ClimateForecastDecemberJanuary >>

Sleman weather in December (Yogyakarta Province, Indonesia)

How's the weather trend in Sleman as December approaches? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

Typically, December in Sleman includes very high temperatures and heavy rainfall. Throughout the daytime, temperatures often hover around 30°C. However, as the sun sets and evening approaches, there's a noticeable cool-down. Temperatures gently drop to a more temperate 22°C. Although these are average temperatures, some days can be hotter. Wear cool, breathable clothing and protect yourself from the sun.

Precipitation

Sleman in December falls under the rainy season with heavy rainfall, averaging around 394 mm for the month. Records from the past 30 years suggest that around 17 days will experience rain.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Sleman. August typically offers the best circumstances. While January, February, March, April, November and December tend to showcase less optimal conditions.

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

 

Sleman, monthly averages in December

Min TemperatureMin Temperature 22°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 58%  
PrecipitationPrecipitation 394 mm  
Rainy daysRainy days 17 days  
HumidityHumidity 82% *  
Data from: Yogyakarta, Indonesia (10 KM, 6 Miles).

Where to go in Indonesia in December

Find out more about the weather in Indonesia and which places have the best travel 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 this month?

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.

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

Interested in more climate information?

This site provides you with all the information you need about the climate in Sleman.

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 travel conditions. Find out where to go with our weather planner.