Riau Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Riau, Indonesia in December.

Are you planning a trip a to Riau, Indonesia in December and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Riau in December

Riau, Indonesia is a region in Indonesia. December in Riau generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 32°C (90°F) and nighttime temperatures around 24°C (75°F) in Pekanbaru. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

For a closer look at conditions across Riau, Indonesia, refer to the map below.

Precipitation

In December, precipitation varies across different areas. From heavy rainfall in Pekanbaru with an average of 281 mm (11 in) to heavy rainfall in Dumai with 339 mm (13 in).

Explore Riau by month

Best Places to Visit in Riau in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Riau.

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).

Popular Destinations in Riau

What is the weather like in December for some of the most popular destinations in Riau, Indonesia?

Temperature range in Riau (December)

Precipitation variation in Riau (December)

Pekanbaru

In December Pekanbaru generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
32°C (90°F)
32°C (90°F)
32°C (90°F)
Min temperature
24°C (75°F)
24°C (75°F)
23°C (73°F)
Monthly rainfall
313 mm (12 in)
281 mm (11 in)
223 mm (8.8 in)
Monthly rainy days
22 days
19 days
14 days
Weather conditions

Dumai

In December Dumai generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
32°C (90°F)
32°C (90°F)
32°C (90°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly rainfall
384 mm (15 in)
339 mm (13 in)
214 mm (8.4 in)
Monthly rainy days
23 days
19 days
14 days
Weather conditions

Duri

In December Duri generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
32°C (90°F)
32°C (90°F)
32°C (90°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly rainfall
316 mm (12 in)
290 mm (11 in)
224 mm (8.8 in)
Monthly rainy days
23 days
19 days
14 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Riau, in Indonesia.

Popular cities in December

Day & night temperatures, rainfall and average weather in Riau in December.

City Weather Day temp Night temp Rainfall
Pekanbaru 32°C (90°F) 24°C (75°F) 281 mm (11 in)
Dumai 32°C (90°F) 24°C (75°F) 339 mm (13 in)
Duri 32°C (90°F) 24°C (75°F) 290 mm (11 in)

Riau weather in December: frequently asked questions

What is the weather like in Riau, Indonesia in December?

Riau, Indonesia typically experiences poor weather in December, part of the season. Daytime highs in Pekanbaru average around 32°C (90°F), and temperatures drop to about 24°C (75°F) at night.

What is the average temperature in Riau, Indonesia in December?

In Pekanbaru, the average daytime high in December is 32°C (90°F), while nighttime temperatures drop to around 24°C (75°F).

Does Riau, Indonesia get a lot of rain in December?

Expect plenty of rainfall. Pekanbaru records an average of 281 mm (11 in) in December, putting it among the wetter months for Riau, Indonesia.

Is December a Good Time to Visit Riau, Indonesia?

In our view, December might not be the best time to travel to Riau, Indonesia with often poor weather in Pekanbaru.

Generally speaking, the best visiting conditions can be found in offering mostly poor weather in Pekanbaru.

Interested in more climate information?

We have much more information about the climate in Riau.

Weather and climate has detailed information for every country in the world. Are you going to Indonesia? Get detailed 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 travel conditions. Find out where to go with our weather planner.

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