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Koh Samui 2026 lodging heat

20262027

Koh Samui flips with wet/dry patterns: samples can lift around Jul–Aug and year-end, softer about Oct–Nov. East vs west coast microclimates and ferry links matter as much as the month.

City:

January

2 public holidays
4-day weekend1/1–1/4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
01-01New Year's DayHigh01-02New Year's Day (additional)Medium

February

No public holidays this month
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

March

1 public holidays
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
03-03Makha Bucha DayMedium

April

2 public holidays
3-day weekend4/4–4/6Songkran break4/11–4/15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
04-06Chakri Memorial DayLow04-13 to 04-15Songkran FestivalHigh

May

2 public holidays
4-day weekend5/1–5/43-day weekend5/30–6/1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
05-01Labour DayMedium05-04Coronation DayMedium

June

2 public holidays
3-day weekend5/30–6/1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
06-01Visakha Bucha Day (observed)Medium06-03Queen Suthida's BirthdayLow

July

3 public holidays
3-day weekend7/28–7/30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
252.2
262.0
272.3
282.3
292.5
302.3
312.1
07-28King Vajiralongkorn's BirthdayMedium07-29Asalha Bucha DayMedium07-30Buddhist Lent DayMedium

August

1 public holidays
12.2
22.1
32.4
42.3
52.5
62.1
72.2
82.0
92.3
102.7
112.8
122.3
132.5
142.4
152.4
161.9
172.4
182.1
192.1
201.7
211.8
221.9
231.9
242.0
251.8
261.6
271.5
281.5
291.6
301.3
311.5
08-12Queen Sirikit The Queen Mother's Birthday / Mother's DayMedium

September

No public holidays this month
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
161.4
171.3
181.4
191.5
201.3
211.3
221.3
231.7
241.6
251.3
26
271.5
281.4
291.4
301.3

October

2 public holidays
3-day weekend10/23–10/25
11.5
21.3
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
10-13King Bhumibol Memorial DayLow10-23Chulalongkorn DayLow

November

No public holidays this month · 1 Festival
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
11-24Loy KrathongFestivalHigh

December

3 public holidays
3-day weekend12/5–12/7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
161.3
171.4
181.3
191.5
201.9
211.8
222.2
232.3
242.8
252.6
262.9
272.5
283.5
293.4
30
313.9
12-07King Bhumibol's Birthday (observed) / Father's DayMedium12-10Constitution DayLow12-31New Year's EveHigh

Index ≈ 1.0 is each hotel’s sample off-peak baseline; shown when >1.2. Sampled reference, not live city-wide rates