When to go · Dumai
Dumai in March
Great month. Inside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.
Key facts
- Verdict
- Great
- Temperature
- 32°C90°F / 23°C73°F
- average high / low
- Rain days
- 13
- Crowds
- Medium
- Indonesia overall
- Prices
- Medium
- Indonesia overall
Verdict
Inside Dumai's best window: Feb–Sep (drier); avoid the Dec–Jan rain peak.
Weather in March
- DumaiHighs around 32 °C, lows around 23 °C, rain on about 13 daysHighs around 90 °F, lows around 73 °F, rain on about 13 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Nyepi (Balinese Day of Silence) big impact
Mar (Saka calendar — check; 19 Mar in 2026) · Indonesia
Bali shuts for 24 h: airport closed, no one outdoors, hotels keep guests inside. Ogoh-ogoh parades the night before.
Idul Fitri (Lebaran) big impact
Moves yearly (check; about 20–21 Mar in 2026) · Indonesia
Mudik: tens of millions travel home; trains, flights and roads full for two weeks; Jakarta empties.
Crowds and prices
- Crowds · Indonesia overall
- Medium
- Prices · Indonesia overall
- Medium
Indonesia overall: Nyepi shuts Bali for 24 h and Idul Fitri travel peaks in 2026 (both check).
What to pack
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast