Dumai weather in December (Sumatra, Indonesia)

Curious about the December weather in Dumai? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In December, Dumai typically experiences very high temperatures and heavy rainfall. Daytime temperatures hover around 32°C, while nights can cool down to about 24°C.

While these temperatures are typical, some days might be even hotter. Always be prepared for the unexpected spikes in warmth. Dressing in lightweight and breathable outfits will help you stay cool. Don't forget to stay hydrated and wear sun protection to handle the heat better.

Dumai in December falls under the rainy season with heavy rainfall, averaging around 339 mm for the month. When we look at the climate data from the last 30 years, we can expect around 19 days of rain.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Dumai. February and July generally stand out with the best circumstances. While January, March, April, May, August, September, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Dumai climate page with graphs.

 

Dumai, monthly averages in December

Min TemperatureMin Temperature 24°C  
Max TemperatureMax Temperature 32°C  
Chance of RainChance of Rain 63%  
PrecipitationPrecipitation 339 mm  
Rainy daysRainy days 19 days  

Where to go in Indonesia in December

Find out more about the weather in Indonesia in December and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Dumai in December?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Dumai.

Our site offers climate and forecast data for every country in the world. Are you going to Indonesia? On this website you can find historical weather averages for many cities in Indonesia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.