Measurements:
°C
°F
CURRENT WEATHER
06:18
Koh Lan
86°F
N 12 mph
Feels like: 96°F
Precip: 33%
World Resorts Thailand Koh Lan Weather

7 Day Weather Forecast

09.29
tue
DAY
88°F
N 11 mph
precip
24%
NIGHT
86°F
N 10 mph
precip
57%
09.30
wed
DAY
86°F
NE 5 mph
precip
7%
NIGHT
88°F
NE 9 mph
precip
16%
10.01
thu
DAY
88°F
E 2 mph
precip
7%
NIGHT
88°F
N 11 mph
precip
20%
10.02
fri
DAY
88°F
N 6 mph
precip
12%
NIGHT
88°F
N 11 mph
precip
22%
10.03
sat
DAY
88°F
NE 4 mph
precip
38%
NIGHT
86°F
NW 11 mph
precip
20%
10.04
sun
DAY
88°F
N 5 mph
precip
31%
NIGHT
88°F
N 10 mph
precip
14%
10.05
mon
DAY
88°F
E 4 mph
precip
29%
NIGHT
88°F
NE 10 mph
precip
49%

Koh Lan Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Koh Lan was 29.9°F. The maximum and minimum values were 29.3°F and 30.4°F respectively.

Koh Lan on the Weather Map

Best Time to Visit Koh Lan
The most sunny months:
January 22 days
December 22 days
March 21 days
The most warm months:
April 94.5 °F
May 94.2 °F
June 92.2 °F
Warmest sea temperature:
May 91.7 °F
June 90.7 °F
April 90.3 °F
The most cold months:
December 89.2 °F
January 89.8 °F
September 89.8 °F
The most rainy months:
October 15 days
September 12 days
July 10 days
The most windy months:
July 11 mph
June 11 mph
August 11 mph
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