Southeast Asia in september 2025: Weather and Where to travel?

Are you looking for a place to go on holiday in the month of september in Southeast Asia? Find on this page the ideal destinations to go travelling in Southeast Asia in september in the sun according to their climate.

Where to travel in september

Where to travel in september in Southeast Asia: destination map

Use this map to see our opinion on the weather for every destination in Southeast Asia in september 2025.

Legend: perfect weather good tolerable bad very bad

Where to go on holiday in september 2025 in Southeast Asia: 24 recommended destinations

Thailand

Thailand in september
tolerable weather

#1 Thailand
70°F° to 92°F°C
tolerable weather

Bali

Bali in september
good weather

#2 Bali
76°F° to 86°F°C
good weather

Vietnam

Vietnam in september
tolerable weather

#3 Vietnam
65°F° to 92°F°C
tolerable weather

Philippines

Philippines in september
tolerable weather

#4 Philippines
72°F° to 92°F°C
tolerable weather

Malaysia

Malaysia in september
tolerable weather

#5 Malaysia
67°F° to 95°F°C
tolerable weather

Phuket

Phuket in september
tolerable weather

#6 Phuket
83°F° to 85°F°C
tolerable weather

Indonesia

Indonesia in september
good weather

#7 Indonesia
50°F° to 95°F°C
good weather

Singapore

Singapore in september
tolerable weather

#8 Singapore
83°F° to 90°F°C
tolerable weather

Koh Samui

Koh Samui in september
tolerable weather

#9 Koh Samui
83°F° to 86°F°C
tolerable weather

Laos

Laos in september
tolerable weather

#10 Laos
65°F° to 92°F°C
tolerable weather

Cebu

Cebu in september
tolerable weather

#11 Cebu
83°F° to 88°F°C
tolerable weather

Lombok

Lombok in september
perfect weather

#12 Lombok
79°F° to 85°F°C
perfect weather

Java

Java in september
good weather

#13 Java
70°F° to 97°F°C
good weather

Borneo (Kalimantan)

Borneo (Kalimantan) in september
good weather

#14 Borneo (Kalimantan)
77°F° to 94°F°C
good weather

Sumatra

Sumatra in september
tolerable weather

#15 Sumatra
67°F° to 95°F°C
tolerable weather

Sulawesi

Sulawesi in september
good weather

#16 Sulawesi
70°F° to 92°F°C
good weather

Papua New Guinea

Papua New Guinea in september
tolerable weather

#17 Papua New Guinea
56°F° to 88°F°C
tolerable weather

Brunei

Brunei in september
tolerable weather

#18 Brunei
79°F° to 92°F°C
tolerable weather

Maluku Islands

Maluku Islands in september
good weather

#19 Maluku Islands
77°F° to 86°F°C
good weather

Sumbawa

Sumbawa in september
good weather

#20 Sumbawa
77°F° to 92°F°C
good weather

Timor-Leste

Timor-Leste in september
perfect weather

#21 Timor-Leste
74°F° to 86°F°C
perfect weather

Timor

Timor in september
perfect weather

#22 Timor
74°F° to 85°F°C
perfect weather

Indonesian Papua

Indonesian Papua in september
tolerable weather

#23 Indonesian Papua
50°F° to 88°F°C
tolerable weather

Bohol Island

Bohol Island in september
good weather

#24 Bohol Island
83°F° to 88°F°C
good weather