Measurements:
°C
°F
CURRENT WEATHER
01:13
Samui
86°F
E 19 mph
Feels like: 94°F
Precip: 21%
World Resorts Thailand Samui Weather

14 Day Weather Forecast

08.25
tue
DAY
86°F
E 9 mph
precip
18%
NIGHT
86°F
E 18 mph
precip
19%
08.26
wed
DAY
86°F
SE 9 mph
precip
17%
NIGHT
88°F
E 21 mph
precip
18%
08.27
thu
DAY
88°F
E 25 mph
precip
18%
NIGHT
86°F
NE 21 mph
precip
18%
08.28
fri
DAY
88°F
E 17 mph
precip
20%
NIGHT
86°F
E 24 mph
precip
18%
08.29
sat
DAY
88°F
E 17 mph
precip
26%
NIGHT
86°F
E 22 mph
precip
20%
08.30
sun
DAY
88°F
E 24 mph
precip
36%
NIGHT
86°F
NE 27 mph
precip
20%
08.31
mon
DAY
90°F
E 27 mph
precip
11%
NIGHT
86°F
NE 24 mph
precip
20%
09.01
tue
DAY
90°F
E 19 mph
precip
17%
NIGHT
88°F
NE 19 mph
precip
17%
09.02
wed
DAY
88°F
SE 12 mph
precip
15%
NIGHT
88°F
E 17 mph
precip
18%
09.03
thu
DAY
88°F
E 11 mph
precip
8%
NIGHT
88°F
E 19 mph
precip
18%
09.04
fri
DAY
86°F
E 20 mph
precip
29%
NIGHT
86°F
NE 21 mph
precip
21%
09.05
sat
DAY
86°F
E 23 mph
precip
30%
NIGHT
86°F
E 21 mph
precip
21%
09.06
sun
DAY
88°F
E 14 mph
precip
36%
NIGHT
88°F
E 17 mph
precip
9%
09.07
mon
DAY
88°F
SE 14 mph
precip
6%
NIGHT
88°F
E 17 mph
precip
9%

Samui Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Samui was 89.9°F. The maximum and minimum values were 89.2°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
more details
Thailand Resorts:
NAME
F°
Bang Tao Beach +84
Bangkok +86
Cape Panwa +84
Hua Hin +86
Karon Beach +84
Kata Beach +84
Khao Lak +82
Koh Chang +88
Nai Yang Beach +84
Pattaya +84
Phangan +86
Phi Phi +86
Phuket +84
Samet +86
Samui +86
all resorts
24 Hours Weather Forecast
Samui
Local time: 01:13
25 aug, tuesday
0300 84°F
NE
17 mph
0600 86°F
E
16 mph
0900 86°F
E
15 mph
1200 86°F
E
9 mph
1500 90°F
SE
23 mph
1800 90°F
SE
25 mph
2100 88°F
E
21 mph
26 aug, wednesday
0000 86°F
E
18 mph