21.12
sun
sun
Day
84°F
S 5 mph
Precip.
0%
0%
Night
79°F
SW 12 mph
Precip.
0%
0%
22.12
mon
mon
Day
84°F
S 4 mph
Precip.
0%
0%
Night
79°F
SW 8 mph
Precip.
0%
0%
23.12
tue
tue
Day
82°F
NW 2 mph
Precip.
0%
0%
Night
79°F
SW 11 mph
Precip.
0%
0%
24.12
wed
wed
Day
82°F
E 4 mph
Precip.
0%
0%
Night
81°F
SW 6 mph
Precip.
0%
0%
25.12
thu
thu
Day
82°F
SE 5 mph
Precip.
0%
0%
Night
81°F
W 12 mph
Precip.
0%
0%
26.12
fri
fri
Day
82°F
W 8 mph
Precip.
100%
100%
Night
81°F
W 15 mph
Precip.
0%
0%
27.12
sat
sat
Day
84°F
W 9 mph
Precip.
100%
100%
Night
79°F
W 14 mph
Precip.
51%
51%
sea water
temperature
temperature
| Koh Lanta |
monthly
weather
weather
| Koh Lanta |
current
weather
weather
| Koh Lanta |
14 days
forecast
forecast
| Koh Lanta |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 83.4°F. The highest and lowest sea temperatures during the month were 84.2°F and 82.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 83.2°F. The highest and lowest sea temperatures during the month were 84.0°F and 82.0°F.
Air temperature in Koh Lanta, °F
Precipitation total in Koh Lanta, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Koh Lanta
Koh Lanta on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Koh Lanta
Local time: 18:30
December 21, sunday
2100
81°F
SW
15 mph
15 mph
December 22, monday
0000
79°F
SW
12 mph
12 mph
0300
77°F
SW
9 mph
9 mph
0600
77°F
SW
11 mph
11 mph
0900
79°F
SW
10 mph
10 mph
1200
84°F
S
4 mph
4 mph
1500
84°F
E
6 mph
6 mph
1800
82°F
SE
2 mph
2 mph
