Swimming on the island of Sumatra in october 2025 Sea temperature by city in october
Do you want to go to the beach on the island of Sumatra in october 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 october on the island of Sumatra by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature on the island of Sumatra in october 2025
Here, find the average sea temperature on the island of Sumatra in october in several coastal cities.
North in october
84°F
min: 83°F / max: 85°F
85°F
min: 84°F / max: 87°F
Calang
85°F
min: 83°F / max: 86°F
Langsa
86°F
min: 84°F / max: 87°F
Lhokseumawe
85°F
min: 84°F / max: 87°F
Sibolga
85°F
min: 84°F / max: 87°F
South in october
84°F
min: 81°F / max: 87°F
83°F
min: 81°F / max: 86°F
Way Kambas National Park
83°F
min: 80°F / max: 87°F
Way Kambas National Park
85°F
min: 81°F / max: 88°F
Central in october
86°F
min: 85°F / max: 87°F
84°F
min: 83°F / max: 86°F
Pulau Rupat
86°F
min: 85°F / max: 87°F
Pulau Siberut
84°F
min: 83°F / max: 86°F
Pariaman
84°F
min: 83°F / max: 86°F
Riau Islands in october
86°F
min: 85°F / max: 88°F
Tanjungpinang
86°F
min: 84°F / max: 87°F
Bangka-Belitung Islands in october
Pulau Belitung
85°F
min: 83°F / max: 88°F
Where should you go swimming on the island of Sumatra in the month of october?
Swimming on the island of Sumatra in october is ideal
In october on the island of Sumatra swimming conditions are generally the same everywhere.
In october in Banda Aceh, Bandar Lampung, Bengkulu, Dumai, Gunungsitoli (Pulau Nias), Padang City, Batam, Way Kambas National Park, Calang, Pulau Belitung, Pulau Rupat, Pulau Siberut, Way Kambas National Park, Langsa, Lhokseumawe, Pariaman, Sibolga, Sigli and Tanjungpinang, swimming conditions are perfect! With water reaching a maximum of 85°F and an average of 84°F, going in the water (and staying there!) feels great.
Where to go swimming on the island of Sumatra in october: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in october
Banda Aceh
| October | |||
| Average sea temperature | 84°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 85°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 88°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 7.8in | ||
| Number of days of precipitation | 12 jour(s) (37%) | ||
| Cloud cover | 38% | ||
| Our opinion | ideal swimming |
More information on swimming in Banda Aceh in october
Bandar Lampung
| October | |||
| Average sea temperature | 84°F | ||
| Minimum sea temperature | 81°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 79°F | ||
| Precipitation | 9.1in | ||
| Number of days of precipitation | 15 jour(s) (47%) | ||
| Cloud cover | 37% | ||
| Our opinion | ideal swimming |
More information on swimming in Bandar Lampung in october
Bengkulu
| October | |||
| Average sea temperature | 83°F | ||
| Minimum sea temperature | 81°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 88°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 10.4in | ||
| Number of days of precipitation | 15 jour(s) (50%) | ||
| Cloud cover | 40% | ||
| Our opinion | ideal swimming |
More information on swimming in Bengkulu in october
Dumai
| October | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 92°F | ||
| Minimum outside temperature | 79°F | ||
| Precipitation | 10.1in | ||
| Number of days of precipitation | 16 jour(s) (53%) | ||
| Cloud cover | 43% | ||
| Our opinion | ideal swimming |
More information on swimming in Dumai in october
Gunungsitoli (Pulau Nias)
| October | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 17.8in | ||
| Number of days of precipitation | 18 jour(s) (59%) | ||
| Cloud cover | 46% | ||
| Our opinion | ideal swimming |
More information on swimming in Gunungsitoli (Pulau Nias) in october
List of coastal cities on the island of Sumatra
| Banda Aceh in october | ideal swimming |
| Bandar Lampung in october | ideal swimming |
| Bengkulu in october | ideal swimming |
| Dumai in october | ideal swimming |
| Gunungsitoli (Pulau Nias) in october | ideal swimming |
| Padang City in october | ideal swimming |
| Batam in october | ideal swimming |
| Way Kambas National Park in october | ideal swimming |
| Calang in october | ideal swimming |
| Pulau Belitung in october | ideal swimming |
| Pulau Rupat in october | ideal swimming |
| Pulau Siberut in october | ideal swimming |
| Way Kambas National Park in october | ideal swimming |
| Langsa in october | ideal swimming |
| Lhokseumawe in october | ideal swimming |
| Pariaman in october | ideal swimming |
| Sibolga in october | ideal swimming |
| Sigli in october | ideal swimming |
| Tanjungpinang in october | ideal swimming |