Best Time to Visit Dumai
Best time: Jan, Mar, Aug, Feb.
Jun is warmest (32°C high); Nov is rainiest (309 mm).
Dumai weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 30.7 | 22.5 | 214 | 7.2 |
| Feb | 31.7 | 22.5 | 156 | 7.9 |
| Mar | 31.8 | 22.6 | 201 | 8.2 |
| Apr | 31.8 | 23 | 227 | 7.9 |
| May | 31.8 | 23.1 | 199 | 7.6 |
| Jun | 32 | 22.9 | 178 | 7.2 |
| Jul | 31.4 | 22.5 | 174 | 7.2 |
| Aug | 31.1 | 22.4 | 207 | 7.3 |
| Sep | 30.9 | 22.6 | 264 | 6.9 |
| Oct | 30.9 | 22.7 | 298 | 6.7 |
| Nov | 30.5 | 22.8 | 309 | 6.2 |
| Dec | 30.4 | 22.8 | 271 | 6.3 |
Average high temperature
Best months by activity
Overall: JanMarAugFeb
Beaches: MarFebAprMay
Hiking: MarFebAprMay
Sightseeing: JanMarAugFeb
Dumai quick facts
What to pack
Wet months (Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Dumai?
Jan, Mar, Aug, Feb.
What is the rainiest month?
Nov, about 309 mm.
What is the warmest month?
Jun, with average highs of 32°C.
Where to stay
See Dumai hotels · Book Dumai tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.