Measurements:
°C
°F
CURRENT WEATHER
17:05
Samui
90°F
N 6 mph
Feels like: 100°F
Precip: 25%
World Resorts Thailand Samui Weather

14 Day Weather Forecast

08.04
tue
DAY
88°F
E 9 mph
precip
17%
NIGHT
88°F
NE 16 mph
precip
18%
08.05
wed
DAY
90°F
NE 14 mph
precip
47%
NIGHT
88°F
NE 22 mph
precip
12%
08.06
thu
DAY
88°F
NE 20 mph
precip
29%
NIGHT
88°F
NE 22 mph
precip
41%
08.07
fri
DAY
88°F
NE 19 mph
precip
57%
NIGHT
88°F
NE 25 mph
precip
10%
08.08
sat
DAY
88°F
NE 20 mph
precip
38%
NIGHT
88°F
NE 22 mph
precip
8%
08.09
sun
DAY
90°F
NE 19 mph
precip
20%
NIGHT
88°F
NE 21 mph
precip
9%
08.10
mon
DAY
88°F
E 18 mph
precip
24%
NIGHT
88°F
NE 22 mph
precip
8%
08.11
tue
DAY
90°F
E 17 mph
precip
36%
NIGHT
88°F
E 22 mph
precip
11%
08.12
wed
DAY
90°F
E 22 mph
precip
21%
NIGHT
88°F
E 24 mph
precip
12%
08.13
thu
DAY
90°F
E 23 mph
precip
7%
NIGHT
88°F
E 27 mph
precip
13%
08.14
fri
DAY
88°F
E 27 mph
precip
20%
NIGHT
86°F
E 25 mph
precip
14%
08.15
sat
DAY
88°F
E 25 mph
precip
17%
NIGHT
88°F
E 25 mph
precip
13%
08.16
sun
DAY
86°F
E 29 mph
precip
17%
NIGHT
84°F
E 17 mph
precip
37%
08.17
mon
DAY
86°F
E 17 mph
precip
50%
NIGHT
86°F
E 22 mph
precip
14%

Samui Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Samui was 89.4°F. The maximum and minimum values were 88.2°F and 91.2°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 +86
Bangkok +90
Cape Panwa +86
Hua Hin +92
Karon Beach +86
Kata Beach +86
Khao Lak +84
Koh Chang +88
Nai Yang Beach +86
Pattaya +88
Phangan +90
Phi Phi +88
Phuket +86
Samet +86
Samui +90
all resorts
24 Hours Weather Forecast
Samui
Local time: 17:05
04 aug, tuesday
1800 90°F
N
6 mph
2100 88°F
NE
12 mph
05 aug, wednesday
0000 88°F
NE
16 mph
0300 88°F
NE
17 mph
0600 88°F
NE
17 mph
0900 88°F
NE
17 mph
1200 90°F
NE
14 mph
1500 90°F
NE
18 mph