Sea weather in Koh Yao Yai in Thailand All the beach weather in Koh Yao Yai

All the essential weather information for enjoying the beach in Koh Yao Yai in Thailand, 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 Koh Yao Yai over the next 7 days?

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

Date Outside temp. Our opinion
Monday 8 June 202683°F to 85°Frecommended
Tuesday 9 June 202683°F to 85°Fdiscouraged
Wednesday 10 June 202681°F to 85°Fdiscouraged
Thursday 11 June 202683°F to 85°Fdiscouraged
Friday 12 June 202681°F to 83°Frecommended
Saturday 13 June 202681°F to 83°Frecommended
Sunday 14 June 202681°F to 85°Frecommended

Sea Weather: Your daily and hourly sea weather in Koh Yao Yai

Sea weather on Monday 8 June 2026

On Monday 8 June 2026, the sun will rise at 06:07 and will set at 18:42 on the beach(es) of Koh Yao Yai. The outside temperature will be a high of 85°F t and a low of 83°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 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 (84°F)29°C (83°F)28°C (83°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (84°F)28°C (83°F)
Perceived temperature34°C (93°F)33°C (92°F)33°C (91°F)33°C (92°F)33°C (92°F)34°C (93°F)33°C (92°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%78%77%76%71%71%73%77%
Barometric pressure1012 hPa1010 hPa1011 hPa1012 hPa1011 hPa1009 hPa1009 hPa1011 hPa
Cloud cover16%18%18%21%21%85%16%88%
Heat index34°C (93°F)33°C (92°F)33°C (91°F)33°C (92°F)33°C (92°F)34°C (93°F)33°C (92°F)33°C (91°F)
Dew point25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)23°C (74°F)24°C (75°F)24°C (75°F)24°C (75°F)
Wind
Speed20km/h (12mph)18km/h (11mph)15km/h (10mph)13km/h (8mph)13km/h (8mph)20km/h (12mph)20km/h (13mph)18km/h (11mph)
Gusts28km/h (17mph)25km/h (16mph)22km/h (14mph)17km/h (11mph)20km/h (13mph)30km/h (19mph)30km/h (19mph)25km/h (16mph)
Direction 276°
W
259°
WSW
274°
W
273°
W
262°
W
270°
W
268°
W
264°
W
Wind chill29°C (84°F)29°C (83°F)28°C (83°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (84°F)28°C (83°F)
Waves
Height0.3m (0.9ft)0.2m (0.7ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.4ft)0.2m (0.7ft)0.3m (0.9ft)0.3m (0.9ft)
Direction 280°
W
271°
W
268°
W
267°
W
264°
W
266°
W
265°
W
263°
W
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather on Tuesday 9 June 2026

On Tuesday 9 June 2026, the sun will rise at 06:07 and will set at 18:42 on the beach(es) of Koh Yao Yai. 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 16.2mph km/h (with gusts up to 24.9mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (83°F)28°C (83°F)28°C (83°F)29°C (83°F)29°C (84°F)29°C (85°F)29°C (84°F)28°C (83°F)
Perceived temperature33°C (91°F)32°C (90°F)32°C (90°F)33°C (91°F)33°C (92°F)34°C (92°F)34°C (93°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0.1in
Humidity75%77%78%78%72%71%76%79%
Barometric pressure1012 hPa1010 hPa1010 hPa1012 hPa1010 hPa1009 hPa1009 hPa1011 hPa
Cloud cover20%75%70%16%18%18%81%85%
Heat index33°C (91°F)32°C (90°F)32°C (90°F)33°C (91°F)33°C (92°F)34°C (92°F)34°C (93°F)33°C (91°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)23°C (74°F)23°C (74°F)24°C (76°F)24°C (76°F)
Wind
Speed18km/h (11mph)18km/h (11mph)17km/h (10mph)19km/h (12mph)22km/h (14mph)26km/h (16mph)25km/h (15mph)21km/h (13mph)
Gusts25km/h (16mph)25km/h (16mph)23km/h (14mph)27km/h (17mph)36km/h (22mph)40km/h (25mph)35km/h (22mph)30km/h (19mph)
Direction 262°
W
276°
W
273°
W
269°
W
264°
W
265°
W
263°
W
264°
W
Wind chill29°C (83°F)28°C (83°F)28°C (83°F)29°C (83°F)29°C (84°F)29°C (85°F)29°C (84°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.3m (1.1ft)0.4m (1.2ft)0.4m (1.4ft)0.4m (1.3ft)0.3m (1.1ft)
Direction 258°
WSW
264°
W
265°
W
266°
W
265°
W
251°
WSW
263°
W
263°
W
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather on Wednesday 10 June 2026

On Wednesday 10 June 2026, the sun will rise at 06:07 and will set at 18:42 on the beach(es) of Koh Yao Yai. The outside temperature will be a high of 85°F t and a low of 81°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 18.6mph km/h (with gusts up to 25.5mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (83°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (82°F)
Perceived temperature33°C (92°F)32°C (90°F)33°C (91°F)32°C (90°F)31°C (89°F)32°C (89°F)31°C (88°F)31°C (88°F)
Precipitation0in0in0in0.1in0in0in0in0in
Humidity79%79%78%78%73%73%74%76%
Barometric pressure1011 hPa1010 hPa1010 hPa1012 hPa1011 hPa1010 hPa1010 hPa1012 hPa
Cloud cover81%74%73%54%81%72%70%71%
Heat index33°C (92°F)32°C (90°F)33°C (91°F)32°C (90°F)31°C (89°F)32°C (89°F)31°C (88°F)31°C (88°F)
Dew point25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)
Wind
Speed23km/h (15mph)30km/h (19mph)30km/h (19mph)28km/h (17mph)28km/h (17mph)26km/h (16mph)21km/h (13mph)18km/h (11mph)
Gusts40km/h (25mph)41km/h (26mph)32km/h (20mph)28km/h (18mph)34km/h (21mph)39km/h (24mph)35km/h (22mph)26km/h (16mph)
Direction 268°
W
261°
W
262°
W
253°
WSW
250°
WSW
241°
WSW
223°
SW
241°
WSW
Wind chill29°C (83°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (82°F)
Waves
Height0.4m (1.3ft)0.4m (1.4ft)0.5m (1.7ft)0.5m (1.8ft)0.6m (2.1ft)0.6m (2.0ft)0.6m (1.9ft)0.5m (1.7ft)
Direction 258°
WSW
259°
W
246°
WSW
240°
WSW
233°
SW
238°
WSW
238°
WSW
247°
WSW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather on Thursday 11 June 2026

On Thursday 11 June 2026, the sun will rise at 06:08 and will set at 18:42 on the beach(es) of Koh Yao Yai. The outside temperature will be a high of 85°F t and a low of 83°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 15.5mph km/h (with gusts up to 21.1mph). 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)28°C (82°F)28°C (82°F)28°C (83°F)28°C (83°F)29°C (83°F)29°C (83°F)28°C (82°F)
Perceived temperature31°C (89°F)31°C (88°F)31°C (88°F)31°C (89°F)31°C (88°F)32°C (89°F)32°C (89°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%74%77%72%70%68%67%72%
Barometric pressure1012 hPa1010 hPa1011 hPa1013 hPa1012 hPa1010 hPa1011 hPa1013 hPa
Cloud cover54%44%72%33%50%59%56%83%
Heat index31°C (89°F)31°C (88°F)31°C (88°F)31°C (89°F)31°C (88°F)32°C (89°F)32°C (89°F)31°C (87°F)
Dew point24°C (74°F)23°C (73°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)
Wind
Speed25km/h (16mph)24km/h (15mph)21km/h (13mph)21km/h (13mph)22km/h (14mph)21km/h (13mph)17km/h (11mph)12km/h (7mph)
Gusts27km/h (17mph)34km/h (21mph)28km/h (17mph)29km/h (18mph)33km/h (20mph)30km/h (18mph)24km/h (15mph)17km/h (10mph)
Direction 259°
W
271°
W
252°
WSW
256°
WSW
258°
WSW
252°
WSW
250°
WSW
319°
NW
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)28°C (83°F)28°C (83°F)29°C (83°F)29°C (83°F)28°C (82°F)
Waves
Height0.5m (1.8ft)0.6m (1.9ft)0.6m (2.1ft)0.5m (1.6ft)0.5m (1.5ft)0.4m (1.2ft)0.5m (1.6ft)0.3m (1.0ft)
Direction 246°
WSW
244°
WSW
232°
SW
246°
WSW
246°
WSW
250°
WSW
258°
WSW
246°
WSW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.7m (2.3ft)0.8m (2.6ft)0.6m (2ft)0.9m (3ft)0.5m (1.6ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather on Friday 12 June 2026

On Friday 12 June 2026, the sun will rise at 06:08 and will set at 18:43 on the beach(es) of Koh Yao Yai. 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 10.6mph km/h (with gusts up to 15.5mph). 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)27°C (81°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (81°F)
Perceived temperature31°C (88°F)31°C (88°F)31°C (87°F)30°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)30°C (86°F)
Precipitation0in0in0in0.1in0in0in0in0in
Humidity75%73%73%78%76%78%77%79%
Barometric pressure1013 hPa1012 hPa1012 hPa1014 hPa1014 hPa1012 hPa1012 hPa1013 hPa
Cloud cover51%52%61%78%73%82%40%56%
Heat index31°C (88°F)31°C (88°F)31°C (87°F)30°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)30°C (86°F)
Dew point23°C (73°F)22°C (72°F)22°C (72°F)23°C (73°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed16km/h (10mph)16km/h (10mph)17km/h (11mph)14km/h (9mph)13km/h (8mph)13km/h (8mph)9km/h (6mph)8km/h (5mph)
Gusts22km/h (13mph)22km/h (14mph)25km/h (16mph)22km/h (14mph)23km/h (14mph)19km/h (12mph)12km/h (8mph)12km/h (7mph)
Direction 307°
NW
301°
WNW
277°
W
206°
SSW
189°
S
129°
SE
82°
E
18°
NNE
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (81°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.3ft)0.1m (0.4ft)0.3m (1.0ft)0.5m (1.5ft)0.3m (0.8ft)0.2m (0.7ft)
Direction 246°
WSW
188°
S
185°
S
184°
S
184°
S
185°
S
253°
WSW
335°
NNW
Period3.1 sec.4.1 sec.2.9 sec.2.9 sec.2.9 sec.2.9 sec.2.9 sec.2.8 sec.
Significant height0.2m (0.7ft)0.3m (1ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)

Sea weather on Saturday 13 June 2026

On Saturday 13 June 2026, the sun will rise at 06:08 and will set at 18:43 on the beach(es) of Koh Yao Yai. 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 5.6mph km/h (with gusts up to 8.1mph). Wave height will be up to 1.6ft 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)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)
Perceived temperature30°C (86°F)30°C (85°F)30°C (85°F)30°C (86°F)30°C (86°F)31°C (87°F)31°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%80%79%77%76%74%71%72%
Barometric pressure1014 hPa1012 hPa1012 hPa1013 hPa1012 hPa1010 hPa1011 hPa1012 hPa
Cloud cover45%39%46%51%45%36%34%47%
Heat index30°C (86°F)30°C (85°F)30°C (85°F)30°C (86°F)30°C (86°F)31°C (87°F)31°C (89°F)32°C (89°F)
Dew point23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)
Wind
Speed5km/h (3mph)3km/h (2mph)4km/h (2mph)4km/h (2mph)5km/h (3mph)8km/h (5mph)9km/h (5mph)9km/h (6mph)
Gusts7km/h (4mph)3km/h (2mph)5km/h (3mph)6km/h (4mph)8km/h (5mph)12km/h (8mph)12km/h (7mph)13km/h (8mph)
Direction 30°
NNE
217°
SW
322°
NW
172°
S
134°
SE
187°
S
208°
SSW
246°
WSW
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)
Waves
Height0.5m (1.6ft)0.3m (1.0ft)0.4m (1.3ft)0.5m (1.6ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 343°
NNW
235°
SW
181°
S
179°
S
175°
S
173°
S
191°
S
209°
SSW
Period2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)

Sea weather on Sunday 14 June 2026

On Sunday 14 June 2026, the sun will rise at 06:08 and will set at 18:43 on the beach(es) of Koh Yao Yai. The outside temperature will be a high of 85°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 11.8mph km/h (with gusts up to 17.4mph). Wave height will be up to 1ft 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)29°C (84°F)29°C (84°F)29°C (84°F)28°C (83°F)
Perceived temperature31°C (89°F)31°C (88°F)31°C (88°F)32°C (89°F)32°C (90°F)33°C (91°F)33°C (91°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%76%76%75%69%68%72%78%
Barometric pressure1011 hPa1010 hPa1010 hPa1011 hPa1010 hPa1008 hPa1009 hPa1010 hPa
Cloud cover40%50%57%55%49%49%53%50%
Heat index31°C (89°F)31°C (88°F)31°C (88°F)32°C (89°F)32°C (90°F)33°C (91°F)33°C (91°F)32°C (90°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (74°F)24°C (75°F)
Wind
Speed8km/h (5mph)9km/h (5mph)9km/h (6mph)10km/h (6mph)15km/h (9mph)19km/h (12mph)18km/h (11mph)16km/h (10mph)
Gusts11km/h (7mph)12km/h (8mph)12km/h (8mph)13km/h (8mph)22km/h (14mph)28km/h (17mph)26km/h (16mph)23km/h (15mph)
Direction 269°
W
269°
W
237°
WSW
232°
SW
237°
WSW
244°
WSW
260°
W
265°
W
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)29°C (84°F)29°C (84°F)29°C (84°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.1m (0.3ft)0.3m (1.0ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)
Direction 220°
SW
190°
S
217°
SW
231°
SW
217°
SW
211°
SSW
228°
SW
237°
WSW
Period2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.2.8 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)30°C (85°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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