Measurements:
°C
°F
Samui
82°F
NW 13 mph
Feels like: 86°F
Precip: 6%
World Resorts Thailand Samui Weather

14 Day Weather Forecast

08.17
mon
DAY
82°F
W 16 mph
precip
20%
NIGHT
84°F
NW 15 mph
precip
19%
08.18
tue
DAY
84°F
W 14 mph
precip
20%
NIGHT
82°F
NW 9 mph
precip
8%
08.19
wed
DAY
84°F
W 9 mph
precip
20%
NIGHT
82°F
NW 12 mph
precip
8%
08.20
thu
DAY
82°F
W 11 mph
precip
20%
NIGHT
82°F
NW 12 mph
precip
24%
08.21
fri
DAY
82°F
NW 15 mph
precip
20%
NIGHT
82°F
NW 16 mph
precip
18%
08.22
sat
DAY
84°F
W 18 mph
precip
16%
NIGHT
82°F
NW 20 mph
precip
11%
08.23
sun
DAY
84°F
W 19 mph
precip
17%
NIGHT
82°F
NW 21 mph
precip
28%
08.24
mon
DAY
82°F
W 22 mph
precip
15%
NIGHT
82°F
NW 25 mph
precip
24%
08.25
tue
DAY
82°F
NW 21 mph
precip
13%
NIGHT
80°F
NW 17 mph
precip
11%
08.26
wed
DAY
80°F
NW 17 mph
precip
28%
NIGHT
82°F
NW 17 mph
precip
17%
08.27
thu
DAY
82°F
W 16 mph
precip
16%
NIGHT
82°F
NW 17 mph
precip
15%
08.28
fri
DAY
82°F
W 16 mph
precip
38%
NIGHT
82°F
W 15 mph
precip
41%
08.29
sat
DAY
82°F
W 18 mph
precip
33%
NIGHT
82°F
NW 19 mph
precip
22%
08.30
sun
DAY
82°F
NW 20 mph
precip
13%
NIGHT
82°F
NW 21 mph
precip
20%

Samui Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Samui was 90.1°F. The maximum and minimum values were 89.6°F and 90.4°F respectively.

Samui on the Weather Map

Best Time to Visit Samui
The most sunny months:
April 18 days
May 14 days
March 14 days
The most warm months:
May 92.3 °F
June 91.8 °F
July 91.1 °F
Warmest sea temperature:
May 91.6 °F
April 90.6 °F
June 90.6 °F
The most cold months:
January 86.7 °F
February 87.0 °F
December 87.3 °F
The most rainy months:
November 15 days
October 11 days
December 9 days
The most windy months:
July 12 mph
September 12 mph
December 11 mph
Thailand Resorts:
NAME
Bang Tao Beach +82
Bangkok +84
Cape Panwa +82
Hua Hin +82
Karon Beach +82
Kata Beach +82
Khao Lak +82
Koh Chang +84
Nai Yang Beach +82
Pattaya +86
Phangan +86
Phi Phi +86
Phuket +82
Samet +84
Samui +82
24 Hours Weather Forecast
Samui
Local time: 06:14
17 aug, monday
0900 82°F
W
14 mph
1200 82°F
W
16 mph
1500 84°F
W
17 mph
1800 84°F
W
16 mph
2100 84°F
NW
16 mph
18 aug, tuesday
0000 84°F
NW
15 mph
0300 82°F
NW
11 mph
0600 82°F
NW
14 mph