Sea weather in Gustavia in Saint-Barthelemy All the beach weather in Gustavia

All the essential weather information for enjoying the beach in Gustavia in Saint-Barthelemy, 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 Gustavia over the next 7 days?

Discover the best moment to go to the beach in Gustavia in Saint-Barthelemy this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Gustavia. 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 September 202181°F to 83°Fdiscouraged
Sunday 19 September 202181°F to 83°Fdiscouraged
Monday 20 September 202183°F to 83°Fdiscouraged
Tuesday 21 September 202183°F to 83°Fdiscouraged
Wednesday 22 September 202176°F to 83°Fdiscouraged
Thursday 23 September 202181°F to 83°Fdiscouraged
Friday 24 September 202181°F to 83°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Gustavia

Sea weather on Saturday 18 September 2021

On Saturday 18 September 2021, the sun will rise at 06:00 and will set at 18:11 on the beach(es) of Gustavia. The outside temperature will be a high of 83°F t and a low of 81°F. Precipitation is in the forecast (0.4in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 17.4mph km/h (with gusts up to 30.5mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)27°C (81°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)
Perceived temperature31°C (87°F)30°C (86°F)31°C (88°F)30°C (86°F)30°C (87°F)30°C (87°F)31°C (87°F)31°C (87°F)
Precipitation0in0in0in0in0in0.1in0.1in0in
Humidity71%74%73%73%73%74%70%75%
Barometric pressure1014 hPa1013 hPa1015 hPa1015 hPa1013 hPa1013 hPa1014 hPa1014 hPa
Cloud cover39%77%58%54%54%82%75%56%
Heat index31°C (87°F)30°C (86°F)31°C (88°F)30°C (86°F)30°C (87°F)30°C (87°F)31°C (87°F)31°C (87°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)23°C (73°F)
Wind
Speed27km/h (17mph)26km/h (16mph)23km/h (14mph)25km/h (15mph)23km/h (14mph)22km/h (14mph)18km/h (11mph)28km/h (17mph)
Gusts49km/h (30mph)29km/h (18mph)24km/h (15mph)30km/h (19mph)27km/h (17mph)33km/h (20mph)35km/h (22mph)30km/h (19mph)
Direction 71°
ENE
77°
ENE
87°
E
49°
NE
101°
E
74°
ENE
77°
ENE
58°
ENE
Wind chill28°C (82°F)27°C (81°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)
Waves
Height1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
Direction 80°
E
80°
E
80°
E
340°
NNW
30°
NNE
40°
NE
20°
NNE
80°
E
Period8.6 sec.8.4 sec.8.4 sec.11.8 sec.8.1 sec.7.8 sec.5.6 sec.8.1 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)1.0m (3.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather on Sunday 19 September 2021

On Sunday 19 September 2021, the sun will rise at 06:00 and will set at 18:10 on the beach(es) of Gustavia. The outside temperature will be a high of 83°F t and a low of 81°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 17.4mph km/h (with gusts up to 26.1mph). Wave height will be up to 3.6ft 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)27°C (81°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)
Perceived temperature31°C (88°F)31°C (88°F)31°C (88°F)30°C (86°F)31°C (87°F)32°C (89°F)32°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0.1in
Humidity73%75%75%73%76%77%80%79%
Barometric pressure1012 hPa1012 hPa1013 hPa1014 hPa1011 hPa1011 hPa1012 hPa1013 hPa
Cloud cover43%60%70%33%70%60%35%61%
Heat index31°C (88°F)31°C (88°F)31°C (88°F)30°C (86°F)31°C (87°F)32°C (89°F)32°C (89°F)32°C (89°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)22°C (71°F)23°C (73°F)23°C (74°F)24°C (75°F)24°C (75°F)
Wind
Speed25km/h (16mph)21km/h (13mph)26km/h (16mph)23km/h (14mph)28km/h (17mph)22km/h (14mph)20km/h (12mph)20km/h (13mph)
Gusts32km/h (20mph)31km/h (19mph)33km/h (21mph)30km/h (19mph)42km/h (26mph)27km/h (17mph)33km/h (21mph)37km/h (23mph)
Direction 65°
ENE
84°
E
84°
E
78°
ENE
65°
ENE
59°
ENE
47°
NE
43°
NE
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)
Waves
Height1.0m (3.3ft)0.9m (3.0ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
Direction 40°
NE
40°
NE
320°
NW
50°
NE
320°
NW
360°
N
20°
NNE
20°
NNE
Period7.5 sec.7.1 sec.14.0 sec.7.0 sec.13.8 sec.14.2 sec.6.2 sec.6.2 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.6m (2ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather on Monday 20 September 2021

On Monday 20 September 2021, the sun will rise at 06:00 and will set at 18:09 on the beach(es) of Gustavia. The outside temperature will be a high of 83°F t and a low of 83°F. Precipitation is in the forecast (0.4in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 17.4mph km/h (with gusts up to 22.4mph). Wave height will be up to 5.9ft 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)28°C (82°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (82°F)
Perceived temperature32°C (89°F)32°C (89°F)32°C (89°F)32°C (89°F)32°C (90°F)31°C (89°F)31°C (89°F)32°C (89°F)
Precipitation0.1in0in0.1in0in0in0in0.1in0in
Humidity80%79%78%77%76%78%76%79%
Barometric pressure1011 hPa1011 hPa1012 hPa1012 hPa1010 hPa1010 hPa1011 hPa1011 hPa
Cloud cover63%60%60%53%63%88%75%75%
Heat index32°C (89°F)32°C (89°F)32°C (89°F)32°C (89°F)32°C (90°F)31°C (89°F)31°C (89°F)32°C (89°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)23°C (74°F)24°C (74°F)24°C (74°F)23°C (74°F)24°C (75°F)
Wind
Speed27km/h (17mph)28km/h (17mph)27km/h (17mph)21km/h (13mph)20km/h (13mph)13km/h (8mph)4km/h (3mph)13km/h (8mph)
Gusts36km/h (22mph)33km/h (20mph)35km/h (22mph)35km/h (22mph)23km/h (14mph)15km/h (9mph)6km/h (4mph)29km/h (18mph)
Direction 55°
NE
57°
ENE
54°
NE
43°
NE
29°
NNE
18°
NNE
337°
NNW
215°
SW
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (82°F)
Waves
Height1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.3m (4.3ft)1.5m (4.9ft)1.6m (5.2ft)1.7m (5.6ft)1.8m (5.9ft)
Direction 80°
E
320°
NW
360°
N
60°
ENE
320°
NW
330°
NNW
330°
NNW
330°
NNW
Period12.8 sec.13.1 sec.13.0 sec.9.9 sec.9.6 sec.9.6 sec.9.2 sec.8.9 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.3m (1ft)0.1m (0.3ft)0.3m (1ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather on Tuesday 21 September 2021

On Tuesday 21 September 2021, the sun will rise at 06:01 and will set at 18:08 on the beach(es) of Gustavia. The outside temperature will be a high of 83°F t and a low of 83°F. Precipitation is in the forecast (0.3in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 22.4mph km/h (with gusts up to 33.6mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)28°C (82°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)
Perceived temperature32°C (90°F)31°C (88°F)32°C (89°F)31°C (87°F)31°C (88°F)32°C (89°F)32°C (89°F)31°C (88°F)
Precipitation0in0.1in0.1in0in0in0in0in0in
Humidity79%79%73%72%73%73%73%73%
Barometric pressure1010 hPa1011 hPa1013 hPa1014 hPa1013 hPa1012 hPa1013 hPa1014 hPa
Cloud cover67%70%64%79%77%29%51%57%
Heat index32°C (90°F)31°C (88°F)32°C (89°F)31°C (87°F)31°C (88°F)32°C (89°F)32°C (89°F)31°C (88°F)
Dew point24°C (75°F)24°C (74°F)23°C (74°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed21km/h (13mph)27km/h (17mph)36km/h (22mph)32km/h (20mph)29km/h (18mph)28km/h (17mph)28km/h (17mph)22km/h (14mph)
Gusts36km/h (23mph)39km/h (24mph)54km/h (34mph)41km/h (25mph)40km/h (25mph)31km/h (19mph)39km/h (24mph)31km/h (19mph)
Direction 218°
SW
197°
SSW
189°
S
179°
S
165°
SSE
155°
SSE
143°
SE
138°
SE
Wind chill28°C (82°F)28°C (82°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)
Waves
Height2.0m (6.6ft)1.9m (6.2ft)1.8m (5.9ft)1.7m (5.6ft)1.6m (5.2ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (3.9ft)
Direction 330°
NNW
330°
NNW
330°
NNW
320°
NW
330°
NNW
330°
NNW
330°
NNW
80°
E
Period10.0 sec.9.7 sec.9.2 sec.8.9 sec.8.5 sec.8.2 sec.8.2 sec.8.1 sec.
Significant height0.5m (1.6ft)0.7m (2.3ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather on Wednesday 22 September 2021

On Wednesday 22 September 2021, the sun will rise at 06:01 and will set at 18:08 on the beach(es) of Gustavia. The outside temperature will be a high of 83°F t and a low of 76°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 3.6ft 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)24°C (74°F)28°C (82°F)28°C (82°F)28°C (83°F)28°C (82°F)
Perceived temperature31°C (88°F)31°C (87°F)31°C (87°F)25°C (78°F)31°C (87°F)31°C (88°F)31°C (88°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%74%73%72%77%71%71%74%
Barometric pressure1012 hPa1012 hPa1014 hPa1014 hPa1012 hPa1012 hPa1013 hPa1013 hPa
Cloud cover63%69%19%8%44%85%6%25%
Heat index31°C (88°F)31°C (87°F)31°C (87°F)25°C (78°F)31°C (87°F)31°C (88°F)31°C (88°F)31°C (88°F)
Dew point23°C (73°F)23°C (73°F)22°C (72°F)18°C (65°F)23°C (74°F)22°C (72°F)22°C (72°F)23°C (73°F)
Wind
Speed25km/h (15mph)24km/h (15mph)26km/h (16mph)23km/h (14mph)24km/h (15mph)22km/h (14mph)17km/h (11mph)18km/h (11mph)
Gusts27km/h (17mph)39km/h (24mph)36km/h (23mph)39km/h (24mph)26km/h (16mph)25km/h (16mph)19km/h (12mph)21km/h (13mph)
Direction 111°
ESE
116°
ESE
113°
ESE
110°
ESE
109°
ESE
112°
ESE
112°
ESE
101°
ESE
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)24°C (74°F)28°C (82°F)28°C (82°F)28°C (83°F)28°C (82°F)
Waves
Height1.1m (3.6ft)1.1m (3.6ft)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 340°
NNW
350°
N
30°
NNE
40°
NE
310°
NW
310°
NW
40°
NE
40°
NE
Period8.0 sec.7.9 sec.7.5 sec.7.4 sec.10.8 sec.10.6 sec.7.4 sec.7.4 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)1.1m (3.6ft)1.1m (3.6ft)0.7m (2.3ft)0.6m (2ft)0.9m (3ft)0.9m (3ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather on Thursday 23 September 2021

On Thursday 23 September 2021, the sun will rise at 06:01 and will set at 18:07 on the beach(es) of Gustavia. The outside temperature will be a high of 83°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 16.2mph km/h (with gusts up to 17.4mph). Wave height will be up to 4.6ft 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)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)
Perceived temperature31°C (88°F)31°C (88°F)31°C (89°F)30°C (86°F)31°C (89°F)32°C (89°F)32°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%76%76%74%76%74%76%79%
Barometric pressure1011 hPa1012 hPa1013 hPa1014 hPa1012 hPa1012 hPa1014 hPa1014 hPa
Cloud cover29%40%62%77%60%50%47%83%
Heat index31°C (88°F)31°C (88°F)31°C (89°F)30°C (86°F)31°C (89°F)32°C (89°F)32°C (89°F)32°C (89°F)
Dew point23°C (73°F)23°C (74°F)23°C (74°F)22°C (72°F)23°C (74°F)23°C (74°F)24°C (74°F)24°C (74°F)
Wind
Speed18km/h (11mph)17km/h (11mph)17km/h (11mph)18km/h (11mph)19km/h (12mph)19km/h (12mph)24km/h (15mph)26km/h (16mph)
Gusts21km/h (13mph)19km/h (12mph)25km/h (16mph)28km/h (18mph)25km/h (16mph)26km/h (16mph)25km/h (15mph)28km/h (17mph)
Direction 101°
E
109°
ESE
116°
ESE
100°
E
93°
E
107°
ESE
109°
ESE
103°
ESE
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)
Waves
Height1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.3m (4.3ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.6ft)
Direction 40°
NE
40°
NE
40°
NE
30°
NNE
320°
NW
320°
NW
320°
NW
320°
NW
Period7.5 sec.7.4 sec.7.3 sec.7.0 sec.13.1 sec.12.6 sec.12.7 sec.12.2 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)1.3m (4.3ft)1.1m (3.6ft)1.2m (3.9ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather on Friday 24 September 2021

On Friday 24 September 2021, the sun will rise at 06:01 and will set at 18:06 on the beach(es) of Gustavia. The outside temperature will be a high of 83°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 17.4mph km/h (with gusts up to 20.5mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)28°C (82°F)28°C (83°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)
Perceived temperature32°C (89°F)32°C (89°F)32°C (89°F)30°C (86°F)32°C (89°F)32°C (89°F)32°C (89°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%79%73%74%77%73%71%73%
Barometric pressure1013 hPa1014 hPa1015 hPa1016 hPa1014 hPa1014 hPa1016 hPa1016 hPa
Cloud cover84%55%72%27%65%34%4%16%
Heat index32°C (89°F)32°C (89°F)32°C (89°F)30°C (86°F)32°C (89°F)32°C (89°F)32°C (89°F)31°C (88°F)
Dew point24°C (74°F)24°C (74°F)23°C (73°F)22°C (72°F)24°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed24km/h (15mph)28km/h (17mph)24km/h (15mph)25km/h (15mph)27km/h (17mph)23km/h (14mph)21km/h (13mph)23km/h (14mph)
Gusts25km/h (16mph)30km/h (19mph)30km/h (19mph)31km/h (19mph)30km/h (18mph)30km/h (19mph)32km/h (20mph)33km/h (20mph)
Direction 107°
ESE
107°
ESE
114°
ESE
107°
ESE
101°
E
107°
ESE
109°
ESE
105°
ESE
Wind chill28°C (82°F)28°C (82°F)28°C (83°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)
Waves
Height1.4m (4.6ft)1.4m (4.6ft)1.5m (4.9ft)1.5m (4.9ft)1.5m (4.9ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)
Direction 320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
360°
N
Period12.2 sec.12.9 sec.12.9 sec.12.8 sec.12.7 sec.12.2 sec.12.0 sec.12.0 sec.
Significant height1.1m (3.6ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units