Swimming in Malaysia in september 2025 Sea temperature by city in september

Do you want to go to the beach in Malaysia in september 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 september in Malaysia by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Malaysia in september 2025

Here, find the average sea temperature in Malaysia in september in several coastal cities.

Direct access: West Coast in september | Johor in september | Sarawak (Borneo) in september | East Coast in september | Sabah (Borneo) in september

West Coast in september

Malacca

on average:

86°F

min: 84°F / max: 88°F

Penang

on average:

85°F

min: 83°F / max: 88°F

George Town

on average:

85°F

min: 84°F / max: 88°F

Langkawi Island

on average:

85°F

min: 83°F / max: 88°F

Pangkor island

on average:

85°F

min: 84°F / max: 87°F

Jitra

on average:

85°F

min: 83°F / max: 87°F

Johor in september

Batu Pahat

on average:

86°F

min: 84°F / max: 88°F

Johor Bahru

on average:

85°F

min: 83°F / max: 87°F

Bandar Penawar

on average:

85°F

min: 84°F / max: 88°F

Pulau Sibu (Sibu Island)

on average:

85°F

min: 84°F / max: 88°F

Tinggi Island

on average:

85°F

min: 84°F / max: 87°F

Pontian Kechil

on average:

86°F

min: 84°F / max: 88°F

Sarawak (Borneo) in september

Bintulu

on average:

86°F

min: 84°F / max: 88°F

Miri

on average:

86°F

min: 84°F / max: 88°F

Similajau National Park

on average:

86°F

min: 84°F / max: 88°F

Wilayah Persekutuan

on average:

86°F

min: 83°F / max: 88°F

East Coast in september

Tioman Island

on average:

85°F

min: 84°F / max: 86°F

Kota Bharu

on average:

85°F

min: 84°F / max: 86°F

Kuala Terengganu

on average:

85°F

min: 84°F / max: 86°F

Redang Island

on average:

85°F

min: 84°F / max: 86°F

Perhentian Islands

on average:

85°F

min: 84°F / max: 86°F

Pulau Kapas

on average:

85°F

min: 84°F / max: 86°F

Sabah (Borneo) in september

Kota Kinabalu

on average:

85°F

min: 83°F / max: 88°F

Sandakan

on average:

85°F

min: 83°F / max: 87°F

Tawau

on average:

85°F

min: 83°F / max: 87°F

Banggi Island (Pulau Banggi)

on average:

85°F

min: 83°F / max: 87°F

Mabul Island (Mabul Island)

on average:

85°F

min: 82°F / max: 88°F

Kudat

on average:

85°F

min: 83°F / max: 87°F

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Sea temperature in august in Malaysia

Sea temperature in october in Malaysia

Where should you go swimming in Malaysia in the month of september?

Swimming in Malaysia in september is ideal

In september in Malaysia swimming conditions are generally the same everywhere.

In september in Malacca, Penang, Batu Pahat, Bintulu, George Town, Tioman Island, Johor Bahru, Kota Bharu, Kota Kinabalu, Kuala Terengganu, Langkawi Island, Pangkor island, Sandakan, Tawau, Bandar Penawar, Banggi Island (Pulau Banggi), Redang Island, Mabul Island (Mabul Island), Perhentian Islands, Kudat, Miri, Pulau Kapas, Pulau Sibu (Sibu Island), Pulau Sipadan, Pulau Tenggol, Similajau National Park, Tinggi Island, Jitra, Kuala Selangor, Lahad Datu, Paka, Papar, Pekan, Pontian Kechil, Port Dickson, Sepang, Sungai Besar, Sungai Udang, Tanjung Sepat and Wilayah Persekutuan, swimming conditions are perfect! With water reaching a maximum of 88°F and an average of 86°F, going in the water (and staying there!) feels great.

Where to go swimming in Malaysia in september: the map of sea temperatures

ideal swimming

pleasant swimming

cool swimming

cold swimming

freezing swimming

Water temperature and seasonal norms in september

Malacca

	August	September	October
Average sea temperature	85°F	86°F	86°F
Minimum sea temperature	84°F	84°F	85°F
Maximum sea temperature	87°F	88°F	88°F
Average outside temperature	85°F	85°F	85°F
Maximum outside temperature	88°F	88°F	88°F
Minimum outside temperature	81°F	81°F	81°F
Precipitation	8in	7.5in	10.2in
Number of days of precipitation	15 jour(s) (49%)	13 jour(s) (44%)	17 jour(s) (54%)
Cloud cover	34%	36%	36%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Malacca in september

Penang

	August	September	October
Average sea temperature	86°F	85°F	86°F
Minimum sea temperature	83°F	83°F	85°F
Maximum sea temperature	88°F	88°F	88°F
Average outside temperature	85°F	85°F	83°F
Maximum outside temperature	88°F	88°F	86°F
Minimum outside temperature	81°F	81°F	81°F
Precipitation	12.7in	12.9in	14.3in
Number of days of precipitation	18 jour(s) (60%)	19 jour(s) (64%)	22 jour(s) (72%)
Cloud cover	36%	40%	41%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Penang in september

Batu Pahat

	August	September	October
Average sea temperature	86°F	86°F	86°F
Minimum sea temperature	84°F	84°F	85°F
Maximum sea temperature	87°F	88°F	88°F
Average outside temperature	85°F	85°F	86°F
Maximum outside temperature	90°F	90°F	90°F
Minimum outside temperature	81°F	81°F	81°F
Precipitation	5.6in	4.9in	6.7in
Number of days of precipitation	11 jour(s) (34%)	9 jour(s) (28%)	12 jour(s) (38%)
Cloud cover	35%	36%	36%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Batu Pahat in september

Bintulu

	August	September	October
Average sea temperature	86°F	86°F	85°F
Minimum sea temperature	85°F	84°F	83°F
Maximum sea temperature	88°F	88°F	87°F
Average outside temperature	85°F	85°F	85°F
Maximum outside temperature	90°F	88°F	88°F
Minimum outside temperature	79°F	79°F	79°F
Precipitation	12.4in	12in	16.1in
Number of days of precipitation	18 jour(s) (57%)	16 jour(s) (55%)	21 jour(s) (68%)
Cloud cover	38%	41%	43%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Bintulu in september

George Town

	August	September	October
Average sea temperature	86°F	85°F	86°F
Minimum sea temperature	83°F	84°F	85°F
Maximum sea temperature	88°F	88°F	88°F
Average outside temperature	88°F	86°F	86°F
Maximum outside temperature	92°F	92°F	90°F
Minimum outside temperature	85°F	83°F	83°F
Precipitation	12in	12.1in	13.3in
Number of days of precipitation	18 jour(s) (58%)	19 jour(s) (63%)	21 jour(s) (69%)
Cloud cover	36%	41%	41%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in George Town in september

List of coastal cities in Malaysia

Malacca in september	ideal swimming
Penang in september	ideal swimming
Batu Pahat in september	ideal swimming
Bintulu in september	ideal swimming
George Town in september	ideal swimming
Tioman Island in september	ideal swimming
Johor Bahru in september	ideal swimming
Kota Bharu in september	ideal swimming
Kota Kinabalu in september	ideal swimming
Kuala Terengganu in september	ideal swimming
Langkawi Island in september	ideal swimming
Pangkor island in september	ideal swimming
Sandakan in september	ideal swimming
Tawau in september	ideal swimming
Bandar Penawar in september	ideal swimming
Banggi Island (Pulau Banggi) in september	ideal swimming
Redang Island in september	ideal swimming
Mabul Island (Mabul Island) in september	ideal swimming
Perhentian Islands in september	ideal swimming
Kudat in september	ideal swimming
Miri in september	ideal swimming
Pulau Kapas in september	ideal swimming
Pulau Sibu (Sibu Island) in september	ideal swimming
Pulau Sipadan in september	ideal swimming
Pulau Tenggol in september	ideal swimming
Similajau National Park in september	ideal swimming
Tinggi Island in september	ideal swimming
Jitra in september	ideal swimming
Kuala Selangor in september	ideal swimming
Lahad Datu in september	ideal swimming
Paka in september	ideal swimming
Papar in september	ideal swimming
Pekan in september	ideal swimming
Pontian Kechil in september	ideal swimming
Port Dickson in september	ideal swimming
Sepang in september	ideal swimming
Sungai Besar in september	ideal swimming
Sungai Udang in september	ideal swimming
Tanjung Sepat in september	ideal swimming
Wilayah Persekutuan in september	ideal swimming