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

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

Discover the best moment to go to the beach in Koh Yao Noi 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 Noi. 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 202576°F to 83°Frecommended
Monday 15 December 202576°F to 83°Frecommended
Tuesday 16 December 202576°F to 83°Frecommended
Wednesday 17 December 202576°F to 85°Frecommended
Thursday 18 December 202576°F to 83°Frecommended
Friday 19 December 202576°F to 83°Frecommended
Saturday 20 December 202576°F to 83°Frecommended

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

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 06:31 and will set at 18:10 on the beach(es) of Koh Yao Noi. 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 11.2mph km/h (with gusts up to 18mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (75°F)24°C (75°F)26°C (79°F)28°C (82°F)28°C (82°F)27°C (80°F)25°C (77°F)
Perceived temperature27°C (81°F)26°C (80°F)26°C (79°F)28°C (83°F)30°C (86°F)31°C (87°F)29°C (85°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%89%89%79%65%70%78%83%
Barometric pressure1011 hPa1009 hPa1010 hPa1012 hPa1011 hPa1007 hPa1009 hPa1011 hPa
Cloud cover16%21%26%24%20%87%86%84%
Heat index27°C (81°F)26°C (80°F)26°C (79°F)28°C (83°F)30°C (86°F)31°C (87°F)29°C (85°F)27°C (81°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)21°C (69°F)22°C (71°F)22°C (72°F)22°C (71°F)
Wind
Speed13km/h (8mph)12km/h (7mph)12km/h (7mph)13km/h (8mph)8km/h (5mph)7km/h (4mph)8km/h (5mph)18km/h (11mph)
Gusts20km/h (12mph)18km/h (11mph)18km/h (11mph)16km/h (10mph)11km/h (7mph)11km/h (7mph)14km/h (9mph)29km/h (18mph)
Direction 38°
NE
35°
NE
42°
NE
51°
NE
92°
E
82°
E
35°
NE
38°
NE
Wind chill25°C (76°F)24°C (75°F)24°C (75°F)26°C (79°F)28°C (82°F)28°C (82°F)27°C (80°F)25°C (77°F)
Waves
Height0.3m (1.1ft)0.4m (1.4ft)0.3m (0.9ft)0.3m (1.0ft)0.1m (0.4ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)
Direction 48°
NE
36°
NE
32°
NNE
29°
NNE
21°
NNE
162°
SSE
15°
NNE
16°
NNE
Period3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.2.7 sec.2.7 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)
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 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:31 and will set at 18:10 on the beach(es) of Koh Yao Noi. The outside temperature will be a high of 83°F t and a low of 76°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 16.8mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (76°F)24°C (75°F)26°C (78°F)28°C (83°F)27°C (81°F)26°C (78°F)25°C (77°F)
Perceived temperature27°C (81°F)26°C (80°F)26°C (79°F)28°C (83°F)30°C (87°F)30°C (86°F)29°C (84°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0.1in0in
Humidity85%88%88%78%64%76%85%88%
Barometric pressure1011 hPa1009 hPa1010 hPa1012 hPa1011 hPa1008 hPa1009 hPa1012 hPa
Cloud cover64%25%62%61%54%60%89%60%
Heat index27°C (81°F)26°C (80°F)26°C (79°F)28°C (83°F)30°C (87°F)30°C (86°F)29°C (84°F)27°C (81°F)
Dew point22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)21°C (69°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed17km/h (11mph)15km/h (9mph)12km/h (8mph)12km/h (7mph)7km/h (4mph)8km/h (5mph)11km/h (7mph)14km/h (9mph)
Gusts27km/h (17mph)23km/h (14mph)19km/h (12mph)15km/h (9mph)9km/h (6mph)12km/h (8mph)21km/h (13mph)23km/h (14mph)
Direction 36°
NE
40°
NE
41°
NE
49°
NE
113°
ESE
76°
ENE
54°
NE
31°
NNE
Wind chill25°C (76°F)24°C (76°F)24°C (75°F)26°C (78°F)28°C (83°F)27°C (81°F)26°C (78°F)25°C (77°F)
Waves
Height0.2m (0.8ft)0.2m (0.7ft)0.1m (0.3ft)0.3m (1.0ft)0.1m (0.4ft)0.6m (1.9ft)0.3m (1.0ft)0.1m (0.4ft)
Direction 16°
NNE
33°
NNE
38°
NE
351°
N
177°
S
151°
SSE
150°
SSE
24°
NNE
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.
Significant height0.6m (2ft)0.4m (1.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.4m (1.3ft)
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 Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:32 and will set at 18:10 on the beach(es) of Koh Yao Noi. 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 9.9mph km/h (with gusts up to 16.8mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (76°F)24°C (75°F)24°C (75°F)25°C (78°F)28°C (82°F)28°C (82°F)26°C (79°F)25°C (77°F)
Perceived temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)30°C (85°F)30°C (87°F)29°C (84°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%90%89%82%66%68%82%85%
Barometric pressure1011 hPa1009 hPa1010 hPa1012 hPa1010 hPa1007 hPa1009 hPa1012 hPa
Cloud cover24%27%25%38%84%71%86%70%
Heat index27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)30°C (85°F)30°C (87°F)29°C (84°F)28°C (82°F)
Dew point22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)21°C (69°F)21°C (71°F)23°C (73°F)22°C (72°F)
Wind
Speed14km/h (9mph)14km/h (9mph)13km/h (8mph)12km/h (8mph)8km/h (5mph)5km/h (3mph)14km/h (9mph)16km/h (10mph)
Gusts22km/h (14mph)21km/h (13mph)20km/h (12mph)16km/h (10mph)11km/h (7mph)7km/h (4mph)23km/h (15mph)27km/h (17mph)
Direction 40°
NE
39°
NE
43°
NE
48°
NE
98°
E
140°
SE
32°
NNE
42°
NE
Wind chill24°C (76°F)24°C (75°F)24°C (75°F)25°C (78°F)28°C (82°F)28°C (82°F)26°C (79°F)25°C (77°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.3m (1.1ft)0.4m (1.2ft)0.1m (0.5ft)0.3m (1.0ft)
Direction 33°
NNE
30°
NNE
36°
NE
27°
NNE
341°
NNW
214°
SW
16°
NNE
31°
NNE
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.1m (0.3ft)0.1m (0.3ft)0.4m (1.3ft)0.7m (2.3ft)
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 Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:32 and will set at 18:11 on the beach(es) of Koh Yao Noi. The outside temperature will be a high of 85°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 9.9mph km/h (with gusts up to 15.5mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (76°F)24°C (75°F)26°C (78°F)28°C (83°F)28°C (83°F)26°C (79°F)25°C (78°F)
Perceived temperature27°C (81°F)27°C (80°F)26°C (79°F)28°C (83°F)30°C (87°F)31°C (88°F)29°C (84°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%89%89%80%64%66%79%83%
Barometric pressure1011 hPa1010 hPa1010 hPa1012 hPa1010 hPa1008 hPa1010 hPa1012 hPa
Cloud cover79%21%19%23%29%52%82%20%
Heat index27°C (81°F)27°C (80°F)26°C (79°F)28°C (83°F)30°C (87°F)31°C (88°F)29°C (84°F)28°C (82°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)21°C (69°F)21°C (70°F)22°C (72°F)22°C (72°F)
Wind
Speed16km/h (10mph)16km/h (10mph)13km/h (8mph)13km/h (8mph)9km/h (6mph)5km/h (3mph)13km/h (8mph)13km/h (8mph)
Gusts25km/h (16mph)24km/h (15mph)21km/h (13mph)17km/h (11mph)13km/h (8mph)8km/h (5mph)23km/h (14mph)21km/h (13mph)
Direction 36°
NE
39°
NE
41°
NE
57°
ENE
89°
E
159°
SSE
61°
ENE
51°
NE
Wind chill25°C (76°F)24°C (76°F)24°C (75°F)26°C (78°F)28°C (83°F)28°C (83°F)26°C (79°F)25°C (78°F)
Waves
Height0.2m (0.8ft)0.2m (0.5ft)0.5m (1.6ft)0.1m (0.3ft)0.4m (1.2ft)0.1m (0.3ft)0.6m (1.9ft)0.3m (1.0ft)
Direction 38°
NE
37°
NE
35°
NE
32°
NNE

N
210°
SSW
36°
NE
41°
NE
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)
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 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:33 and will set at 18:11 on the beach(es) of Koh Yao Noi. The outside temperature will be a high of 83°F t and a low of 76°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 8.1mph 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 temperature25°C (76°F)24°C (76°F)24°C (76°F)26°C (78°F)28°C (82°F)28°C (82°F)26°C (79°F)25°C (77°F)
Perceived temperature27°C (81°F)27°C (80°F)26°C (80°F)28°C (83°F)30°C (87°F)30°C (87°F)29°C (84°F)28°C (82°F)
Precipitation0in0in0in0in0in0.1in0.1in0in
Humidity87%88%88%81%65%72%83%85%
Barometric pressure1011 hPa1010 hPa1010 hPa1013 hPa1011 hPa1008 hPa1009 hPa1011 hPa
Cloud cover31%14%14%17%79%83%87%47%
Heat index27°C (81°F)27°C (80°F)26°C (80°F)28°C (83°F)30°C (87°F)30°C (87°F)29°C (84°F)28°C (82°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)21°C (70°F)22°C (72°F)23°C (73°F)22°C (72°F)
Wind
Speed13km/h (8mph)12km/h (8mph)11km/h (7mph)11km/h (7mph)7km/h (4mph)7km/h (4mph)12km/h (7mph)13km/h (8mph)
Gusts21km/h (13mph)19km/h (12mph)17km/h (10mph)15km/h (9mph)9km/h (6mph)11km/h (7mph)24km/h (15mph)22km/h (14mph)
Direction 41°
NE
49°
NE
39°
NE
40°
NE
103°
ESE
65°
ENE
45°
NE
34°
NNE
Wind chill25°C (76°F)24°C (76°F)24°C (76°F)26°C (78°F)28°C (82°F)28°C (82°F)26°C (79°F)25°C (77°F)
Waves
Height0.4m (1.2ft)0.1m (0.3ft)0.5m (1.5ft)0.2m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 39°
NE
33°
NNE
23°
NNE
270°
W
238°
WSW
215°
SW
145°
SE
67°
ENE
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.0 sec.1.8 sec.1.7 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)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 (83°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:33 and will set at 18:12 on the beach(es) of Koh Yao Noi. 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 9.3mph km/h (with gusts up to 16.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (75°F)24°C (75°F)26°C (78°F)28°C (82°F)28°C (83°F)27°C (80°F)25°C (77°F)
Perceived temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)30°C (86°F)31°C (88°F)30°C (85°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%87%87%79%67%67%77%83%
Barometric pressure1011 hPa1010 hPa1010 hPa1011 hPa1010 hPa1007 hPa1008 hPa1009 hPa
Cloud cover26%33%42%29%24%23%33%26%
Heat index27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)30°C (86°F)31°C (88°F)30°C (85°F)28°C (82°F)
Dew point22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (72°F)
Wind
Speed13km/h (8mph)12km/h (7mph)13km/h (8mph)12km/h (8mph)8km/h (5mph)6km/h (4mph)13km/h (8mph)15km/h (10mph)
Gusts21km/h (13mph)19km/h (12mph)19km/h (12mph)17km/h (10mph)11km/h (7mph)10km/h (6mph)22km/h (13mph)26km/h (16mph)
Direction 31°
NNE
39°
NE
39°
NE
43°
NE
95°
E
87°
E
56°
NE
41°
NE
Wind chill25°C (76°F)24°C (75°F)24°C (75°F)26°C (78°F)28°C (82°F)28°C (83°F)27°C (80°F)25°C (77°F)
Waves
Height0.3m (1.0ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.2m (0.7ft)
Direction 38°
NE
38°
NE
38°
NE
32°
NNE
165°
SSE
231°
SW
103°
ESE
35°
NE
Period1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)
Sea water temperature
Water temperature29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 06:34 and will set at 18:12 on the beach(es) of Koh Yao Noi. 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 8.1mph km/h (with gusts up to 13.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (75°F)24°C (75°F)26°C (78°F)26°C (79°F)27°C (81°F)27°C (80°F)25°C (78°F)
Perceived temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)28°C (82°F)29°C (85°F)29°C (85°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%87%88%79%66%64%72%78%
Barometric pressure1009 hPa1008 hPa1008 hPa1010 hPa1009 hPa1006 hPa1007 hPa1009 hPa
Cloud cover23%17%15%15%15%23%19%12%
Heat index27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)28°C (82°F)29°C (85°F)29°C (85°F)28°C (82°F)
Dew point22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)19°C (67°F)20°C (68°F)21°C (70°F)21°C (70°F)
Wind
Speed13km/h (8mph)11km/h (7mph)10km/h (6mph)11km/h (7mph)8km/h (5mph)4km/h (3mph)8km/h (5mph)13km/h (8mph)
Gusts21km/h (13mph)18km/h (11mph)16km/h (10mph)15km/h (9mph)13km/h (8mph)8km/h (5mph)13km/h (8mph)21km/h (13mph)
Direction 35°
NE
34°
NNE
37°
NE
44°
NE
100°
E
168°
SSE
67°
ENE
23°
NNE
Wind chill25°C (76°F)24°C (75°F)24°C (75°F)26°C (78°F)26°C (79°F)27°C (81°F)27°C (80°F)25°C (78°F)
Waves
Height0.2m (0.7ft)0.3m (1.0ft)0.4m (1.3ft)0.3m (1.0ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 23°
NNE
18°
NNE
31°
NNE
32°
NNE
18°
NNE
137°
SE
204°
SSW
91°
E
Period1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.5m (1.6ft)
Sea water temperature
Water temperature29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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