Sea weather in Ton Sai beach in Thailand All the beach weather in Ton Sai beach

All the essential weather information for enjoying the beach in Ton Sai beach 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 Ton Sai beach over the next 7 days?

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

Date Outside temp. Our opinion
Monday 15 December 202577°F to 83°Fdiscouraged
Tuesday 16 December 202577°F to 85°Frecommended
Wednesday 17 December 202577°F to 85°Frecommended
Thursday 18 December 202577°F to 83°Frecommended
Friday 19 December 202576°F to 83°Frecommended
Saturday 20 December 202576°F to 83°Frecommended
Sunday 21 December 202577°F to 83°Frecommended

Sea Weather: Your daily and hourly sea weather in Ton Sai beach

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:29 and will set at 18:09 on the beach(es) of Ton Sai beach (Ao Nang). The outside temperature will be a high of 83°F t and a low of 77°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 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)27°C (81°F)27°C (81°F)26°C (79°F)26°C (78°F)
Perceived temperature28°C (82°F)28°C (82°F)27°C (81°F)28°C (82°F)30°C (85°F)30°C (86°F)29°C (85°F)28°C (83°F)
Precipitation0in0in0in0in0in0.1in0in0in
Humidity82%82%83%79%68%73%82%83%
Barometric pressure1011 hPa1009 hPa1010 hPa1012 hPa1011 hPa1008 hPa1010 hPa1012 hPa
Cloud cover21%32%24%32%78%81%86%50%
Heat index28°C (82°F)28°C (82°F)27°C (81°F)28°C (82°F)30°C (85°F)30°C (86°F)29°C (85°F)28°C (83°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)21°C (70°F)22°C (72°F)23°C (74°F)23°C (73°F)
Wind
Speed13km/h (8mph)12km/h (7mph)12km/h (7mph)10km/h (6mph)3km/h (2mph)10km/h (6mph)20km/h (13mph)21km/h (13mph)
Gusts18km/h (11mph)17km/h (11mph)16km/h (10mph)13km/h (8mph)4km/h (3mph)15km/h (9mph)24km/h (15mph)30km/h (19mph)
Direction 41°
NE
61°
ENE
46°
NE
59°
ENE
318°
NW
91°
E
91°
E
81°
E
Wind chill26°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)27°C (81°F)27°C (81°F)26°C (79°F)26°C (78°F)
Waves
Height0.1m (0.5ft)0.1m (0.5ft)0.2m (0.5ft)0.1m (0.4ft)0.4m (1.4ft)0.1m (0.4ft)0.2m (0.7ft)0.3m (0.9ft)
Direction 37°
NE
46°
NE
55°
NE
54°
NE
68°
ENE
89°
E
104°
ESE
112°
ESE
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)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)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 on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:30 and will set at 18:10 on the beach(es) of Ton Sai beach (Ao Nang). The outside temperature will be a high of 85°F t and a low of 77°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 8.7mph km/h (with gusts up to 13.7mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)28°C (82°F)29°C (83°F)27°C (81°F)26°C (79°F)
Perceived temperature28°C (82°F)27°C (81°F)27°C (81°F)28°C (82°F)30°C (86°F)32°C (89°F)30°C (86°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%84%84%81%67%69%77%80%
Barometric pressure1011 hPa1009 hPa1010 hPa1012 hPa1011 hPa1008 hPa1009 hPa1012 hPa
Cloud cover44%48%32%19%37%64%79%25%
Heat index28°C (82°F)27°C (81°F)27°C (81°F)28°C (82°F)30°C (86°F)32°C (89°F)30°C (86°F)29°C (84°F)
Dew point22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)21°C (70°F)22°C (72°F)23°C (73°F)23°C (73°F)
Wind
Speed12km/h (7mph)12km/h (8mph)13km/h (8mph)13km/h (8mph)14km/h (9mph)14km/h (9mph)12km/h (7mph)11km/h (7mph)
Gusts16km/h (10mph)17km/h (11mph)18km/h (11mph)17km/h (10mph)21km/h (13mph)22km/h (14mph)19km/h (12mph)16km/h (10mph)
Direction 55°
NE
48°
NE
49°
NE
61°
ENE
80°
E
90°
E
68°
ENE
48°
NE
Wind chill25°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)28°C (82°F)29°C (83°F)27°C (81°F)26°C (79°F)
Waves
Height0.2m (0.7ft)0.2m (0.5ft)0.1m (0.5ft)0.1m (0.4ft)0.3m (1.0ft)0.1m (0.3ft)0.2m (0.5ft)0.2m (0.7ft)
Direction 74°
ENE
61°
ENE
53°
NE
53°
NE
60°
ENE
63°
ENE
64°
ENE
116°
ESE
Period3.1 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
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 Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:30 and will set at 18:10 on the beach(es) of Ton Sai beach (Ao Nang). The outside temperature will be a high of 85°F t and a low of 77°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 8.7mph km/h (with gusts up to 13.1mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)28°C (82°F)29°C (83°F)27°C (81°F)26°C (80°F)
Perceived temperature28°C (82°F)27°C (81°F)27°C (81°F)28°C (83°F)30°C (86°F)31°C (88°F)30°C (86°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%85%86%81%68%65%75%80%
Barometric pressure1011 hPa1010 hPa1010 hPa1012 hPa1011 hPa1008 hPa1010 hPa1012 hPa
Cloud cover13%19%23%19%32%86%76%28%
Heat index28°C (82°F)27°C (81°F)27°C (81°F)28°C (83°F)30°C (86°F)31°C (88°F)30°C (86°F)29°C (85°F)
Dew point23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)21°C (70°F)21°C (71°F)22°C (72°F)23°C (73°F)
Wind
Speed10km/h (6mph)11km/h (7mph)10km/h (6mph)10km/h (6mph)8km/h (5mph)1km/h (0mph)11km/h (7mph)14km/h (9mph)
Gusts15km/h (9mph)16km/h (10mph)15km/h (9mph)14km/h (9mph)12km/h (7mph)1km/h (1mph)18km/h (11mph)21km/h (13mph)
Direction 33°
NNE
39°
NE
41°
NE
57°
ENE
83°
E
202°
SSW
61°
ENE
63°
ENE
Wind chill25°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)28°C (82°F)29°C (83°F)27°C (81°F)26°C (80°F)
Waves
Height0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.5ft)0.1m (0.4ft)0.2m (0.6ft)0.1m (0.4ft)0.1m (0.5ft)
Direction 34°
NE
46°
NE
43°
NE
48°
NE
69°
ENE
74°
ENE
91°
E
91°
E
Period2.4 sec.2.4 sec.2.4 sec.2.4 sec.2.4 sec.2.0 sec.2.0 sec.2.0 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.1m (0.3ft)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 Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:31 and will set at 18:10 on the beach(es) of Ton Sai beach (Ao Nang). The outside temperature will be a high of 83°F t and a low of 77°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 7.5mph km/h (with gusts up to 12.4mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)27°C (81°F)28°C (82°F)27°C (80°F)27°C (80°F)
Perceived temperature28°C (83°F)28°C (82°F)27°C (81°F)28°C (82°F)29°C (85°F)30°C (86°F)29°C (85°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0.1in0in
Humidity83%84%84%82%66%71%76%76%
Barometric pressure1011 hPa1010 hPa1011 hPa1013 hPa1011 hPa1008 hPa1009 hPa1012 hPa
Cloud cover23%15%15%26%33%79%68%74%
Heat index28°C (83°F)28°C (82°F)27°C (81°F)28°C (82°F)29°C (85°F)30°C (86°F)29°C (85°F)29°C (84°F)
Dew point23°C (73°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 (72°F)
Wind
Speed11km/h (7mph)8km/h (5mph)10km/h (6mph)12km/h (7mph)3km/h (2mph)8km/h (5mph)10km/h (6mph)8km/h (5mph)
Gusts15km/h (10mph)12km/h (7mph)14km/h (9mph)16km/h (10mph)4km/h (3mph)12km/h (7mph)20km/h (12mph)12km/h (7mph)
Direction 62°
ENE
52°
NE
49°
NE
49°
NE
67°
ENE
159°
SSE
76°
ENE
74°
ENE
Wind chill26°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)27°C (81°F)28°C (82°F)27°C (80°F)27°C (80°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.5ft)0.1m (0.3ft)0.2m (0.7ft)0.1m (0.4ft)0.2m (0.6ft)0.2m (0.8ft)
Direction 128°
SE
59°
ENE
65°
ENE
67°
ENE
190°
S
53°
NE
65°
ENE
87°
E
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)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.6m (2ft)0.5m (1.6ft)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 on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:31 and will set at 18:11 on the beach(es) of Ton Sai beach (Ao Nang). 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 7.5mph km/h (with gusts up to 13.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)25°C (77°F)25°C (76°F)25°C (78°F)24°C (75°F)27°C (81°F)27°C (81°F)26°C (79°F)
Perceived temperature28°C (83°F)27°C (81°F)27°C (80°F)27°C (81°F)26°C (78°F)30°C (85°F)30°C (86°F)28°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%83%83%80%69%72%73%78%
Barometric pressure1011 hPa1009 hPa1010 hPa1012 hPa1010 hPa1007 hPa1008 hPa1010 hPa
Cloud cover27%31%43%25%13%81%74%42%
Heat index28°C (83°F)27°C (81°F)27°C (80°F)27°C (81°F)26°C (78°F)30°C (85°F)30°C (86°F)28°C (83°F)
Dew point22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)18°C (64°F)22°C (71°F)22°C (72°F)22°C (72°F)
Wind
Speed9km/h (6mph)12km/h (7mph)9km/h (5mph)8km/h (5mph)2km/h (1mph)6km/h (4mph)12km/h (8mph)10km/h (6mph)
Gusts14km/h (8mph)17km/h (10mph)12km/h (8mph)11km/h (7mph)5km/h (3mph)9km/h (5mph)21km/h (13mph)17km/h (11mph)
Direction 26°
NNE
48°
NE
31°
NNE
47°
NE
181°
S
284°
WNW
52°
NE
28°
NNE
Wind chill26°C (79°F)25°C (77°F)25°C (76°F)25°C (78°F)24°C (75°F)27°C (81°F)27°C (81°F)26°C (79°F)
Waves
Height0.2m (0.7ft)0.1m (0.4ft)0.6m (1.9ft)0.3m (1.0ft)0.2m (0.6ft)0.3m (0.9ft)0.2m (0.5ft)0.1m (0.3ft)
Direction 85°
E
84°
E
52°
NE
237°
WSW
237°
WSW
236°
WSW
235°
SW
90°
E
Period2.8 sec.2.2 sec.2.2 sec.14.4 sec.14.3 sec.14.3 sec.14.2 sec.5.7 sec.
Significant height0.4m (1.3ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)
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 06:32 and will set at 18:11 on the beach(es) of Ton Sai beach (Ao Nang). 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 6.2mph km/h (with gusts up to 8.7mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (78°F)25°C (77°F)25°C (76°F)26°C (78°F)25°C (76°F)27°C (80°F)28°C (82°F)27°C (80°F)
Perceived temperature28°C (82°F)27°C (81°F)27°C (80°F)28°C (82°F)27°C (80°F)29°C (84°F)31°C (87°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%84%79%73%68%71%76%
Barometric pressure1010 hPa1009 hPa1009 hPa1010 hPa1009 hPa1007 hPa1007 hPa1009 hPa
Cloud cover24%14%12%12%12%35%51%34%
Heat index28°C (82°F)27°C (81°F)27°C (80°F)28°C (82°F)27°C (80°F)29°C (84°F)31°C (87°F)29°C (84°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)22°C (72°F)22°C (71°F)
Wind
Speed9km/h (6mph)8km/h (5mph)9km/h (6mph)7km/h (4mph)5km/h (3mph)5km/h (3mph)6km/h (4mph)10km/h (6mph)
Gusts13km/h (8mph)12km/h (7mph)13km/h (8mph)9km/h (6mph)10km/h (6mph)9km/h (6mph)9km/h (6mph)14km/h (9mph)
Direction 38°
NE
56°
NE
49°
NE
39°
NE
153°
SSE
233°
SW
90°
E
25°
NNE
Wind chill25°C (78°F)25°C (77°F)25°C (76°F)26°C (78°F)25°C (76°F)27°C (80°F)28°C (82°F)27°C (80°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.5m (1.6ft)0.4m (1.3ft)
Direction 162°
SSE
234°
SW
235°
SW
237°
WSW
237°
WSW
237°
WSW
236°
WSW
236°
SW
Period9.9 sec.14.0 sec.13.7 sec.16.1 sec.17.4 sec.17.4 sec.17.4 sec.17.4 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
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 Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 06:32 and will set at 18:12 on the beach(es) of Ton Sai beach (Ao Nang). The outside temperature will be a high of 83°F t and a low of 77°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 8.7mph km/h (with gusts up to 12.4mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (78°F)25°C (77°F)25°C (76°F)26°C (78°F)27°C (81°F)28°C (83°F)28°C (82°F)26°C (79°F)
Perceived temperature28°C (82°F)27°C (81°F)27°C (80°F)28°C (82°F)29°C (85°F)30°C (87°F)30°C (87°F)29°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%83%84%76%66%64%69%76%
Barometric pressure1009 hPa1009 hPa1009 hPa1010 hPa1009 hPa1007 hPa1008 hPa1010 hPa
Cloud cover20%12%10%10%16%39%44%20%
Heat index28°C (82°F)27°C (81°F)27°C (80°F)28°C (82°F)29°C (85°F)30°C (87°F)30°C (87°F)29°C (83°F)
Dew point22°C (71°F)22°C (71°F)22°C (71°F)21°C (70°F)20°C (69°F)21°C (69°F)22°C (71°F)22°C (71°F)
Wind
Speed9km/h (6mph)8km/h (5mph)9km/h (6mph)8km/h (5mph)4km/h (2mph)3km/h (2mph)11km/h (7mph)14km/h (9mph)
Gusts13km/h (8mph)12km/h (7mph)13km/h (8mph)12km/h (7mph)5km/h (3mph)5km/h (3mph)16km/h (10mph)20km/h (13mph)
Direction 36°
NE
36°
NE
36°
NE
41°
NE
126°
SE
202°
SSW
100°
E
34°
NE
Wind chill25°C (78°F)25°C (77°F)25°C (76°F)26°C (78°F)27°C (81°F)28°C (83°F)28°C (82°F)26°C (79°F)
Waves
Height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1.0ft)0.1m (0.3ft)0.1m (0.3ft)
Direction 161°
SSE
122°
ESE
199°
SSW
237°
WSW
237°
WSW
237°
WSW
236°
WSW
82°
E
Period7.5 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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