World Resorts Thailand Koh Lanta Weather

Koh Lanta 14 Days Forecast

18.08
tue
Day
84°F
E 16 mph
Precip.
21%
Night
84°F
E 15 mph
Precip.
22%
19.08
wed
Day
84°F
E 20 mph
Precip.
30%
Night
84°F
E 19 mph
Precip.
20%
20.08
thu
Day
84°F
E 19 mph
Precip.
24%
Night
84°F
E 17 mph
Precip.
24%
21.08
fri
Day
84°F
E 17 mph
Precip.
31%
Night
84°F
NE 8 mph
Precip.
19%
22.08
sat
Day
84°F
E 8 mph
Precip.
47%
Night
84°F
E 11 mph
Precip.
20%
23.08
sun
Day
84°F
E 13 mph
Precip.
21%
Night
84°F
E 17 mph
Precip.
15%
24.08
mon
Day
82°F
E 17 mph
Precip.
66%
Night
82°F
E 17 mph
Precip.
47%
25.08
tue
Day
84°F
E 13 mph
Precip.
55%
Night
82°F
E 9 mph
Precip.
22%
26.08
wed
Day
84°F
E 14 mph
Precip.
17%
Night
84°F
E 17 mph
Precip.
22%
27.08
thu
Day
82°F
E 18 mph
Precip.
31%
Night
84°F
E 17 mph
Precip.
22%
28.08
fri
Day
82°F
E 21 mph
Precip.
43%
Night
82°F
E 16 mph
Precip.
58%
29.08
sat
Day
81°F
E 24 mph
Precip.
51%
Night
84°F
E 20 mph
Precip.
19%
30.08
sun
Day
82°F
E 20 mph
Precip.
55%
Night
82°F
E 17 mph
Precip.
45%
31.08
mon
Day
82°F
E 21 mph
Precip.
57%
Night
84°F
E 17 mph
Precip.
54%

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 86.7°F. The highest and lowest sea temperatures during the month were 87.4°F and 85.8°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

Sunniest months:
March 21 days
February 18 days
April 16 days
Warmest months:
April 88.0 °F
May 87.9 °F
March 87.8 °F
Warmest sea temp:
April 87.4 °F
May 87.3 °F
June 86.3 °F
Coldest months:
November 85.6 °F
September 85.7 °F
December 85.7 °F
Rainiest months:
September 14 days
October 14 days
May 13 days
Windiest months:
September 11.7 mph
August 11.1 mph
July 11.1 mph

Koh Lanta on a weather map

Current weather
03:58
Koh Lanta
+84°F
E 14 mph
Feels like: +91°F
Precip.: 21%
Places in Thailand:
Name
°F
Bang Tao Beach
+81°F
Bangkok
+81°F
Khao Lak
+79°F
Karon Beach
+81°F
Kata Beach
+81°F
Samet
+82°F
Koh Chang
+82°F
Cape Panwa
+81°F
Nai Yang Beach
+81°F
Phangan
+84°F
Pattaya
+81°F
Phi Phi
+84°F
Phuket
+81°F
Samui
+82°F
Hua Hin
+81°F
all places
24 Hours Forecast
Koh Lanta
Local time: 03:58
August 18, tuesday
0600
84°F
E
14 mph
0900
82°F
E
14 mph
1200
84°F
E
16 mph
1500
84°F
E
17 mph
1800
84°F
E
16 mph
2100
84°F
E
14 mph
August 19, wednesday
0000
84°F
E
15 mph
0300
82°F
E
17 mph
Units of measurement: °C / °F