Sea weather in Coral Island (Koh Hey) in Phuket All the beach weather in Coral Island (Koh Hey)

All the essential weather information for enjoying the beach in Coral Island (Koh Hey) in Phuket, 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 Coral Island (Koh Hey) over the next 7 days?

Discover the best moment to go to the beach in Coral Island (Koh Hey) in Phuket this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Coral Island (Koh Hey). You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Friday 16 May 202583°F to 85°Fdiscouraged
Saturday 17 May 202583°F to 85°Fdiscouraged
Sunday 18 May 202585°F to 86°Frecommended
Monday 19 May 202585°F to 86°Frecommended
Tuesday 20 May 202585°F to 86°Frecommended
Wednesday 21 May 202579°F to 86°Frecommended
Thursday 22 May 202585°F to 86°Frecommended

Sea Weather: Your daily and hourly sea weather in Coral Island (Koh Hey)

Sea weather on Friday 16 May 2025

On Friday 16 May 2025, the sun will rise at 06:09 and will set at 18:37 on the beach(es) of Coral Island (Koh Hey). The outside temperature will be a high of 85°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 14.9mph km/h (with gusts up to 18.6mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (85°F)29°C (83°F)29°C (84°F)29°C (83°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (83°F)
Perceived temperature34°C (93°F)33°C (91°F)33°C (92°F)33°C (92°F)32°C (89°F)33°C (91°F)33°C (91°F)32°C (90°F)
Precipitation0in0.1in0in0.1in0.1in0in0in0in
Humidity74%74%72%78%78%77%79%78%
Barometric pressure1009 hPa1007 hPa1008 hPa1009 hPa1009 hPa1007 hPa1007 hPa1009 hPa
Cloud cover74%59%92%70%71%69%72%66%
Heat index34°C (93°F)33°C (91°F)33°C (92°F)33°C (92°F)32°C (89°F)33°C (91°F)33°C (91°F)32°C (90°F)
Dew point24°C (75°F)24°C (74°F)24°C (74°F)24°C (76°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (75°F)
Wind
Speed6km/h (4mph)9km/h (6mph)19km/h (12mph)22km/h (14mph)24km/h (15mph)19km/h (12mph)13km/h (8mph)11km/h (7mph)
Gusts8km/h (5mph)17km/h (11mph)23km/h (14mph)30km/h (19mph)30km/h (19mph)28km/h (17mph)18km/h (11mph)15km/h (9mph)
Direction 69°
ENE
130°
SE
146°
SE
154°
SSE
175°
S
198°
SSW
242°
WSW
282°
WNW
Wind chill29°C (85°F)29°C (83°F)29°C (84°F)29°C (83°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (83°F)
Waves
Height0.2m (0.7ft)0.2m (0.8ft)0.2m (0.8ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)
Direction 243°
WSW
243°
WSW
242°
WSW
241°
WSW
241°
WSW
241°
WSW
242°
WSW
241°
WSW
Period6.4 sec.6.5 sec.6.7 sec.6.8 sec.6.6 sec.6.6 sec.6.9 sec.6.6 sec.
Significant height0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)
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 on Saturday 17 May 2025

On Saturday 17 May 2025, the sun will rise at 06:09 and will set at 18:38 on the beach(es) of Coral Island (Koh Hey). The outside temperature will be a high of 85°F t and a low of 83°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 13.1mph km/h (with gusts up to 18.6mph). 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 (83°F)28°C (83°F)29°C (83°F)29°C (83°F)29°C (85°F)29°C (85°F)29°C (85°F)
Perceived temperature33°C (91°F)33°C (91°F)32°C (90°F)32°C (90°F)32°C (90°F)34°C (93°F)34°C (93°F)34°C (93°F)
Precipitation0.1in0in0.1in0in0in0in0in0in
Humidity79%78%76%73%72%72%73%74%
Barometric pressure1010 hPa1008 hPa1008 hPa1010 hPa1010 hPa1007 hPa1007 hPa1009 hPa
Cloud cover51%56%62%75%84%44%54%61%
Heat index33°C (91°F)33°C (91°F)32°C (90°F)32°C (90°F)32°C (90°F)34°C (93°F)34°C (93°F)34°C (93°F)
Dew point24°C (76°F)24°C (75°F)24°C (74°F)23°C (74°F)23°C (73°F)24°C (75°F)24°C (75°F)24°C (75°F)
Wind
Speed10km/h (6mph)10km/h (6mph)10km/h (6mph)9km/h (5mph)13km/h (8mph)21km/h (13mph)19km/h (12mph)18km/h (11mph)
Gusts15km/h (10mph)14km/h (9mph)19km/h (12mph)12km/h (8mph)20km/h (12mph)30km/h (18mph)27km/h (17mph)26km/h (16mph)
Direction 293°
WNW
292°
WNW
270°
W
253°
WSW
274°
W
270°
W
277°
W
286°
WNW
Wind chill28°C (83°F)28°C (83°F)28°C (83°F)29°C (83°F)29°C (83°F)29°C (85°F)29°C (85°F)29°C (85°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.1ft)0.4m (1.4ft)0.5m (1.6ft)
Direction 241°
WSW
238°
WSW
238°
WSW
238°
WSW
237°
WSW
238°
WSW
250°
WSW
254°
WSW
Period6.5 sec.6.7 sec.7.9 sec.7.1 sec.6.1 sec.8.5 sec.8.1 sec.7.9 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)
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 on Sunday 18 May 2025

On Sunday 18 May 2025, the sun will rise at 06:08 and will set at 18:38 on the beach(es) of Coral Island (Koh Hey). The outside temperature will be a high of 86°F t and a low of 85°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 17.4mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature30°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)
Perceived temperature35°C (94°F)34°C (93°F)34°C (92°F)34°C (93°F)33°C (92°F)34°C (93°F)34°C (93°F)34°C (93°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%74%73%72%71%72%71%71%
Barometric pressure1010 hPa1008 hPa1009 hPa1011 hPa1010 hPa1007 hPa1007 hPa1009 hPa
Cloud cover64%71%86%40%55%52%43%49%
Heat index35°C (94°F)34°C (93°F)34°C (92°F)34°C (93°F)33°C (92°F)34°C (93°F)34°C (93°F)34°C (93°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (74°F)24°C (75°F)23°C (74°F)24°C (75°F)
Wind
Speed18km/h (11mph)17km/h (11mph)16km/h (10mph)15km/h (10mph)17km/h (10mph)20km/h (12mph)16km/h (10mph)15km/h (9mph)
Gusts24km/h (15mph)24km/h (15mph)23km/h (14mph)21km/h (13mph)25km/h (15mph)28km/h (17mph)23km/h (14mph)21km/h (13mph)
Direction 293°
WNW
271°
W
267°
W
263°
W
277°
W
280°
W
280°
W
277°
W
Wind chill30°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)
Waves
Height0.5m (1.5ft)0.4m (1.4ft)0.3m (1.1ft)0.3m (1.1ft)0.6m (1.9ft)0.5m (1.5ft)0.4m (1.2ft)0.3m (1.0ft)
Direction 253°
WSW
240°
WSW
240°
WSW
240°
WSW
246°
WSW
239°
WSW
243°
WSW
243°
WSW
Period8.1 sec.7.3 sec.5.9 sec.7.1 sec.7.1 sec.6.0 sec.5.6 sec.5.4 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.9m (3ft)0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)
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 on Monday 19 May 2025

On Monday 19 May 2025, the sun will rise at 06:08 and will set at 18:38 on the beach(es) of Coral Island (Koh Hey). The outside temperature will be a high of 86°F t and a low of 85°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 17.4mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (84°F)29°C (85°F)30°C (85°F)29°C (85°F)
Perceived temperature34°C (93°F)33°C (92°F)33°C (92°F)34°C (93°F)33°C (91°F)33°C (92°F)34°C (93°F)34°C (93°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%73%73%71%70%70%71%72%
Barometric pressure1009 hPa1007 hPa1008 hPa1010 hPa1009 hPa1006 hPa1006 hPa1008 hPa
Cloud cover42%52%59%57%40%25%25%36%
Heat index34°C (93°F)33°C (92°F)33°C (92°F)34°C (93°F)33°C (91°F)33°C (92°F)34°C (93°F)34°C (93°F)
Dew point24°C (75°F)24°C (74°F)24°C (74°F)24°C (74°F)23°C (73°F)23°C (74°F)24°C (75°F)24°C (75°F)
Wind
Speed13km/h (8mph)11km/h (7mph)11km/h (7mph)10km/h (6mph)12km/h (7mph)16km/h (10mph)19km/h (12mph)19km/h (12mph)
Gusts17km/h (11mph)15km/h (9mph)15km/h (9mph)14km/h (9mph)17km/h (11mph)24km/h (15mph)28km/h (17mph)27km/h (17mph)
Direction 297°
WNW
292°
WNW
281°
WNW
279°
W
276°
W
275°
W
292°
WNW
293°
WNW
Wind chill29°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (84°F)29°C (85°F)30°C (85°F)29°C (85°F)
Waves
Height0.3m (0.9ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.8ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.2ft)
Direction 241°
WSW
241°
WSW
241°
WSW
242°
WSW
242°
WSW
243°
WSW
251°
WSW
258°
WSW
Period5.2 sec.5.0 sec.4.8 sec.4.7 sec.7.6 sec.7.5 sec.7.6 sec.7.6 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)
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 on Tuesday 20 May 2025

On Tuesday 20 May 2025, the sun will rise at 06:08 and will set at 18:38 on the beach(es) of Coral Island (Koh Hey). The outside temperature will be a high of 86°F t and a low of 85°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 14.9mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (84°F)29°C (85°F)30°C (85°F)29°C (85°F)
Perceived temperature34°C (93°F)33°C (92°F)33°C (91°F)33°C (92°F)32°C (90°F)33°C (92°F)34°C (93°F)34°C (93°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%73%73%71%70%70%71%72%
Barometric pressure1008 hPa1007 hPa1008 hPa1009 hPa1008 hPa1006 hPa1006 hPa1008 hPa
Cloud cover28%46%52%47%21%22%27%34%
Heat index34°C (93°F)33°C (92°F)33°C (91°F)33°C (92°F)32°C (90°F)33°C (92°F)34°C (93°F)34°C (93°F)
Dew point24°C (75°F)24°C (75°F)23°C (74°F)23°C (74°F)23°C (73°F)23°C (74°F)24°C (74°F)24°C (75°F)
Wind
Speed18km/h (11mph)16km/h (10mph)12km/h (8mph)11km/h (7mph)13km/h (8mph)16km/h (10mph)15km/h (9mph)15km/h (9mph)
Gusts24km/h (15mph)22km/h (13mph)17km/h (11mph)15km/h (9mph)20km/h (12mph)24km/h (15mph)21km/h (13mph)21km/h (13mph)
Direction 290°
WNW
287°
WNW
289°
WNW
283°
WNW
272°
W
268°
W
278°
W
285°
WNW
Wind chill29°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (84°F)29°C (85°F)30°C (85°F)29°C (85°F)
Waves
Height0.3m (1.0ft)0.3m (0.9ft)0.2m (0.8ft)0.5m (1.5ft)0.4m (1.5ft)0.4m (1.5ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 261°
W
236°
WSW
236°
WSW
254°
WSW
254°
WSW
255°
WSW
255°
WSW
255°
WSW
Period7.8 sec.5.5 sec.5.8 sec.8.2 sec.8.2 sec.12.9 sec.14.0 sec.14.0 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
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)31°C (87°F)

Sea weather on Wednesday 21 May 2025

On Wednesday 21 May 2025, the sun will rise at 06:08 and will set at 18:38 on the beach(es) of Coral Island (Koh Hey). 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 10.6mph km/h (with gusts up to 14.9mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)27°C (81°F)29°C (83°F)30°C (85°F)30°C (85°F)
Perceived temperature34°C (93°F)34°C (92°F)34°C (92°F)34°C (92°F)30°C (86°F)32°C (90°F)34°C (94°F)35°C (94°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%74%74%72%71%70%71%73%
Barometric pressure1008 hPa1007 hPa1008 hPa1009 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover32%47%56%33%12%16%29%31%
Heat index34°C (93°F)34°C (92°F)34°C (92°F)34°C (92°F)30°C (86°F)32°C (90°F)34°C (94°F)35°C (94°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)22°C (71°F)23°C (73°F)24°C (75°F)24°C (76°F)
Wind
Speed14km/h (9mph)14km/h (9mph)12km/h (8mph)9km/h (6mph)10km/h (6mph)14km/h (9mph)16km/h (10mph)17km/h (11mph)
Gusts20km/h (12mph)20km/h (12mph)17km/h (11mph)13km/h (8mph)20km/h (13mph)23km/h (15mph)23km/h (14mph)24km/h (15mph)
Direction 283°
WNW
282°
WNW
272°
W
260°
W
254°
WSW
264°
W
283°
WNW
290°
WNW
Wind chill29°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)27°C (81°F)29°C (83°F)30°C (85°F)30°C (85°F)
Waves
Height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Direction 255°
WSW
255°
WSW
255°
WSW
255°
WSW
256°
WSW
255°
WSW
256°
WSW
256°
WSW
Period9.9 sec.11.6 sec.13.4 sec.9.7 sec.7.9 sec.7.9 sec.7.8 sec.7.9 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)

Sea weather on Thursday 22 May 2025

On Thursday 22 May 2025, the sun will rise at 06:08 and will set at 18:39 on the beach(es) of Coral Island (Koh Hey). The outside temperature will be a high of 86°F t and a low of 85°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 16.8mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (85°F)29°C (85°F)29°C (84°F)29°C (85°F)29°C (85°F)30°C (85°F)30°C (85°F)29°C (85°F)
Perceived temperature35°C (94°F)34°C (93°F)34°C (93°F)34°C (94°F)34°C (94°F)35°C (94°F)35°C (94°F)35°C (94°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%75%75%74%73%72%73%75%
Barometric pressure1008 hPa1007 hPa1008 hPa1009 hPa1008 hPa1006 hPa1006 hPa1008 hPa
Cloud cover32%48%55%57%49%35%40%41%
Heat index35°C (94°F)34°C (93°F)34°C (93°F)34°C (94°F)34°C (94°F)35°C (94°F)35°C (94°F)35°C (94°F)
Dew point24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)24°C (76°F)25°C (76°F)
Wind
Speed19km/h (12mph)18km/h (11mph)18km/h (11mph)18km/h (11mph)17km/h (10mph)19km/h (12mph)19km/h (12mph)19km/h (12mph)
Gusts26km/h (16mph)25km/h (16mph)25km/h (16mph)25km/h (15mph)23km/h (15mph)27km/h (17mph)27km/h (17mph)26km/h (16mph)
Direction 288°
WNW
279°
W
265°
W
259°
W
265°
W
274°
W
280°
W
280°
W
Wind chill29°C (85°F)29°C (85°F)29°C (84°F)29°C (85°F)29°C (85°F)30°C (85°F)30°C (85°F)29°C (85°F)
Waves
Height0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 257°
WSW
258°
WSW
258°
WSW
258°
WSW
259°
WSW
259°
WSW
259°
WSW
258°
WSW
Period7.9 sec.13.3 sec.16.0 sec.10.5 sec.13.8 sec.17.1 sec.17.3 sec.17.3 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units