°C (83°F)28°C (83°F)
Perceived temperature30°C (87°F)31°C (88°F)32°C (90°F)34°C (93°F)28°C (83°F)30°C (86°F)32°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%76%74%66%63%61%68%73%
Barometric pressure1019 hPa1018 hPa1019 hPa1020 hPa1019 hPa1017 hPa1018 hPa1019 hPa
Cloud cover17%15%17%17%12%10%86%86%
Heat index30°C (87°F)31°C (88°F)32°C (90°F)34°C (93°F)28°C (83°F)30°C (86°F)32°C (89°F)32°C (89°F)
Dew point23°C (73°F)23°C (74°F)23°C (74°F)23°C (73°F)19°C (67°F)20°C (68°F)22°C (72°F)23°C (73°F)
Wind
Speed2km/h (1mph)6km/h (4mph)8km/h (5mph)5km/h (3mph)13km/h (8mph)13km/h (8mph)10km/h (6mph)5km/h (3mph)
Gusts3km/h (2mph)10km/h (6mph)12km/h (7mph)6km/h (4mph)26km/h (16mph)26km/h (16mph)17km/h (11mph)9km/h (5mph)
Direction 267°
W
211°
SSW
243°
WSW
280°
W
225°
SW
191°
SSW
190°
S
229°
SW
Wind chill27°C (81°F)28°C (82°F)28°C (83°F)30°C (86°F)27°C (80°F)28°C (83°F)29°C (83°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 177°
S
173°
S
172°
S
171°
S
172°
S
173°
S
175°
S
178°
S
Period5.1 sec.5.2 sec.5.3 sec.5.2 sec.5.2 sec.5.2 sec.5.1 sec.5.0 sec.
Significant height0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Saturday 21 June 2025

On Saturday 21 June 2025, the sun will rise at 06:00 and will set at 20:02 on the beach(es) of Port Sulphur. The outside temperature will be a high of 86°F t and a low of 77°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 18mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (83°F)28°C (83°F)29°C (85°F)26°C (79°F)28°C (82°F)29°C (83°F)29°C (83°F)
Perceived temperature32°C (90°F)31°C (88°F)31°C (88°F)33°C (91°F)27°C (81°F)30°C (85°F)32°C (89°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%71%71%66%66%66%69%74%
Barometric pressure1018 hPa1017 hPa1019 hPa1019 hPa1019 hPa1018 hPa1018 hPa1019 hPa
Cloud cover85%7%5%5%87%7%5%7%
Heat index32°C (90°F)31°C (88°F)31°C (88°F)33°C (91°F)27°C (81°F)30°C (85°F)32°C (89°F)32°C (90°F)
Dew point23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)19°C (66°F)21°C (69°F)22°C (72°F)23°C (74°F)
Wind
Speed3km/h (2mph)3km/h (2mph)3km/h (2mph)3km/h (2mph)12km/h (7mph)15km/h (10mph)14km/h (9mph)9km/h (5mph)
Gusts4km/h (2mph)5km/h (3mph)4km/h (3mph)4km/h (3mph)25km/h (16mph)29km/h (18mph)22km/h (14mph)13km/h (8mph)
Direction 135°
SE
183°
S
19°
NNE
103°
ESE
189°
S
167°
SSE
158°
SSE
143°
SE
Wind chill28°C (83°F)28°C (83°F)28°C (83°F)29°C (85°F)26°C (79°F)28°C (82°F)29°C (83°F)29°C (83°F)
Waves
Height0.3m (0.9ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.8ft)0.3m (0.9ft)0.3m (1.1ft)0.3m (0.9ft)
Direction 179°
S
175°
S
175°
S
179°
S
179°
S
180°
S
166°
SSE
179°
S
Period4.9 sec.4.8 sec.4.7 sec.6.4 sec.6.2 sec.8.3 sec.5.8 sec.5.6 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.3m (1ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Sunday 22 June 2025

On Sunday 22 June 2025, the sun will rise at 06:00 and will set at 20:02 on the beach(es) of Port Sulphur. The outside temperature will be a high of 86°F t and a low of 79°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 19.3mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (82°F)27°C (81°F)29°C (85°F)29°C (85°F)30°C (86°F)29°C (83°F)28°C (83°F)
Perceived temperature32°C (89°F)31°C (88°F)30°C (87°F)33°C (91°F)32°C (89°F)33°C (92°F)32°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%77%77%66%61%63%68%73%
Barometric pressure1018 hPa1018 hPa1019 hPa1021 hPa1020 hPa1019 hPa1019 hPa1019 hPa
Cloud cover7%4%77%8%15%86%3%8%
Heat index32°C (89°F)31°C (88°F)30°C (87°F)33°C (91°F)32°C (89°F)33°C (92°F)32°C (89°F)32°C (89°F)
Dew point23°C (74°F)23°C (74°F)23°C (73°F)22°C (72°F)21°C (70°F)22°C (72°F)22°C (72°F)23°C (73°F)
Wind
Speed8km/h (5mph)11km/h (7mph)8km/h (5mph)14km/h (9mph)17km/h (11mph)17km/h (11mph)19km/h (12mph)16km/h (10mph)
Gusts12km/h (7mph)16km/h (10mph)13km/h (8mph)19km/h (12mph)27km/h (17mph)24km/h (15mph)31km/h (19mph)24km/h (15mph)
Direction 128°
SE
120°
ESE
93°
E
114°
ESE
145°
SE
138°
SE
139°
SE
116°
ESE
Wind chill28°C (83°F)28°C (82°F)27°C (81°F)29°C (85°F)29°C (85°F)30°C (86°F)29°C (83°F)28°C (83°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.3ft)0.3m (1.1ft)
Direction 179°
S
179°
S
183°
S
184°
S
186°
S
155°
SSE
156°
SSE
156°
SSE
Period5.5 sec.5.4 sec.5.3 sec.5.2 sec.5.2 sec.5.1 sec.5.0 sec.4.9 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Monday 23 June 2025

On Monday 23 June 2025, the sun will rise at 06:00 and will set at 20:02 on the beach(es) of Port Sulphur. The outside temperature will be a high of 86°F t and a low of 79°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 21.8mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)28°C (82°F)28°C (82°F)29°C (85°F)29°C (85°F)28°C (82°F)28°C (83°F)28°C (83°F)
Perceived temperature31°C (88°F)31°C (88°F)31°C (87°F)33°C (91°F)32°C (90°F)30°C (85°F)31°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%74%75%66%63%65%70%73%
Barometric pressure1020 hPa1019 hPa1020 hPa1021 hPa1020 hPa1020 hPa1019 hPa1020 hPa
Cloud cover18%75%89%83%72%70%77%8%
Heat index31°C (88°F)31°C (88°F)31°C (87°F)33°C (91°F)32°C (90°F)30°C (85°F)31°C (89°F)32°C (89°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)20°C (69°F)22°C (72°F)23°C (73°F)
Wind
Speed15km/h (9mph)14km/h (9mph)12km/h (7mph)14km/h (9mph)19km/h (12mph)23km/h (15mph)21km/h (13mph)13km/h (8mph)
Gusts23km/h (14mph)20km/h (13mph)17km/h (11mph)18km/h (11mph)29km/h (18mph)29km/h (18mph)35km/h (22mph)19km/h (12mph)
Direction 125°
SE
125°
SE
84°
E
106°
ESE
133°
SE
136°
SE
127°
SE
115°
ESE
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)29°C (85°F)29°C (85°F)28°C (82°F)28°C (83°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.2ft)0.5m (1.6ft)0.5m (1.5ft)
Direction 143°
SE
177°
S
177°
S
171°
S
167°
SSE
165°
SSE
145°
SE
136°
SE
Period5.0 sec.4.1 sec.6.2 sec.4.3 sec.6.8 sec.6.5 sec.6.3 sec.5.9 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Tuesday 24 June 2025

On Tuesday 24 June 2025, the sun will rise at 06:00 and will set at 20:02 on the beach(es) of Port Sulphur. The outside temperature will be a high of 86°F t and a low of 79°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 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (82°F)28°C (82°F)30°C (86°F)26°C (80°F)28°C (82°F)28°C (83°F)28°C (83°F)
Perceived temperature32°C (90°F)32°C (89°F)31°C (88°F)34°C (93°F)28°C (82°F)30°C (86°F)31°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%76%78%65%65%65%68%74%
Barometric pressure1020 hPa1019 hPa1021 hPa1021 hPa1021 hPa1019 hPa1019 hPa1019 hPa
Cloud cover8%15%87%6%5%10%8%6%
Heat index32°C (90°F)32°C (89°F)31°C (88°F)34°C (93°F)28°C (82°F)30°C (86°F)31°C (89°F)32°C (89°F)
Dew point24°C (74°F)23°C (74°F)23°C (74°F)23°C (73°F)19°C (67°F)21°C (69°F)22°C (72°F)23°C (73°F)
Wind
Speed14km/h (9mph)13km/h (8mph)13km/h (8mph)18km/h (11mph)22km/h (13mph)21km/h (13mph)21km/h (13mph)14km/h (9mph)
Gusts21km/h (13mph)19km/h (12mph)19km/h (12mph)23km/h (14mph)22km/h (14mph)22km/h (14mph)33km/h (21mph)21km/h (13mph)
Direction 120°
ESE
109°
ESE
79°
E
98°
E
140°
SE
145°
SE
141°
SE
142°
SE
Wind chill28°C (83°F)28°C (82°F)28°C (82°F)30°C (86°F)26°C (80°F)28°C (82°F)28°C (83°F)28°C (83°F)
Waves
Height0.4m (1.3ft)0.3m (1.1ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.5ft)0.5m (1.8ft)0.6m (1.8ft)0.4m (1.5ft)
Direction 158°
SSE
160°
SSE
159°
SSE
160°
SSE
153°
SSE
151°
SSE
143°
SE
157°
SSE
Period5.7 sec.5.4 sec.4.5 sec.5.3 sec.5.2 sec.5.0 sec.5.0 sec.6.0 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.6m (2ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Wednesday 25 June 2025

On Wednesday 25 June 2025, the sun will rise at 06:01 and will set at 20:02 on the beach(es) of Port Sulphur. The outside temperature will be a high of 86°F t and a low of 81°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 23mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)27°C (81°F)27°C (81°F)30°C (85°F)27°C (80°F)28°C (82°F)28°C (83°F)28°C (83°F)
Perceived temperature31°C (88°F)30°C (86°F)30°C (87°F)33°C (92°F)28°C (82°F)30°C (85°F)31°C (87°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%76%77%65%63%61%67%73%
Barometric pressure1019 hPa1019 hPa1020 hPa1020 hPa1019 hPa1018 hPa1018 hPa1018 hPa
Cloud cover9%18%89%6%73%6%3%4%
Heat index31°C (88°F)30°C (86°F)30°C (87°F)33°C (92°F)28°C (82°F)30°C (85°F)31°C (87°F)32°C (89°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)19°C (66°F)20°C (67°F)21°C (70°F)23°C (73°F)
Wind
Speed10km/h (6mph)9km/h (5mph)10km/h (6mph)13km/h (8mph)18km/h (11mph)19km/h (12mph)20km/h (12mph)14km/h (9mph)
Gusts15km/h (9mph)13km/h (8mph)15km/h (9mph)17km/h (11mph)22km/h (14mph)37km/h (23mph)32km/h (20mph)22km/h (13mph)
Direction 116°
ESE
74°
ENE
67°
ENE
101°
E
140°
SE
145°
SE
150°
SSE
150°
SSE
Wind chill28°C (82°F)27°C (81°F)27°C (81°F)30°C (85°F)27°C (80°F)28°C (82°F)28°C (83°F)28°C (83°F)
Waves
Height0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (1.1ft)0.4m (1.2ft)0.5m (1.8ft)0.6m (1.9ft)0.4m (1.4ft)
Direction 156°
SSE
155°
SSE
154°
SSE
154°
SSE
156°
SSE
153°
SSE
153°
SSE
153°
SSE
Period5.9 sec.6.0 sec.6.1 sec.6.2 sec.6.2 sec.6.2 sec.6.2 sec.6.6 sec.
Significant height0.6m (2ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.6m (2ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Thursday 26 June 2025

On Thursday 26 June 2025, the sun will rise at 06:01 and will set at 20:03 on the beach(es) of Port Sulphur. The outside temperature will be a high of 85°F t and a low of 79°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 13.1mph km/h (with gusts up to 21.1mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (82°F)27°C (81°F)29°C (85°F)26°C (79°F)28°C (82°F)28°C (83°F)28°C (83°F)
Perceived temperature31°C (89°F)31°C (87°F)30°C (86°F)33°C (91°F)28°C (82°F)29°C (85°F)31°C (88°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%73%78%67%65%65%69%73%
Barometric pressure1019 hPa1018 hPa1018 hPa1019 hPa1018 hPa1017 hPa1018 hPa1017 hPa
Cloud cover10%11%27%14%5%4%5%9%
Heat index31°C (89°F)31°C (87°F)30°C (86°F)33°C (91°F)28°C (82°F)29°C (85°F)31°C (88°F)32°C (89°F)
Dew point23°C (73°F)22°C (72°F)23°C (73°F)23°C (73°F)19°C (66°F)20°C (68°F)22°C (71°F)23°C (73°F)
Wind
Speed7km/h (4mph)5km/h (3mph)12km/h (7mph)12km/h (8mph)21km/h (13mph)18km/h (11mph)16km/h (10mph)12km/h (7mph)
Gusts10km/h (6mph)8km/h (5mph)16km/h (10mph)16km/h (10mph)24km/h (15mph)34km/h (21mph)26km/h (16mph)17km/h (11mph)
Direction 156°
SSE
66°
ENE
74°
ENE
105°
ESE
150°
SSE
167°
SSE
175°
S
178°
S
Wind chill28°C (83°F)28°C (82°F)27°C (81°F)29°C (85°F)26°C (79°F)28°C (82°F)28°C (83°F)28°C (83°F)
Waves
Height0.4m (1.2ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.3ft)0.5m (1.8ft)0.5m (1.5ft)0.4m (1.2ft)0.3m (1.1ft)
Direction 153°
SSE
153°
SSE
153°
SSE
152°
SSE
149°
SSE
152°
SSE
152°
SSE
151°
SSE
Period6.4 sec.6.2 sec.6.1 sec.6.1 sec.6.1 sec.6.1 sec.6.1 sec.5.9 sec.
Significant height0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.9m (3ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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