Long range weather outlook for Ko Samui includes 14 day forecast summary:
Taking a look at Ko Samui over the coming two weeks and the average daytime maximum temperature will be around 34°C, with a high for the two weeks of 35°C expected on the afternoon of Wednesday 22nd.
The mean minimum temperature will be 29°C, dipping to its lowest on the morning of Saturday 18th at 29°C.
Expect the following 14 days ahead to
have some days seeing a little precipitation and some days with rain.
Predictions are Friday 24th will have the most precipitation with an accumulation of around 24.0mm.
On the whole winds are likely to be moderate.
Wed 15 May | 10:00 |
SSE
|
5 / 6 mph
|
91 / 102°F
| 73% |
1011 mb
|
13%
|
0.0 In
|
|
| 13:00 |
ESE
|
6 / 7 mph
|
93 / 108°F
| 69% |
1009 mb
|
16%
|
0.0 In
|
|
| 16:00 |
E
|
9 / 11 mph
|
93 / 109°F
| 68% |
1008 mb
|
16%
|
0.0 In
|
|
| 19:00 |
ESE
|
12 / 14 mph
|
90 / 105°F
| 70% |
1008 mb
|
9%
|
0.0 In
|
|
| 22:00 |
SE
|
11 / 14 mph
|
88 / 99°F
| 72% |
1010 mb
|
6%
|
0.0 In
|
|
Thu 16 May | 01:00 |
SE
|
11 / 14 mph
|
87 / 98°F
| 73% |
1009 mb
|
11%
|
0.0 In
|
|
| 04:00 |
SE
|
6 / 9 mph
|
85 / 95°F
| 74% |
1008 mb
|
18%
|
0.1 In
|
|
| 07:00 |
SSW
|
5 / 9 mph
|
88 / 93°F
| 70% |
1009 mb
|
17%
|
0.2 In
|
|
| 10:00 |
SSW
|
3 / 4 mph
|
91 / 103°F
| 70% |
1011 mb
|
15%
|
0.0 In
|
|
| 13:00 |
ESE
|
2 / 3 mph
|
95 / 111°F
| 68% |
1009 mb
|
24%
|
0.0 In
|
|
| 16:00 |
E
|
7 / 9 mph
|
95 / 111°F
| 67% |
1007 mb
|
19%
|
0.0 In
|
|
| 19:00 |
ESE
|
7 / 8 mph
|
91 / 105°F
| 67% |
1008 mb
|
46%
|
0.0 In
|
|
| 22:00 |
SE
|
5 / 6 mph
|
88 / 100°F
| 68% |
1009 mb
|
20%
|
0.0 In
|
|
Fri 17 May | 01:00 |
S
|
4 / 5 mph
|
86 / 96°F
| 71% |
1008 mb
|
28%
|
0.0 In
|
|
| 04:00 |
S
|
7 / 11 mph
|
84 / 93°F
| 75% |
1008 mb
|
31%
|
0.1 In
|
|
| 07:00 |
ESE
|
4 / 7 mph
|
88 / 92°F
| 74% |
1009 mb
|
59%
|
0.1 In
|
|
| 10:00 |
E
|
4 / 5 mph
|
91 / 103°F
| 74% |
1010 mb
|
50%
|
0.0 In
|
|
| 13:00 |
ENE
|
5 / 8 mph
|
94 / 113°F
| 74% |
1009 mb
|
59%
|
0.1 In
|
|
| 16:00 |
NE
|
8 / 10 mph
|
94 / 112°F
| 70% |
1006 mb
|
24%
|
0.0 In
|
|
| 19:00 |
ENE
|
3 / 3 mph
|
91 / 106°F
| 68% |
1008 mb
|
19%
|
0.0 In
|
|
| 22:00 |
SSW
|
7 / 8 mph
|
87 / 98°F
| 71% |
1010 mb
|
36%
|
0.0 In
|
|
Sat 18 May | 01:00 |
W
|
6 / 7 mph
|
85 / 96°F
| 76% |
1008 mb
|
31%
|
0.0 In
|
|
| 04:00 |
WSW
|
7 / 9 mph
|
83 / 92°F
| 78% |
1007 mb
|
25%
|
0.0 In
|
|
| 07:00 |
W
|
9 / 11 mph
|
86 / 92°F
| 77% |
1009 mb
|
23%
|
0.0 In
|
|
| 10:00 |
W
|
9 / 14 mph
|
90 / 101°F
| 75% |
1010 mb
|
59%
|
0.1 In
|
|
| 13:00 |
WNW
|
7 / 8 mph
|
93 / 109°F
| 71% |
1007 mb
|
32%
|
0.0 In
|
|
| 16:00 |
NNW
|
3 / 4 mph
|
94 / 108°F
| 66% |
1005 mb
|
18%
|
0.0 In
|
|
| 19:00 |
W
|
7 / 9 mph
|
89 / 101°F
| 67% |
1007 mb
|
16%
|
0.0 In
|
|
| 22:00 |
W
|
13 / 17 mph
|
86 / 97°F
| 72% |
1008 mb
|
16%
|
0.0 In
|
|
Sun 19 May | 01:00 |
SW
|
10 / 14 mph
|
86 / 95°F
| 73% |
1006 mb
|
16%
|
0.0 In
|
|
| 04:00 |
SSW
|
7 / 11 mph
|
84 / 92°F
| 74% |
1005 mb
|
39%
|
0.0 In
|
|
| 07:00 |
SW
|
5 / 9 mph
|
87 / 93°F
| 77% |
1007 mb
|
24%
|
0.1 In
|
|
| 10:00 |
W
|
7 / 11 mph
|
90 / 103°F
| 77% |
1008 mb
|
20%
|
0.1 In
|
|
| 13:00 |
WNW
|
8 / 9 mph
|
93 / 110°F
| 72% |
1006 mb
|
16%
|
0.0 In
|
|
| 16:00 |
N
|
6 / 7 mph
|
94 / 109°F
| 68% |
1004 mb
|
24%
|
0.0 In
|
|
| 19:00 |
WNW
|
4 / 5 mph
|
90 / 103°F
| 66% |
1006 mb
|
71%
|
0.0 In
|
|
| 22:00 |
WSW
|
9 / 13 mph
|
87 / 97°F
| 70% |
1007 mb
|
49%
|
0.0 In
|
|
Mon 20 May | 01:00 |
WSW
|
12 / 17 mph
|
87 / 98°F
| 74% |
1006 mb
|
31%
|
0.1 In
|
|
| 04:00 |
WSW
|
12 / 17 mph
|
85 / 95°F
| 75% |
1005 mb
|
31%
|
0.1 In
|
|
| 07:00 |
WSW
|
13 / 16 mph
|
87 / 95°F
| 75% |
1007 mb
|
38%
|
0.0 In
|
|
| 10:00 |
WSW
|
16 / 19 mph
|
90 / 104°F
| 72% |
1007 mb
|
21%
|
0.0 In
|
|
| 13:00 |
WNW
|
15 / 18 mph
|
93 / 111°F
| 70% |
1006 mb
|
17%
|
0.0 In
|
|
| 16:00 |
W
|
13 / 16 mph
|
94 / 113°F
| 70% |
1004 mb
|
59%
|
0.0 In
|
|
| 19:00 |
WSW
|
15 / 29 mph
|
90 / 107°F
| 71% |
1006 mb
|
31%
|
0.2 In
|
|
| 22:00 |
W
|
14 / 18 mph
|
88 / 100°F
| 71% |
1007 mb
|
18%
|
0.0 In
|
|
Tue 21 May | 01:00 |
W
|
15 / 21 mph
|
86 / 95°F
| 70% |
1006 mb
|
16%
|
0.0 In
|
|
| 04:00 |
W
|
18 / 26 mph
|
85 / 92°F
| 71% |
1005 mb
|
22%
|
0.0 In
|
|
| 07:00 |
W
|
15 / 19 mph
|
86 / 93°F
| 73% |
1007 mb
|
26%
|
0.0 In
|
|
| 10:00 |
W
|
15 / 17 mph
|
89 / 101°F
| 73% |
1008 mb
|
40%
|
0.0 In
|
|
| 13:00 |
W
|
12 / 13 mph
|
91 / 107°F
| 71% |
1006 mb
|
20%
|
0.0 In
|
|
| 16:00 |
W
|
18 / 27 mph
|
92 / 110°F
| 74% |
1004 mb
|
37%
|
0.1 In
|
|
| 19:00 |
WSW
|
17 / 28 mph
|
89 / 102°F
| 69% |
1004 mb
|
29%
|
0.1 In
|
|
| 22:00 |
WSW
|
15 / 20 mph
|
87 / 96°F
| 69% |
1007 mb
|
33%
|
0.0 In
|
|
Wed 22 May | 07:00 |
W
|
3 / 7 mph
|
86 / 97°F
| 74% |
1006 mb
|
34%
|
0.0 In
|
|
| 13:00 |
ENE
|
4 / 7 mph
|
91 / 109°F
| 72% |
1005 mb
|
27%
|
0.0 In
|
|
| 19:00 |
WSW
|
11 / 24 mph
|
89 / 105°F
| 75% |
1005 mb
|
56%
|
0.0 In
|
|
Thu 23 May | 01:00 |
S
|
4 / 10 mph
|
84 / 91°F
| 73% |
1006 mb
|
73%
|
0.0 In
|
|
| 07:00 |
WSW
|
17 / 36 mph
|
86 / 95°F
| 71% |
1006 mb
|
40%
|
0.0 In
|
|
| 13:00 |
ENE
|
3 / 6 mph
|
91 / 110°F
| 72% |
1005 mb
|
49%
|
0.0 In
|
|
| 19:00 |
WSW
|
22 / 46 mph
|
90 / 108°F
| 73% |
1005 mb
|
69%
|
0.2 In
|
|
Fri 24 May | 01:00 |
SSE
|
6 / 13 mph
|
86 / 95°F
| 71% |
1005 mb
|
52%
|
0.4 In
|
|
| 07:00 |
WSW
|
16 / 34 mph
|
85 / 94°F
| 72% |
1006 mb
|
41%
|
0.1 In
|
|
| 13:00 |
SSE
|
6 / 13 mph
|
90 / 106°F
| 68% |
1005 mb
|
48%
|
0.4 In
|
|
| 19:00 |
ESE
|
5 / 11 mph
|
89 / 102°F
| 70% |
1006 mb
|
63%
|
0.1 In
|
|
Sat 25 May | 01:00 |
SE
|
8 / 17 mph
|
85 / 96°F
| 76% |
1006 mb
|
69%
|
0.5 In
|
|
| 07:00 |
S
|
4 / 8 mph
|
86 / 96°F
| 72% |
1007 mb
|
62%
|
0.1 In
|
|
| 13:00 |
SE
|
12 / 25 mph
|
90 / 107°F
| 71% |
1006 mb
|
48%
|
0.0 In
|
|
| 19:00 |
E
|
9 / 19 mph
|
90 / 107°F
| 72% |
1007 mb
|
45%
|
0.0 In
|
|
Sun 26 May | 01:00 |
SE
|
12 / 26 mph
|
87 / 99°F
| 75% |
1007 mb
|
66%
|
0.4 In
|
|
| 07:00 |
WSW
|
6 / 13 mph
|
86 / 95°F
| 72% |
1007 mb
|
33%
|
0.1 In
|
|
| 13:00 |
S
|
4 / 9 mph
|
91 / 109°F
| 71% |
1007 mb
|
76%
|
0.1 In
|
|
| 19:00 |
NW
|
6 / 13 mph
|
89 / 102°F
| 68% |
1007 mb
|
55%
|
0.1 In
|
|
Mon 27 May | 01:00 |
SSW
|
3 / 6 mph
|
85 / 97°F
| 79% |
1008 mb
|
95%
|
0.6 In
|
|
| 07:00 |
SW
|
12 / 26 mph
|
85 / 92°F
| 71% |
1007 mb
|
31%
|
0.1 In
|
|
| 13:00 |
SE
|
9 / 19 mph
|
90 / 109°F
| 74% |
1006 mb
|
79%
|
0.1 In
|
|
| 19:00 |
W
|
22 / 46 mph
|
91 / 109°F
| 71% |
1005 mb
|
19%
|
0.0 In
|
|
Tue 28 May | 01:00 |
SSE
|
5 / 11 mph
|
87 / 99°F
| 75% |
1006 mb
|
58%
|
0.3 In
|
|
| 07:00 |
SW
|
18 / 37 mph
|
85 / 95°F
| 74% |
1006 mb
|
33%
|
0.0 In
|
|
| 13:00 |
SW
|
3 / 6 mph
|
92 / 112°F
| 70% |
1006 mb
|
45%
|
0.1 In
|
|
| 19:00 |
WSW
|
25 / 53 mph
|
91 / 110°F
| 73% |
1004 mb
|
23%
|
0.0 In
|
|
Wed 29 May | 01:00 |
W
|
3 / 6 mph
|
89 / 100°F
| 67% |
1007 mb
|
49%
|
0.0 In
|
|
| 07:00 |
WSW
|
18 / 37 mph
|
85 / 94°F
| 72% |
1004 mb
|
23%
|
0.0 In
|
|
| 13:00 |
S
|
1 / 2 mph
|
95 / 118°F
| 67% |
1006 mb
|
30%
|
0.0 In
|
|
| 19:00 |
W
|
21 / 43 mph
|
91 / 107°F
| 70% |
1004 mb
|
81%
|
0.1 In
|
|
Thu 30 May | 01:00 |
W
|
9 / 18 mph
|
87 / 98°F
| 69% |
1007 mb
|
15%
|
0.0 In
|
|
| 07:00 |
WSW
|
23 / 49 mph
|
85 / 93°F
| 71% |
1006 mb
|
79%
|
0.1 In
|
|
| 13:00 |
W
|
1 / 2 mph
|
93 / 112°F
| 66% |
1006 mb
|
31%
|
0.0 In
|
|
| 19:00 |
W
|
19 / 39 mph
|
89 / 103°F
| 69% |
1006 mb
|
47%
|
0.0 In
|
|
Other Locations Near to Ko Samui
Ko Samui holiday weather information
We provide Ko Samui holiday weather for the next 7 and 14 days. The 7 day weather for Ko Samui provides weather information in 3 hourly intervals for each day and our 14 day Ko Samui weather provides weather data in 6 hourly intervals. We also provide monthly climate averages for Ko Samui. These monthly climate averages provide average temperature, maximum and minimum temperature, amount of rainfall in months, wind speed and much more. So if you are planning to go on holiday to Ko Samui then do check our monthly climate average section.
We also provide latest weather for Ko Samui and if you would like to see the past 24 hours weather in hourly format then do check our latest section. In addition, we have a weather risk page dedicated to Ko Samui which allows you to check out the probability of rain or thunder for Ko Samui.
As we are passionate about weather we would go to any steps to make sure you too are kept informed of the weather at all times. So if you are planning to go to Ko Samui on holiday or business then please do take the chance of receiving a weather text for Ko Samui which we will send to your mobile.
We also have following holiday destinations near to Ko Samui
Koh Tao Krabi Khao Lak Phi Phi Ko Phi Phi