Swimming in Koh Lanta in december 2026: Average sea temperature in december and tide times in december 2026
Average sea temperature in Koh Lanta in december 2026.
In december, according to seasonal norms, the sea temperature in Koh Lanta is:
Minimum: 82°F
Average: 85°F
Maximum: 87°F
Other useful seasonal weather averages in december:
- Outside temperature: 79°F to 85°F
- Most common weather: "Clear/Sunny"
- The wind blows at 16.8mph
- It rains a total of 9.1in, over 12 day(s).
Should we swim in Koh Lanta in december?
Yes! The water temperature in Koh Lanta in december is ideal
In december, swimming is ideal on the beaches around Koh Lanta! With water reaching 87°F at most and 85°F on average, spending time in the water is very pleasant.
Note also that in december, the climate is good with an average outside temperature of 82°F, 9in of precipitation (over 12 days) and 82.55 % humidity.
Water and normal seasonal temperatures in Koh Lanta in december
| December | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 82°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 81°F | ||
| Wind speed | 13.1mph | ||
| Wind temperature | 81°F | ||
| Precipitation | 9.1in | ||
| Number of days of rain | 12 jour(s) (39%) | ||
| Humidity | 83% | ||
| Visibility in kilometers | 9.29km | ||
| Cloud cover | 36% | ||
| Our opinion | ideal swimming |
Chart of the tides in december 2026
Tide times in december 2026 in Koh Lanta
Swim elsewhere in Thailand in december
| City | Average T° | Min. T° | Max. T° | Our opinion | Bangkok in december | 83°F | 85°F | ideal swimming | Chanthaburi in december | 84°F | 87°F | ideal swimming | Hua Hin in december | 83°F | 86°F | ideal swimming | Khao Lak national Park in december | 84°F | 87°F | ideal swimming | Koh Chang in december | 84°F | 87°F | ideal swimming | Koh Phangan in december | 83°F | 86°F | ideal swimming | Koh Phi Phi in december | 84°F | 87°F | ideal swimming | Koh Tao in december | 83°F | 86°F | ideal swimming | Krabi - Ao Nang in december | 84°F | 86°F | ideal swimming | Pattaya in december | 83°F | 86°F | ideal swimming | Ko Samet in december | 83°F | 86°F | ideal swimming | Koh Kut (Koh Kood) in december | 84°F | 87°F | ideal swimming | Trat in december | 84°F | 87°F | ideal swimming | Koh Yao Noi in december | 84°F | 87°F | ideal swimming | Koh Yao Yai in december | 84°F | 86°F | ideal swimming | Railay beach in december | 84°F | 86°F | ideal swimming | Cha-am in december | 83°F | 86°F | ideal swimming |