Skip to content
seatemperatures.net

Coldest sea in Thailand in October

89 coastal locations in Thailand ranked by typical October sea temperature, coldest first. Region-wide average in October: 29.4°C.

Coldest in October

Ranong

28.8°C October mean in Thailand

Regional October average

29.4°C

across all 89 coastal locations in Thailand

Vs annual mean

-0.1°C

below the year-round regional average

What the Thailand sea feels like in October

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

Thailand monthly average 28.1°C to 30.7°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month May 30.7°C
  • Coldest month January 28.1°C
  • Annual mean 29.5°C
  • Months above 20°C 12 of 12

Where October fits in the year

October sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Thailand month rankings:

Thailand sea temperature map (live)

The map shows today's latest reading at every Thailand location. The list below is based on the typical October mean.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 coldest Thailand locations in October

Sorted by typical October mean from a decade of daily readings, coldest first. Click any place for the full location page.

# Location October mean
1 Ranong 28.8°C
2 Similan Islands 28.8°C
3 Surin Islands 28.8°C
4 Pak Nam Ranong Chang Wat Ranong 28.9°C
5 Ko Miang Phangnga 28.9°C
6 Ko Surin Phang-nga 28.9°C
7 Khao Lak 28.9°C
8 Chang Ko Phra Thong Phang-nga 28.9°C
9 Ko Tao 29.1°C
10 Cape Panwa 29.2°C
11 Kalim Beach 29.2°C
12 Kamala Beach 29.2°C
13 Karon Beach 29.2°C
14 Kata Beach 29.2°C
15 Nai Harn Beach 29.2°C
16 Patong Beach 29.2°C
17 Phuket 29.2°C
18 Rawai Beach 29.2°C
19 Surin Beach 29.2°C
20 Banana Beach 29.2°C
21 Lipa Noi 29.2°C
22 Mae Nam 29.2°C
23 Prachuap Khiri Khan 29.2°C
24 Bo Phut Beach 29.2°C
25 Chaweng Beach 29.2°C
Show 25 more ▸
26 Choeng Mon Beach 29.2°C
27 Koh Phangan 29.2°C
28 Koh Samui 29.2°C
29 Mae Nam Beach 29.2°C
30 Ko Taphao Noi (Phuket) Chang Wat Phuket 29.3°C
31 Lang Suan Chumphon 29.3°C
32 Lamai Beach 29.3°C
33 Taling Ngam Beach 29.3°C
34 Ko Lak (Prachuap Khiri Khan) Prachuap Khiri Khan 29.3°C
35 Ko Yao 29.4°C
36 Ao Nang 29.4°C
37 Ban Ao Nang 29.4°C
38 Ko Phi Phi Don 29.4°C
39 Krabi 29.4°C
40 Phi Phi Islands 29.4°C
41 Railay Beach 29.4°C
42 Khanom Beach 29.4°C
43 Bangtao Beach 29.4°C
44 Ko Prap Surat Thani Province 29.4°C
45 Mai Khao Beach 29.4°C
46 Nai Yang Beach 29.4°C
47 Ko Mak 29.4°C
48 Ko Wai 29.4°C
49 Ko Lanta 29.4°C
50 Ao Nang (Krabi) Chang Wat Krabi 29.5°C

Warmest 10 in Thailand in October

Same data the other way. The warmest spots for the same month.

# Location October mean
1 Mae Klong Chang Wat Samut Songkhram 29.9°C
2 Ban Mai 29.9°C
3 Ban Talat Yai 29.9°C
4 Bangkok Bar Central Thailand 29.8°C
5 Bangkok 29.8°C
6 Phra Pradaeng 29.8°C
7 Ko Si Chang 29.8°C
8 Si Racha 29.8°C
9 Bang Lamung 29.8°C
10 Jomtien Beach 29.8°C

More on this region