Sea weather in Cayenne in French Guyana All the beach weather in Cayenne

All the essential weather information for enjoying the beach in Cayenne in French Guyana, 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 Cayenne over the next 7 days?

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

Date Outside temp. Our opinion
Wednesday 3 June 202681°F to 83°Fdiscouraged
Thursday 4 June 202681°F to 83°Fdiscouraged
Friday 5 June 202679°F to 81°Fdiscouraged
Saturday 6 June 202679°F to 81°Frecommended
Sunday 7 June 202679°F to 81°Fdiscouraged
Monday 8 June 202679°F to 81°Fdiscouraged
Tuesday 9 June 202676°F to 81°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Cayenne

Sea weather on Wednesday 3 June 2026

On Wednesday 3 June 2026, the sun will rise at 06:15 and will set at 18:39 on the beach(es) of Cayenne. 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 14.3mph km/h (with gusts up to 19.9mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Perceived temperature31°C (87°F)30°C (87°F)31°C (87°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (88°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%80%80%81%80%79%80%81%
Barometric pressure1015 hPa1013 hPa1014 hPa1016 hPa1015 hPa1013 hPa1013 hPa1015 hPa
Cloud cover98%83%56%76%63%69%62%76%
Heat index31°C (87°F)30°C (87°F)31°C (87°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (88°F)31°C (87°F)
Dew point24°C (74°F)23°C (74°F)23°C (74°F)24°C (75°F)23°C (74°F)23°C (74°F)24°C (75°F)24°C (75°F)
Wind
Speed22km/h (14mph)23km/h (15mph)19km/h (12mph)22km/h (13mph)19km/h (12mph)20km/h (12mph)21km/h (13mph)23km/h (14mph)
Gusts30km/h (19mph)31km/h (19mph)27km/h (17mph)29km/h (18mph)29km/h (18mph)30km/h (19mph)30km/h (18mph)32km/h (20mph)
Direction 90°
E
86°
E
93°
E
103°
ESE
102°
ESE
96°
E
88°
E
85°
E
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Waves
Height0.9m (3.1ft)0.9m (3.0ft)0.9m (2.9ft)0.9m (3.0ft)0.9m (2.9ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.7ft)
Direction 39°
NE
39°
NE
39°
NE
39°
NE
38°
NE
38°
NE
38°
NE
39°
NE
Period12.1 sec.8.5 sec.8.6 sec.8.7 sec.8.8 sec.8.9 sec.8.9 sec.8.9 sec.
Significant height0.8m (2.6ft)1.4m (4.6ft)1.4m (4.6ft)1.5m (4.9ft)1.4m (4.6ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Thursday 4 June 2026

On Thursday 4 June 2026, the sun will rise at 06:15 and will set at 18:39 on the beach(es) of Cayenne. 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 13.7mph km/h (with gusts up to 19.3mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)
Perceived temperature31°C (88°F)31°C (88°F)30°C (87°F)31°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%80%81%80%80%80%79%82%
Barometric pressure1015 hPa1013 hPa1014 hPa1016 hPa1015 hPa1013 hPa1013 hPa1015 hPa
Cloud cover63%53%50%71%66%41%21%75%
Heat index31°C (88°F)31°C (88°F)30°C (87°F)31°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)30°C (86°F)
Dew point24°C (75°F)24°C (74°F)24°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)24°C (74°F)
Wind
Speed22km/h (14mph)22km/h (14mph)21km/h (13mph)19km/h (12mph)19km/h (12mph)18km/h (11mph)20km/h (12mph)22km/h (14mph)
Gusts30km/h (19mph)30km/h (19mph)30km/h (18mph)29km/h (18mph)28km/h (17mph)26km/h (16mph)28km/h (17mph)31km/h (19mph)
Direction 94°
E
101°
E
99°
E
107°
ESE
104°
ESE
91°
E
83°
E
78°
ENE
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)
Waves
Height0.8m (2.7ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.7ft)
Direction 39°
NE
39°
NE
39°
NE
39°
NE
39°
NE
39°
NE
39°
NE
39°
NE
Period8.9 sec.8.8 sec.8.8 sec.8.8 sec.8.8 sec.11.1 sec.13.0 sec.12.6 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)0.9m (3ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Friday 5 June 2026

On Friday 5 June 2026, the sun will rise at 06:15 and will set at 18:39 on the beach(es) of Cayenne. The outside temperature will be a high of 81°F t and a low of 79°F. Precipitation is in the forecast (0.2in 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 13.1mph km/h (with gusts up to 22.4mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)26°C (79°F)27°C (80°F)27°C (80°F)27°C (81°F)
Perceived temperature30°C (86°F)30°C (87°F)30°C (86°F)31°C (87°F)29°C (83°F)29°C (85°F)30°C (85°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%82%82%80%82%77%76%77%
Barometric pressure1015 hPa1013 hPa1013 hPa1015 hPa1014 hPa1012 hPa1012 hPa1013 hPa
Cloud cover33%59%51%48%30%69%29%49%
Heat index30°C (86°F)30°C (87°F)30°C (86°F)31°C (87°F)29°C (83°F)29°C (85°F)30°C (85°F)30°C (86°F)
Dew point24°C (75°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (72°F)23°C (73°F)
Wind
Speed19km/h (12mph)21km/h (13mph)18km/h (11mph)19km/h (12mph)16km/h (10mph)17km/h (11mph)18km/h (11mph)21km/h (13mph)
Gusts33km/h (20mph)27km/h (17mph)31km/h (19mph)36km/h (23mph)26km/h (16mph)31km/h (19mph)26km/h (16mph)31km/h (19mph)
Direction 73°
ENE
70°
ENE
74°
ENE
75°
ENE
88°
E
87°
E
82°
E
77°
ENE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)26°C (79°F)27°C (80°F)27°C (80°F)27°C (81°F)
Waves
Height0.8m (2.8ft)0.9m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.5ft)0.8m (2.7ft)0.9m (2.9ft)
Direction 40°
NE
40°
NE
40°
NE
40°
NE
40°
NE
39°
NE
40°
NE
39°
NE
Period12.6 sec.12.0 sec.11.8 sec.11.7 sec.11.3 sec.11.1 sec.11.1 sec.11.0 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Saturday 6 June 2026

On Saturday 6 June 2026, the sun will rise at 06:16 and will set at 18:39 on the beach(es) of Cayenne. The outside temperature will be a high of 81°F t and a low of 79°F. Precipitation is in the forecast (0.2in 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 11.8mph km/h (with gusts up to 16.8mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (87°F)31°C (87°F)30°C (86°F)30°C (85°F)29°C (84°F)29°C (85°F)30°C (86°F)30°C (87°F)
Precipitation0in0in0.1in0.1in0in0in0in0in
Humidity79%79%79%81%78%77%76%79%
Barometric pressure1014 hPa1012 hPa1012 hPa1014 hPa1013 hPa1011 hPa1010 hPa1013 hPa
Cloud cover71%68%45%56%49%90%47%70%
Heat index30°C (87°F)31°C (87°F)30°C (86°F)30°C (85°F)29°C (84°F)29°C (85°F)30°C (86°F)30°C (87°F)
Dew point23°C (74°F)23°C (74°F)23°C (73°F)23°C (74°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (74°F)
Wind
Speed19km/h (12mph)18km/h (11mph)17km/h (10mph)15km/h (10mph)16km/h (10mph)15km/h (9mph)15km/h (9mph)19km/h (12mph)
Gusts25km/h (16mph)25km/h (15mph)23km/h (14mph)27km/h (17mph)26km/h (16mph)27km/h (17mph)21km/h (13mph)26km/h (16mph)
Direction 73°
ENE
77°
ENE
81°
E
102°
ESE
113°
ESE
96°
E
64°
ENE
65°
ENE
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (81°F)
Waves
Height0.9m (3.1ft)0.9m (3.1ft)0.9m (2.9ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)
Direction 38°
NE
39°
NE
39°
NE
39°
NE
39°
NE
40°
NE
40°
NE
41°
NE
Period10.8 sec.8.0 sec.8.1 sec.8.3 sec.8.2 sec.8.1 sec.8.0 sec.8.0 sec.
Significant height0.6m (2ft)0.4m (1.3ft)1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.5m (4.9ft)0.5m (1.6ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Sunday 7 June 2026

On Sunday 7 June 2026, the sun will rise at 06:16 and will set at 18:40 on the beach(es) of Cayenne. The outside temperature will be a high of 81°F t and a low of 79°F. Precipitation is in the forecast (0.2in 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 14.9mph km/h (with gusts up to 25.5mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)26°C (79°F)26°C (80°F)27°C (80°F)27°C (81°F)
Perceived temperature31°C (87°F)30°C (87°F)30°C (87°F)31°C (87°F)29°C (84°F)29°C (85°F)30°C (86°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%79%79%78%80%82%81%81%
Barometric pressure1013 hPa1011 hPa1012 hPa1013 hPa1013 hPa1011 hPa1010 hPa1012 hPa
Cloud cover82%63%44%22%36%24%37%50%
Heat index31°C (87°F)30°C (87°F)30°C (87°F)31°C (87°F)29°C (84°F)29°C (85°F)30°C (86°F)31°C (87°F)
Dew point23°C (74°F)23°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)24°C (74°F)
Wind
Speed18km/h (11mph)15km/h (10mph)17km/h (11mph)18km/h (11mph)19km/h (12mph)20km/h (12mph)23km/h (14mph)24km/h (15mph)
Gusts24km/h (15mph)21km/h (13mph)24km/h (15mph)25km/h (16mph)31km/h (19mph)37km/h (23mph)33km/h (21mph)41km/h (26mph)
Direction 77°
ENE
76°
ENE
87°
E
83°
E
90°
E
86°
E
65°
ENE
73°
ENE
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)26°C (79°F)26°C (80°F)27°C (80°F)27°C (81°F)
Waves
Height0.8m (2.5ft)0.8m (2.5ft)0.8m (2.5ft)0.8m (2.5ft)0.8m (2.6ft)0.9m (2.8ft)0.9m (3.1ft)1.0m (3.2ft)
Direction 41°
NE
40°
NE
40°
NE
40°
NE
40°
NE
40°
NE
39°
NE
39°
NE
Period8.2 sec.8.2 sec.8.2 sec.8.2 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.
Significant height0.8m (2.6ft)1.1m (3.6ft)1.2m (3.9ft)1.1m (3.6ft)1.2m (3.9ft)1.3m (4.3ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Monday 8 June 2026

On Monday 8 June 2026, the sun will rise at 06:16 and will set at 18:40 on the beach(es) of Cayenne. The outside temperature will be a high of 81°F t and a low of 79°F. Precipitation is in the forecast (0.2in 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 19.3mph km/h (with gusts up to 27.3mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Perceived temperature31°C (87°F)29°C (85°F)30°C (85°F)30°C (86°F)30°C (85°F)30°C (85°F)30°C (87°F)30°C (87°F)
Precipitation0in0in0.1in0in0in0in0in0in
Humidity81%84%82%78%75%73%76%76%
Barometric pressure1013 hPa1012 hPa1012 hPa1014 hPa1014 hPa1012 hPa1012 hPa1014 hPa
Cloud cover76%98%99%99%69%68%62%43%
Heat index31°C (87°F)29°C (85°F)30°C (85°F)30°C (86°F)30°C (85°F)30°C (85°F)30°C (87°F)30°C (87°F)
Dew point24°C (74°F)23°C (74°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (71°F)23°C (73°F)23°C (73°F)
Wind
Speed26km/h (16mph)27km/h (17mph)29km/h (18mph)31km/h (19mph)30km/h (19mph)27km/h (17mph)27km/h (17mph)30km/h (19mph)
Gusts39km/h (24mph)32km/h (20mph)31km/h (19mph)32km/h (20mph)44km/h (28mph)39km/h (25mph)38km/h (23mph)41km/h (26mph)
Direction 76°
ENE
68°
ENE
66°
ENE
67°
ENE
66°
ENE
67°
ENE
64°
ENE
64°
ENE
Wind chill27°C (81°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Waves
Height1.0m (3.3ft)1.0m (3.4ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.5ft)1.1m (3.5ft)1.0m (3.4ft)1.0m (3.4ft)
Direction 40°
NE
40°
NE
40°
NE
40°
NE
40°
NE
40°
NE
40°
NE
40°
NE
Period8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Tuesday 9 June 2026

On Tuesday 9 June 2026, the sun will rise at 06:16 and will set at 18:40 on the beach(es) of Cayenne. The outside temperature will be a high of 81°F t and a low of 76°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 19.3mph km/h (with gusts up to 28.6mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)25°C (77°F)24°C (76°F)25°C (77°F)26°C (79°F)
Perceived temperature30°C (86°F)30°C (86°F)30°C (86°F)30°C (86°F)28°C (82°F)27°C (80°F)27°C (81°F)29°C (84°F)
Precipitation0in0in0in0.1in0.2in0.1in0in0in
Humidity78%80%78%81%89%91%87%82%
Barometric pressure1015 hPa1012 hPa1013 hPa1014 hPa1015 hPa1013 hPa1012 hPa1014 hPa
Cloud cover58%100%100%88%100%82%100%61%
Heat index30°C (86°F)30°C (86°F)30°C (86°F)30°C (86°F)28°C (82°F)27°C (80°F)27°C (81°F)29°C (84°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed30km/h (18mph)28km/h (18mph)31km/h (19mph)29km/h (18mph)24km/h (15mph)12km/h (7mph)1km/h (1mph)12km/h (8mph)
Gusts42km/h (26mph)32km/h (20mph)46km/h (28mph)34km/h (21mph)29km/h (18mph)25km/h (16mph)2km/h (1mph)17km/h (11mph)
Direction 66°
ENE
61°
ENE
60°
ENE
68°
ENE
114°
ESE
142°
SE
45°
NE
35°
NE
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)25°C (77°F)24°C (76°F)25°C (77°F)26°C (79°F)
Waves
Height1.0m (3.3ft)1.0m (3.3ft)1.0m (3.2ft)1.0m (3.4ft)1.0m (3.1ft)0.9m (3.1ft)0.9m (2.9ft)0.9m (2.9ft)
Direction 40°
NE
40°
NE
40°
NE
40°
NE
39°
NE
38°
NE
38°
NE
37°
NE
Period8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.8.1 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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