Sea weather in Pecan Island in Louisiana All the beach weather in Pecan Island

All the essential weather information for enjoying the beach in Pecan Island 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 Pecan Island over the next 7 days?

Discover the best moment to go to the beach in Pecan Island in Louisiana this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Pecan Island. 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 202540°F to 67°Fnot recommended
Monday 15 December 202538°F to 50°Fdiscouraged
Tuesday 16 December 202550°F to 61°Frecommended
Wednesday 17 December 202561°F to 63°Frecommended
Thursday 18 December 202563°F to 68°Frecommended
Friday 19 December 202558°F to 67°Fdiscouraged
Saturday 20 December 202563°F to 67°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Pecan Island

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 06:55 and will set at 17:11 on the beach(es) of Pecan Island. The outside temperature will be a high of 67°F t and a low of 40°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 34.8mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (65°F)18°C (65°F)17°C (63°F)11°C (52°F)9°C (48°F)9°C (48°F)5°C (40°F)6°C (43°F)
Perceived temperature19°C (65°F)18°C (65°F)17°C (63°F)7°C (44°F)4°C (39°F)5°C (40°F)-1°C (30°F)1°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity90%92%95%88%77%59%55%56%
Barometric pressure1019 hPa1020 hPa1022 hPa1027 hPa1028 hPa1028 hPa1030 hPa1031 hPa
Cloud cover55%67%100%100%25%4%0%0%
Heat index19°C (65°F)18°C (65°F)17°C (63°F)11°C (52°F)9°C (48°F)9°C (48°F)5°C (40°F)6°C (43°F)
Dew point17°C (62°F)17°C (63°F)17°C (62°F)9°C (48°F)5°C (41°F)1°C (35°F)-4°C (25°F)-2°C (28°F)
Wind
Speed8km/h (5mph)3km/h (2mph)28km/h (17mph)47km/h (29mph)46km/h (28mph)41km/h (25mph)40km/h (25mph)38km/h (24mph)
Gusts17km/h (10mph)6km/h (4mph)42km/h (26mph)56km/h (35mph)56km/h (35mph)44km/h (27mph)40km/h (25mph)45km/h (28mph)
Direction 159°
SSE
320°
NW

N
11°
N
16°
NNE
16°
NNE
19°
NNE
28°
NNE
Wind chill19°C (65°F)18°C (65°F)17°C (63°F)7°C (44°F)4°C (39°F)5°C (40°F)-1°C (30°F)1°C (33°F)
Waves
Height0.2m (0.5ft)0.1m (0.4ft)0.4m (1.3ft)0.6m (1.9ft)0.6m (1.9ft)0.5m (1.8ft)0.6m (1.8ft)0.5m (1.8ft)
Direction 157°
SSE
164°
SSE

N
10°
N
15°
NNE
15°
NNE
22°
NNE
32°
NNE
Period0.1 sec.4.5 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.3m (1ft)0.2m (0.7ft)1.3m (4.3ft)1.9m (6.2ft)1.7m (5.6ft)1.5m (4.9ft)1.6m (5.2ft)1.5m (4.9ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:56 and will set at 17:11 on the beach(es) of Pecan Island. The outside temperature will be a high of 50°F t and a low of 38°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 19.3mph km/h (with gusts up to 23mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (41°F)4°C (39°F)3°C (38°F)4°C (39°F)5°C (40°F)6°C (43°F)6°C (42°F)10°C (50°F)
Perceived temperature-0°C (31°F)-1°C (30°F)-2°C (29°F)-1°C (31°F)1°C (34°F)5°C (40°F)4°C (39°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity57%58%59%54%43%34%36%43%
Barometric pressure1031 hPa1031 hPa1032 hPa1032 hPa1029 hPa1027 hPa1027 hPa1026 hPa
Cloud cover0%0%0%0%0%0%0%32%
Heat index5°C (41°F)4°C (39°F)3°C (38°F)4°C (39°F)5°C (40°F)6°C (43°F)6°C (42°F)10°C (50°F)
Dew point-3°C (27°F)-4°C (25°F)-4°C (25°F)-5°C (24°F)-7°C (20°F)-9°C (17°F)-8°C (17°F)-2°C (28°F)
Wind
Speed31km/h (19mph)27km/h (17mph)23km/h (14mph)21km/h (13mph)18km/h (11mph)7km/h (4mph)9km/h (5mph)13km/h (8mph)
Gusts37km/h (23mph)32km/h (20mph)28km/h (17mph)25km/h (16mph)32km/h (20mph)15km/h (9mph)18km/h (11mph)19km/h (12mph)
Direction 35°
NE
36°
NE
37°
NE
37°
NE
47°
NE
49°
NE
52°
NE
92°
E
Wind chill-0°C (31°F)-1°C (30°F)-2°C (29°F)-1°C (31°F)1°C (34°F)5°C (40°F)4°C (39°F)8°C (47°F)
Waves
Height0.5m (1.5ft)0.4m (1.3ft)0.3m (1.0ft)0.3m (1.0ft)0.2m (0.7ft)0.1m (0.4ft)0.2m (0.6ft)0.1m (0.4ft)
Direction 42°
NE
45°
NE
44°
NE
46°
NE
50°
NE
56°
ENE
68°
ENE
86°
E
Period4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height1.2m (3.9ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:56 and will set at 17:12 on the beach(es) of Pecan Island. The outside temperature will be a high of 61°F t and a low of 50°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 16.8mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (50°F)10°C (50°F)11°C (52°F)12°C (53°F)13°C (56°F)14°C (58°F)16°C (60°F)
Perceived temperature8°C (47°F)8°C (47°F)8°C (47°F)9°C (49°F)11°C (51°F)12°C (54°F)14°C (56°F)16°C (60°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity51%54%59%76%82%79%79%82%
Barometric pressure1025 hPa1024 hPa1024 hPa1024 hPa1023 hPa1020 hPa1020 hPa1020 hPa
Cloud cover100%30%17%30%34%32%33%35%
Heat index10°C (50°F)10°C (50°F)10°C (50°F)11°C (52°F)12°C (53°F)13°C (56°F)14°C (58°F)16°C (60°F)
Dew point0°C (33°F)1°C (34°F)2°C (36°F)7°C (44°F)9°C (48°F)10°C (50°F)11°C (52°F)12°C (54°F)
Wind
Speed14km/h (9mph)14km/h (9mph)13km/h (8mph)13km/h (8mph)11km/h (7mph)11km/h (7mph)13km/h (8mph)18km/h (11mph)
Gusts20km/h (13mph)20km/h (13mph)19km/h (12mph)18km/h (11mph)15km/h (10mph)17km/h (10mph)22km/h (14mph)27km/h (17mph)
Direction 110°
ESE
109°
ESE
98°
E
107°
ESE
97°
E
96°
E
116°
ESE
113°
ESE
Wind chill8°C (47°F)8°C (47°F)8°C (47°F)9°C (49°F)11°C (51°F)12°C (54°F)14°C (56°F)16°C (60°F)
Waves
Height0.1m (0.5ft)0.1m (0.5ft)0.2m (0.5ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.8ft)0.3m (1.0ft)
Direction 110°
ESE
117°
ESE
109°
ESE
101°
E
115°
ESE
118°
ESE
120°
ESE
120°
ESE
Period4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:57 and will set at 17:12 on the beach(es) of Pecan Island. The outside temperature will be a high of 63°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 12.4mph km/h (with gusts up to 23mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature16°C (60°F)16°C (61°F)16°C (61°F)16°C (61°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)
Perceived temperature16°C (60°F)16°C (61°F)16°C (61°F)16°C (61°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%89%93%93%91%89%92%95%
Barometric pressure1019 hPa1018 hPa1018 hPa1019 hPa1018 hPa1015 hPa1015 hPa1016 hPa
Cloud cover59%70%85%100%81%40%24%32%
Heat index16°C (60°F)16°C (61°F)16°C (61°F)16°C (61°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)
Dew point14°C (56°F)14°C (57°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (60°F)16°C (61°F)
Wind
Speed16km/h (10mph)14km/h (9mph)17km/h (10mph)17km/h (11mph)14km/h (9mph)18km/h (11mph)20km/h (12mph)19km/h (12mph)
Gusts25km/h (16mph)25km/h (15mph)29km/h (18mph)30km/h (19mph)24km/h (15mph)33km/h (20mph)23km/h (14mph)37km/h (23mph)
Direction 105°
ESE
103°
ESE
93°
E
88°
E
84°
E
107°
ESE
102°
ESE
104°
ESE
Wind chill16°C (60°F)16°C (61°F)16°C (61°F)16°C (61°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)
Waves
Height0.2m (0.8ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.8ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.8ft)
Direction 120°
ESE
120°
ESE
127°
SE
122°
ESE
125°
SE
133°
SE
135°
SE
145°
SE
Period4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:57 and will set at 17:13 on the beach(es) of Pecan Island. The outside temperature will be a high of 68°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 21.8mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)18°C (65°F)19°C (65°F)19°C (67°F)20°C (68°F)19°C (67°F)18°C (64°F)19°C (65°F)
Perceived temperature17°C (63°F)18°C (65°F)19°C (65°F)19°C (67°F)20°C (68°F)19°C (67°F)18°C (64°F)19°C (65°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity96%94%95%90%88%86%92%96%
Barometric pressure1015 hPa1013 hPa1013 hPa1014 hPa1013 hPa1013 hPa1014 hPa1016 hPa
Cloud cover35%57%24%32%63%8%8%20%
Heat index17°C (63°F)18°C (65°F)19°C (65°F)19°C (67°F)20°C (68°F)19°C (67°F)18°C (64°F)19°C (65°F)
Dew point17°C (62°F)17°C (63°F)18°C (64°F)18°C (64°F)18°C (64°F)17°C (62°F)17°C (62°F)18°C (64°F)
Wind
Speed14km/h (9mph)13km/h (8mph)13km/h (8mph)17km/h (11mph)18km/h (11mph)16km/h (10mph)15km/h (9mph)11km/h (7mph)
Gusts29km/h (18mph)28km/h (17mph)26km/h (16mph)35km/h (22mph)20km/h (12mph)34km/h (21mph)31km/h (19mph)23km/h (15mph)
Direction 128°
SE
177°
S
193°
SSW
187°
S
199°
SSW
219°
SW
241°
WSW
266°
W
Wind chill17°C (63°F)18°C (65°F)19°C (65°F)19°C (67°F)20°C (68°F)19°C (67°F)18°C (64°F)19°C (65°F)
Waves
Height0.3m (1.0ft)0.3m (1.1ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.0ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)
Direction 140°
SE
148°
SSE
155°
SSE
168°
SSE
188°
S
203°
SSW
233°
SW
259°
W
Period4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.5.1 sec.5.1 sec.5.1 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:58 and will set at 17:13 on the beach(es) of Pecan Island. The outside temperature will be a high of 67°F t and a low of 58°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 24.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)17°C (63°F)15°C (58°F)14°C (58°F)16°C (60°F)17°C (62°F)16°C (60°F)17°C (62°F)
Perceived temperature19°C (66°F)17°C (63°F)13°C (55°F)12°C (54°F)16°C (60°F)17°C (62°F)16°C (60°F)17°C (62°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%73%72%64%51%52%55%70%
Barometric pressure1017 hPa1018 hPa1020 hPa1022 hPa1021 hPa1019 hPa1019 hPa1020 hPa
Cloud cover73%12%11%6%6%8%5%4%
Heat index19°C (66°F)17°C (63°F)15°C (58°F)14°C (58°F)16°C (60°F)17°C (62°F)16°C (60°F)17°C (62°F)
Dew point18°C (64°F)12°C (54°F)10°C (49°F)8°C (46°F)6°C (42°F)7°C (44°F)7°C (44°F)11°C (52°F)
Wind
Speed19km/h (12mph)25km/h (15mph)26km/h (16mph)25km/h (16mph)16km/h (10mph)6km/h (4mph)7km/h (4mph)15km/h (9mph)
Gusts35km/h (22mph)39km/h (24mph)37km/h (23mph)34km/h (21mph)26km/h (16mph)11km/h (7mph)14km/h (9mph)26km/h (16mph)
Direction 338°
NNW
13°
NNE
28°
NNE
42°
NE
58°
ENE
87°
E
96°
E
135°
SE
Wind chill19°C (66°F)17°C (63°F)13°C (55°F)12°C (54°F)16°C (60°F)17°C (62°F)16°C (60°F)17°C (62°F)
Waves
Height0.5m (1.7ft)0.5m (1.6ft)0.4m (1.4ft)0.4m (1.2ft)0.3m (0.9ft)0.1m (0.4ft)0.5m (1.7ft)0.2m (0.5ft)
Direction 15°
NNE
31°
NNE
41°
NE
58°
ENE
67°
ENE
78°
ENE
166°
SSE
113°
ESE
Period4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.
Significant height1.6m (5.2ft)1.3m (4.3ft)1.0m (3.3ft)1.0m (3.3ft)0.6m (2ft)0.3m (1ft)0.2m (0.7ft)0.5m (1.6ft)
Sea water temperature
Water temperature15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 06:59 and will set at 17:14 on the beach(es) of Pecan Island. 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 14.3mph km/h (with gusts up to 24.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (62°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (66°F)19°C (66°F)19°C (65°F)19°C (67°F)
Perceived temperature17°C (62°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (66°F)19°C (66°F)19°C (65°F)19°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%88%91%90%87%89%95%94%
Barometric pressure1019 hPa1018 hPa1017 hPa1018 hPa1016 hPa1015 hPa1015 hPa1015 hPa
Cloud cover6%81%84%20%53%86%42%77%
Heat index17°C (62°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (66°F)19°C (66°F)19°C (65°F)19°C (67°F)
Dew point14°C (57°F)15°C (59°F)16°C (60°F)16°C (62°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (65°F)
Wind
Speed22km/h (13mph)23km/h (14mph)20km/h (12mph)18km/h (11mph)18km/h (11mph)22km/h (13mph)21km/h (13mph)20km/h (13mph)
Gusts34km/h (21mph)39km/h (24mph)21km/h (13mph)22km/h (14mph)21km/h (13mph)26km/h (16mph)23km/h (14mph)21km/h (13mph)
Direction 128°
SE
121°
ESE
123°
ESE
134°
SE
158°
SSE
163°
SSE
164°
SSE
166°
SSE
Wind chill17°C (62°F)17°C (62°F)17°C (63°F)18°C (65°F)19°C (66°F)19°C (66°F)19°C (65°F)19°C (67°F)
Waves
Height0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)
Direction 135°
SE
143°
SE
136°
SE
143°
SE
149°
SSE
157°
SSE
161°
SSE
188°
S
Period4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)15°C (59°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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