Sea weather in Koh Phangan in Thailand All the beach weather in Koh Phangan

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

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

Date Outside temp. Our opinion
Friday 5 December 202581°F to 81°Fdiscouraged
Saturday 6 December 202579°F to 81°Fdiscouraged
Sunday 7 December 202574°F to 81°Frecommended
Monday 8 December 202581°F to 81°Frecommended
Tuesday 9 December 202579°F to 81°Fdiscouraged
Wednesday 10 December 202579°F to 81°Fdiscouraged
Thursday 11 December 202579°F to 81°Frecommended

Sea Weather: Your daily and hourly sea weather in Koh Phangan

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 06:23 and will set at 17:59 on the beach(es) of Koh Phangan. The outside temperature will be a high of 81°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 16.2mph km/h (with gusts up to 22.4mph). Wave height will be up to 1.3ft 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 (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (86°F)30°C (85°F)29°C (85°F)30°C (85°F)29°C (85°F)30°C (86°F)31°C (88°F)31°C (88°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity80%77%76%76%76%77%80%81%
Barometric pressure1012 hPa1011 hPa1012 hPa1013 hPa1012 hPa1009 hPa1010 hPa1013 hPa
Cloud cover72%96%74%65%38%71%75%73%
Heat index30°C (86°F)30°C (85°F)29°C (85°F)30°C (85°F)29°C (85°F)30°C (86°F)31°C (88°F)31°C (88°F)
Dew point23°C (74°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)24°C (75°F)24°C (75°F)
Wind
Speed12km/h (7mph)6km/h (4mph)7km/h (4mph)6km/h (4mph)15km/h (9mph)24km/h (15mph)26km/h (16mph)24km/h (15mph)
Gusts20km/h (12mph)9km/h (6mph)12km/h (8mph)8km/h (5mph)22km/h (14mph)35km/h (22mph)36km/h (22mph)34km/h (21mph)
Direction 36°
NE
50°
NE
56°
ENE
92°
E
119°
ESE
117°
ESE
110°
ESE
111°
ESE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Waves
Height0.1m (0.5ft)0.3m (1.0ft)0.3m (1.1ft)0.3m (0.9ft)0.2m (0.8ft)0.4m (1.2ft)0.4m (1.3ft)0.3m (1.0ft)
Direction 40°
NE
30°
NNE
34°
NNE
39°
NE
47°
NE
90°
E
83°
E
98°
E
Period0.1 sec.4.6 sec.4.4 sec.4.2 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 06:23 and will set at 17:59 on the beach(es) of Koh Phangan. 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 14.3mph km/h (with gusts up to 23mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (81°F)27°C (80°F)27°C (81°F)26°C (79°F)27°C (81°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)29°C (84°F)30°C (86°F)30°C (86°F)30°C (87°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity82%79%77%78%78%74%76%77%
Barometric pressure1012 hPa1011 hPa1012 hPa1014 hPa1013 hPa1010 hPa1011 hPa1013 hPa
Cloud cover73%86%85%76%73%80%72%76%
Heat index30°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)29°C (84°F)30°C (86°F)30°C (86°F)30°C (87°F)
Dew point24°C (75°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)
Wind
Speed19km/h (12mph)23km/h (15mph)20km/h (12mph)21km/h (13mph)18km/h (11mph)18km/h (11mph)20km/h (13mph)16km/h (10mph)
Gusts33km/h (20mph)34km/h (21mph)37km/h (23mph)30km/h (19mph)35km/h (21mph)26km/h (16mph)30km/h (18mph)22km/h (14mph)
Direction 124°
SE
111°
ESE
97°
E
95°
E
90°
E
77°
ENE
79°
ENE
86°
E
Wind chill27°C (80°F)27°C (81°F)27°C (80°F)27°C (81°F)26°C (79°F)27°C (81°F)27°C (81°F)27°C (81°F)
Waves
Height0.3m (0.9ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.5ft)0.2m (0.6ft)0.2m (0.6ft)0.1m (0.4ft)0.1m (0.4ft)
Direction 103°
ESE
81°
E
86°
E
90°
E
74°
ENE
86°
E
93°
E
92°
E
Period4.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.6.3 sec.3.7 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 06:24 and will set at 17:59 on the beach(es) of Koh Phangan. The outside temperature will be a high of 81°F t and a low of 74°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 15.5mph). Wave height will be up to 2ft 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)27°C (80°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)28°C (83°F)29°C (85°F)30°C (86°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%77%75%76%77%73%75%76%
Barometric pressure1013 hPa1011 hPa1012 hPa1014 hPa1013 hPa1010 hPa1011 hPa1013 hPa
Cloud cover31%36%80%76%78%87%78%81%
Heat index30°C (87°F)30°C (86°F)30°C (86°F)30°C (86°F)28°C (83°F)29°C (85°F)30°C (86°F)30°C (86°F)
Dew point23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)21°C (71°F)22°C (71°F)22°C (72°F)23°C (73°F)
Wind
Speed14km/h (9mph)16km/h (10mph)18km/h (11mph)14km/h (9mph)14km/h (9mph)13km/h (8mph)16km/h (10mph)16km/h (10mph)
Gusts19km/h (12mph)21km/h (13mph)25km/h (16mph)20km/h (12mph)24km/h (15mph)20km/h (12mph)23km/h (14mph)23km/h (14mph)
Direction 89°
E
83°
E
93°
E
98°
E
103°
ESE
92°
E
85°
E
81°
E
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (81°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.6m (1.8ft)
Direction 92°
E
89°
E
89°
E
88°
E
89°
E
89°
E
89°
E
90°
E
Period6.7 sec.6.8 sec.6.8 sec.6.8 sec.6.8 sec.6.8 sec.6.8 sec.6.6 sec.
Significant height0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 06:25 and will set at 18:00 on the beach(es) of Koh Phangan. The outside temperature will be a high of 81°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 16.8mph). Wave height will be up to 0.7ft 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 (80°F)27°C (80°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (83°F)29°C (84°F)30°C (86°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%74%72%71%69%70%73%74%
Barometric pressure1012 hPa1011 hPa1011 hPa1013 hPa1012 hPa1010 hPa1011 hPa1013 hPa
Cloud cover87%80%86%61%70%28%82%88%
Heat index30°C (85°F)29°C (84°F)29°C (84°F)29°C (85°F)29°C (83°F)29°C (84°F)30°C (86°F)30°C (86°F)
Dew point22°C (72°F)22°C (71°F)21°C (71°F)21°C (70°F)20°C (69°F)21°C (70°F)22°C (71°F)22°C (72°F)
Wind
Speed9km/h (6mph)9km/h (5mph)9km/h (6mph)10km/h (6mph)10km/h (6mph)15km/h (10mph)16km/h (10mph)19km/h (12mph)
Gusts13km/h (8mph)12km/h (8mph)13km/h (8mph)14km/h (8mph)15km/h (10mph)23km/h (14mph)23km/h (14mph)27km/h (17mph)
Direction 98°
E
82°
E
88°
E
92°
E
114°
ESE
108°
ESE
92°
E
85°
E
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.2m (0.7ft)0.1m (0.4ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.5ft)0.2m (0.6ft)
Direction 90°
E
90°
E
90°
E
89°
E
57°
ENE
62°
ENE
68°
ENE
72°
ENE
Period6.6 sec.6.6 sec.6.3 sec.6.3 sec.6.3 sec.6.3 sec.6.3 sec.6.3 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 06:25 and will set at 18:00 on the beach(es) of Koh Phangan. The outside temperature will be a high of 81°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 14.9mph km/h (with gusts up to 20.5mph). Wave height will be up to 1.3ft 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)26°C (79°F)27°C (80°F)27°C (80°F)26°C (80°F)
Perceived temperature29°C (85°F)29°C (84°F)29°C (84°F)29°C (84°F)28°C (82°F)28°C (83°F)29°C (84°F)29°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%71%69%68%67%69%71%73%
Barometric pressure1012 hPa1011 hPa1011 hPa1013 hPa1012 hPa1010 hPa1010 hPa1012 hPa
Cloud cover70%73%84%73%16%75%58%52%
Heat index29°C (85°F)29°C (84°F)29°C (84°F)29°C (84°F)28°C (82°F)28°C (83°F)29°C (84°F)29°C (83°F)
Dew point22°C (71°F)21°C (70°F)20°C (69°F)20°C (69°F)20°C (67°F)20°C (69°F)21°C (70°F)21°C (70°F)
Wind
Speed17km/h (11mph)10km/h (6mph)12km/h (8mph)11km/h (7mph)14km/h (9mph)17km/h (10mph)24km/h (15mph)22km/h (14mph)
Gusts23km/h (15mph)14km/h (9mph)17km/h (10mph)15km/h (10mph)23km/h (14mph)24km/h (15mph)33km/h (20mph)31km/h (19mph)
Direction 86°
E
101°
E
99°
E
78°
ENE
47°
NE
35°
NE
32°
NNE
35°
NE
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)26°C (79°F)27°C (80°F)27°C (80°F)26°C (80°F)
Waves
Height0.2m (0.7ft)0.2m (0.6ft)0.1m (0.5ft)0.2m (0.8ft)0.2m (0.8ft)0.3m (1.0ft)0.4m (1.2ft)0.3m (1.0ft)
Direction 83°
E
86°
E
80°
E
97°
E
100°
E
87°
E
84°
E
89°
E
Period6.3 sec.6.3 sec.6.3 sec.6.6 sec.6.6 sec.6.6 sec.6.6 sec.6.6 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)28°C (82°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 06:26 and will set at 18:01 on the beach(es) of Koh Phangan. The outside temperature will be a high of 81°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 13.7mph km/h (with gusts up to 19.3mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)26°C (79°F)26°C (79°F)27°C (80°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)
Perceived temperature28°C (83°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%74%70%68%69%70%70%70%
Barometric pressure1012 hPa1011 hPa1011 hPa1012 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover59%58%54%53%59%57%42%27%
Heat index28°C (83°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (82°F)
Dew point21°C (70°F)21°C (70°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (69°F)20°C (68°F)
Wind
Speed20km/h (13mph)21km/h (13mph)22km/h (13mph)21km/h (13mph)22km/h (14mph)22km/h (13mph)20km/h (13mph)16km/h (10mph)
Gusts27km/h (17mph)28km/h (17mph)29km/h (18mph)28km/h (17mph)31km/h (19mph)31km/h (19mph)28km/h (17mph)22km/h (14mph)
Direction 26°
NNE
27°
NNE
34°
NE
34°
NNE
27°
NNE
23°
NNE
22°
NNE
10°
N
Wind chill26°C (79°F)26°C (79°F)26°C (79°F)27°C (80°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1.0ft)
Direction 92°
E
94°
E
61°
ENE
43°
NE
43°
NE
43°
NE
44°
NE
51°
NE
Period6.6 sec.6.6 sec.6.1 sec.5.8 sec.5.7 sec.5.7 sec.5.7 sec.5.7 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)
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 December 2025

On Thursday 11 December 2025, the sun will rise at 06:26 and will set at 18:01 on the beach(es) of Koh Phangan. The outside temperature will be a high of 81°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 11.2mph km/h (with gusts up to 16.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)26°C (78°F)26°C (79°F)27°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (79°F)
Perceived temperature27°C (81°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%67%66%65%66%66%68%71%
Barometric pressure1010 hPa1009 hPa1010 hPa1011 hPa1010 hPa1008 hPa1008 hPa1010 hPa
Cloud cover9%9%10%18%45%50%28%23%
Heat index27°C (81°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)
Dew point19°C (67°F)19°C (67°F)19°C (66°F)19°C (67°F)20°C (67°F)20°C (67°F)20°C (68°F)21°C (69°F)
Wind
Speed12km/h (7mph)14km/h (9mph)15km/h (9mph)16km/h (10mph)18km/h (11mph)18km/h (11mph)17km/h (11mph)15km/h (10mph)
Gusts16km/h (10mph)18km/h (11mph)20km/h (12mph)22km/h (13mph)26km/h (16mph)25km/h (16mph)24km/h (15mph)21km/h (13mph)
Direction
N

N

N
14°
NNE
16°
NNE
21°
NNE
23°
NNE
16°
NNE
Wind chill26°C (78°F)26°C (78°F)26°C (79°F)27°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (79°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.2m (0.7ft)
Direction 66°
ENE
77°
ENE
53°
NE
39°
NE
42°
NE
47°
NE
48°
NE
50°
NE
Period5.6 sec.5.6 sec.5.5 sec.5.4 sec.5.3 sec.5.3 sec.5.3 sec.5.3 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units