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Sleman Weather in December
Sleman in December averages 30°C (86°F) during the day and 22°C (72°F) at night. December is part of the rainy season, so frequent rainfall is typical.
Rainfall in Sleman in December
As part of the rainy season, Sleman sees around 17 days of rain in December, with an average of 394 mm (16 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Sleman in December
Daytime temperatures in Sleman reach 30°C (86°F) in December, dropping to 22°C (72°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Sleman. Our weather planner can help you explore destinations with more pleasant weather conditions.
Sleman Temperature in December
Min Temperature
22°C (72°F)
Max Temperature
30°C (86°F)
Chance of Rain
58%
Precipitation
394 mm (16 in)
Rainy days
17 days
Humidity
82% *
* Data from: Yogyakarta, Indonesia (10 KM, 6 Miles).
Sleman Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sleman - and find the best time to visit.
Best Places in Indonesia in December
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in December →
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 Sleman in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
What To Do in Sleman in December
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
Sleman 3-Day Forecast
More climate data for Sleman
See the full Sleman climate overview or explore weather in Indonesia.
Popular in December
Where to go in December - average daytime high across popular destinations.
Jakarta
31°C (88°F) Yogyakarta30°C (86°F) Sanur29°C (84°F) Kuta29°C (84°F) Seminyak29°C (84°F) Ubud29°C (84°F) Canggu29°C (84°F) Bandung27°C (81°F) Bucket list
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