Yogyakarta
Indonesia
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Yogyakarta, Indonesia

The first month of the summer, December, is still a warm month in Yogyakarta, Indonesia, with temperature in the range of an average high of 29°C (84.2°F) and an average low of 22°C (71.6°F).

Temperature

The coldest months are January through March, July and December, with an average high-temperature of 29°C (84.2°F).

Rainfall

In December, in Yogyakarta, the rain falls for 17 days. Throughout December, 340mm (13.4") of precipitation is accumulated. Throughout the year, there are 135 rainfall days, and 2184mm (86") of precipitation is accumulated.

Daylight

December has the longest days of the year in Yogyakarta, with an average of 12.6h of daylight.

Sunshine

The average sunshine in December is 6h.

UV index

January through April, August through December, with an average maximum UV index of 12, are months with the highest UV index in Yogyakarta. A UV Index of 11, and more, symbolizes an excessive health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 12 translate into the following recommendations:
Take all required precautions, as unprotected skin and eyes can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Prolonged stay under the direct sun should be avoided as much as possible, especially if a person burns easily. Sunscreen with a minimum 30 sun protection factor should always be used.

What is the coldest month in Yogyakarta?

January through March, July and December, with an average high-temperature of 29°C (84.2°F), are the coldest months.

What is the temperature in December in Yogyakarta?

In Yogyakarta, Indonesia, in December, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 22°C (71.6°F).

How many days does it rain in December in Yogyakarta?

In Yogyakarta, Indonesia, during December, the rain falls for 17 days and regularly aggregates up to 340mm (13.4") of precipitation.

When are the longest days in Yogyakarta?

With an average of 12.6h of daylight, December has the longest days of the year in Yogyakarta, Indonesia.

What is the average length of the day in December in Yogyakarta?

In December, the average length of the day in Yogyakarta is 12.6h.

How long on average sun shines in December in Yogyakarta?

In December, the average sunshine is 6h.

What is the month with the highest UV index in Yogyakarta?

Months with the highest UV index in Yogyakarta are January through April, August through December, with an average maximum UV index of 12.

How high is the UV index in December in Yogyakarta?

In December, the average daily maximum UV index is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV radiation.
Average temperature in December - Yogyakarta, Indonesia
  • Average high temperature in December: 29°C

Warmest months (with the highest average high temperature) are April, September and October (31°C).
Months with the lowest average high temperature are January, February, March, July and December (29°C).

  • Average low temperature in December: 22°C

Months with the highest average low temperature are January, February, March, April, May, September, October, November and December (22°C).
Coldest months (with the lowest average low temperature) are June, July and August (21°C).

Average rainfall in December - Yogyakarta, Indonesia
  • Average rainfall in December: 340mm

The wettest month (with the highest rainfall) is January (353mm).
The driest month (with the lowest rainfall) is August (25mm).

Average rainfall days in December - Yogyakarta, Indonesia
  • Average rainfall days in December: 17 days

The month with the highest number of rainy days is January (19 days).
Months with the lowest number of rainy days are July, August and September (4 days).

Average daylight in December / Average sunshine in December - Yogyakarta, Indonesia
  • Average daylight in December: 12.6h

The month with the longest days is December (Average daylight: 12.6h).
Months with shortest days are June and July (Average daylight: 11.7h).

  • Average sunshine in December: 6h

Months with most sunshine are July and August (Average sunshine: 8h).
The month with least sunshine is January (Average sunshine: 5h).

Average UV index in December - Yogyakarta, Indonesia
  • Average UV index in December: 12

Months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 10).