Skip to content
Voykit
Set your trip — dates, party, bagsPlanner

Draft data. Times, fares and step counts are desk estimates awaiting field checks. Unknown times stay unknown. How we verify

When to go · Dumai

Dumai, month by month

The best months for Dumai: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Dec.

Month by month

  1. JanuaryGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.31 °C / 23 °C, 14 rain daysCrowds: Medium
  2. FebruaryGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 23 °C, 11 rain daysCrowds: Low
  3. MarchGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 23 °C, 13 rain daysCrowds: Medium · 2 festivals or holidays
  4. AprilGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 24 °C, 15 rain daysCrowds: Medium
  5. MayGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 24 °C, 13 rain daysCrowds: Medium
  6. JuneGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 23 °C, 11 rain daysCrowds: High
  7. JulyGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 23 °C, 10 rain daysCrowds: High
  8. AugustGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 23 °C, 11 rain daysCrowds: High
  9. SeptemberGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.32 °C / 23 °C, 13 rain daysCrowds: Medium
  10. OctoberGoodOutside the best window (Feb–Sep (drier); avoid the Dec–Jan rain peak). Across Indonesia: Still mostly dry; first storms late in the month.32 °C / 23 °C, 16 rain daysCrowds: Medium
  11. NovemberMixedOutside the best window (Feb–Sep (drier); avoid the Dec–Jan rain peak). Across Indonesia: Rainy season begins; seas rough to the Gilis.31 °C / 23 °C, 17 rain daysCrowds: Low
  12. DecemberGreatInside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.31 °C / 23 °C, 16 rain daysCrowds: High