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Dumai Weather in May
In Dumai, May brings very high daytime temperatures around 34°C (93°F), with nights cooling to 25°C (77°F). This month falls within the rainy season, so expect frequent rainfall.
Rainfall in Dumai in May
Dumai is in the rainy season in May, with rain on around 15 days and an average of 227 mm (8.9 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Dumai in May
Daytime temperatures in Dumai reach 34°C (93°F) in May, dropping to 25°C (77°F) at night. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.Our weather planner can help you explore other travel destinations worldwide.
Dumai Temperature in May
Min Temperature
25°C (77°F)
Max Temperature
34°C (93°F)
Chance of Rain
51%
Precipitation
227 mm (8.9 in)
Rainy days
15 days
Dumai Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dumai - and find the best time to visit.
Best Places in Indonesia in May
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Dumai in May
Hot weather in May means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
What To Do in Dumai in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Dumai 3-Day Forecast
More climate data for Dumai
See the full Dumai climate overview or explore weather in Indonesia.
Popular in May
Where to go in May - average daytime high across popular destinations.
Jakarta
32°C (90°F) Yogyakarta31°C (88°F) Sanur
29°C (84°F) Kuta29°C (84°F) Seminyak29°C (84°F) Canggu29°C (84°F) Ubud29°C (84°F) Bandung
28°C (82°F) Bucket list
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