Swimming in Thailand in july 2025 Sea temperature by city in july

Do you want to go to the beach in Thailand in july 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in july in Thailand by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Thailand in july 2025

Here, find the average sea temperature in Thailand in july in several coastal cities.

Direct access: Central Thailand in july | Phuket in july | East of Thailand in july | Southern Thailand in july

Central Thailand in july

Bangkok

on average:

85°F

min: 84°F / max: 86°F

Hua Hin

on average:

86°F

min: 84°F / max: 87°F

Cha-am

on average:

86°F

min: 84°F / max: 86°F

Phetchaburi

on average:

85°F

min: 84°F / max: 86°F

Prachuap Khiri Khan

on average:

84°F

min: 83°F / max: 85°F

Pran Buri

on average:

86°F

min: 85°F / max: 87°F

Phuket in july

Phuket town

on average:

86°F

min: 84°F / max: 87°F

Patong

on average:

86°F

min: 85°F / max: 87°F

Bang Rong

on average:

86°F

min: 85°F / max: 87°F

Bang Tao Beach

on average:

86°F

min: 84°F / max: 87°F

Chalong

on average:

86°F

min: 85°F / max: 87°F

Coral Island (Koh Hey)

on average:

86°F

min: 85°F / max: 87°F

East of Thailand in july

Chanthaburi

on average:

86°F

min: 85°F / max: 87°F

Koh Chang

on average:

85°F

min: 85°F / max: 87°F

Pattaya

on average:

85°F

min: 84°F / max: 86°F

Koh Kut (Koh Kood)

on average:

85°F

min: 84°F / max: 87°F

Ko Samet

on average:

86°F

min: 85°F / max: 87°F

Trat

on average:

86°F

min: 85°F / max: 87°F

Southern Thailand in july

Khao Lak national Park

on average:

86°F

min: 85°F / max: 87°F

Koh Lanta

on average:

86°F

min: 85°F / max: 88°F

Koh Phangan

on average:

86°F

min: 84°F / max: 87°F

Koh Phi Phi

on average:

86°F

min: 84°F / max: 88°F

Koh Samui

on average:

86°F

min: 84°F / max: 88°F

Koh Tao

on average:

86°F

min: 85°F / max: 87°F

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Sea temperature in june in Thailand

Sea temperature in august in Thailand

Where should you go swimming in Thailand in the month of july?

Swimming in Thailand in july is ideal

In july in Thailand swimming conditions are generally the same everywhere.

In july in Bangkok, Chaweng Beach, Phuket town, Chanthaburi, Hua Hin, Khao Lak national Park, Koh Chang, Koh Lanta, Koh Phangan, Koh Phi Phi, Koh Samui, Koh Tao, Krabi - Ao Nang, Patong, Pattaya, Phuket, Koh Kut (Koh Kood), Ko Samet, Trat, Bang Kao (Laem Sor beach), Bang Rong, Bang Tao Beach, Bophut, Chalong, Choeng Mon, Chon Buri, Coral Island (Koh Hey), Kamala Beach, Karon Beach, Kata Beach, Kathu, Koh Bulon Leh, Koh Libong, Ko Lipe, Koh Madsum, Koh Mai Thon, Koh Muk (Ko Mook), Koh Phaluai, Koh Siray, Koh Sukon, Koh Taen, Koh Wai, Koh Yao Noi, Koh Yao Yai, Lamai beach, Lipa Noi, Maenam, Mai Khao Beach, Nai Yang Beach, Nathon, Panwa Beach (Khao Kad Beach), Railay beach, Rawai, Rayong, Sai Kaew Beach, Saphan Hin, Sirinat National Park, Songkhla, Ton Sai beach (Ao Nang), Cha-am, Chumphon, Nakhon Si Thammarat, Narathiwat, Pattani, Phetchaburi, Prachuap Khiri Khan, Pran Buri, Samut Songkhram, Sattahip, Satun, Si Racha and Surat Thani, swimming conditions are perfect! With water reaching a maximum of 86°F and an average of 85°F, going in the water (and staying there!) feels great.

Where to go swimming in Thailand in july: the map of sea temperatures

ideal swimming

pleasant swimming

cool swimming

cold swimming

freezing swimming

Water temperature and seasonal norms in july

Bangkok

	June	July	August
Average sea temperature	86°F	85°F	84°F
Minimum sea temperature	83°F	84°F	84°F
Maximum sea temperature	88°F	86°F	85°F
Average outside temperature	88°F	86°F	86°F
Maximum outside temperature	94°F	92°F	92°F
Minimum outside temperature	85°F	83°F	83°F
Precipitation	8in	8.2in	8.9in
Number of days of precipitation	14 jour(s) (45%)	14 jour(s) (45%)	14 jour(s) (47%)
Cloud cover	45%	51%	50%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Bangkok in july

Chaweng Beach

	June	July	August
Average sea temperature	86°F	86°F	85°F
Minimum sea temperature	84°F	84°F	83°F
Maximum sea temperature	88°F	87°F	86°F
Average outside temperature	86°F	85°F	85°F
Maximum outside temperature	86°F	86°F	86°F
Minimum outside temperature	85°F	83°F	83°F
Precipitation	7.3in	6.4in	5.9in
Number of days of precipitation	12 jour(s) (41%)	11 jour(s) (35%)	9 jour(s) (30%)
Cloud cover	38%	42%	39%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Chaweng Beach in july

Phuket town

	June	July	August
Average sea temperature	86°F	86°F	84°F
Minimum sea temperature	83°F	84°F	83°F
Maximum sea temperature	88°F	87°F	86°F
Average outside temperature	85°F	85°F	85°F
Maximum outside temperature	86°F	85°F	85°F
Minimum outside temperature	83°F	83°F	83°F
Precipitation	17in	18in	16.6in
Number of days of precipitation	17 jour(s) (58%)	17 jour(s) (56%)	18 jour(s) (58%)
Cloud cover	43%	43%	42%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Phuket town in july

Chanthaburi

	June	July	August
Average sea temperature	86°F	86°F	85°F
Minimum sea temperature	85°F	85°F	84°F
Maximum sea temperature	88°F	87°F	87°F
Average outside temperature	85°F	85°F	85°F
Maximum outside temperature	88°F	86°F	86°F
Minimum outside temperature	83°F	81°F	81°F
Precipitation	23.9in	25.9in	24.3in
Number of days of precipitation	22 jour(s) (74%)	24 jour(s) (77%)	23 jour(s) (74%)
Cloud cover	47%	51%	50%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Chanthaburi in july

Hua Hin

	June	July	August
Average sea temperature	86°F	86°F	85°F
Minimum sea temperature	83°F	84°F	84°F
Maximum sea temperature	89°F	87°F	86°F
Average outside temperature	86°F	85°F	85°F
Maximum outside temperature	90°F	88°F	88°F
Minimum outside temperature	81°F	81°F	81°F
Precipitation	6.7in	8.3in	7.4in
Number of days of precipitation	12 jour(s) (39%)	13 jour(s) (41%)	12 jour(s) (40%)
Cloud cover	43%	50%	47%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Hua Hin in july

List of coastal cities in Thailand

Bangkok in july	ideal swimming
Chaweng Beach in july	ideal swimming
Phuket town in july	ideal swimming
Chanthaburi in july	ideal swimming
Hua Hin in july	ideal swimming
Khao Lak national Park in july	ideal swimming
Koh Chang in july	ideal swimming
Koh Lanta in july	ideal swimming
Koh Phangan in july	ideal swimming
Koh Phi Phi in july	ideal swimming
Koh Samui in july	ideal swimming
Koh Tao in july	ideal swimming
Krabi - Ao Nang in july	ideal swimming
Patong in july	ideal swimming
Pattaya in july	ideal swimming
Phuket in july	ideal swimming
Koh Kut (Koh Kood) in july	ideal swimming
Ko Samet in july	ideal swimming
Trat in july	ideal swimming
Bang Kao (Laem Sor beach) in july	ideal swimming
Bang Rong in july	ideal swimming
Bang Tao Beach in july	ideal swimming
Bophut in july	ideal swimming
Chalong in july	ideal swimming
Choeng Mon in july	ideal swimming
Chon Buri in july	ideal swimming
Coral Island (Koh Hey) in july	ideal swimming
Kamala Beach in july	ideal swimming
Karon Beach in july	ideal swimming
Kata Beach in july	ideal swimming
Kathu in july	ideal swimming
Koh Bulon Leh in july	ideal swimming
Koh Libong in july	ideal swimming
Ko Lipe in july	ideal swimming
Koh Madsum in july	ideal swimming
Koh Mai Thon in july	ideal swimming
Koh Muk (Ko Mook) in july	ideal swimming
Koh Phaluai in july	ideal swimming
Koh Siray in july	ideal swimming
Koh Sukon in july	ideal swimming
Koh Taen in july	ideal swimming
Koh Wai in july	ideal swimming
Koh Yao Noi in july	ideal swimming
Koh Yao Yai in july	ideal swimming
Lamai beach in july	ideal swimming
Lipa Noi in july	ideal swimming
Maenam in july	ideal swimming
Mai Khao Beach in july	ideal swimming
Nai Yang Beach in july	ideal swimming
Nathon in july	ideal swimming
Panwa Beach (Khao Kad Beach) in july	ideal swimming
Railay beach in july	ideal swimming
Rawai in july	ideal swimming
Rayong in july	ideal swimming
Sai Kaew Beach in july	ideal swimming
Saphan Hin in july	ideal swimming
Sirinat National Park in july	ideal swimming
Songkhla in july	ideal swimming
Ton Sai beach (Ao Nang) in july	ideal swimming
Cha-am in july	ideal swimming
Chumphon in july	ideal swimming
Nakhon Si Thammarat in july	ideal swimming
Narathiwat in july	ideal swimming
Pattani in july	ideal swimming
Phetchaburi in july	ideal swimming
Prachuap Khiri Khan in july	ideal swimming
Pran Buri in july	ideal swimming
Samut Songkhram in july	ideal swimming
Sattahip in july	ideal swimming
Satun in july	ideal swimming
Si Racha in july	ideal swimming
Surat Thani in july	ideal swimming