December Weather in Sonder, Indonesia

Last updated: August 23, 2025

In December, the average temperature in Sonder, Indonesia hovers around 25°C (78°F), creating a pleasant atmosphere for outdoor activities. Expect temperatures to range from a minimum of 21°C (70°F) to a maximum of 31°C (89°F). With an average humidity of 78%, the air can feel quite moist. Additionally, be prepared for a notable precipitation amount of 295 mm (11.6 in) spread over 30 days—perfect for those lush, green landscapes!

December Temperature in Sonder

In December, in Sonder, the average temperature is 25°C (78°F), with maximums reaching 31°C (89°F) and minimums dropping to 21°C (70°F). This pleasant weather makes Sonder an ideal destination for travelers looking to enjoy a comfortable climate.

December Weather in Sonder: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sonder, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sonder, December typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (89°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787877777777777877
Data source: Temperature data for Sonder generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Sonder

In Sonder in December, the precipitation amount is 295 mm (11.6 in) over a span of 30 days.

December Precipitation Trends in Sonder

The chart displays monthly precipitation patterns in Sonder, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Sonder, December typically receives around 295 mm (11.6 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec292251323322373419339229334294310295
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sonder

In Sonder in December humidity is 78%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, thick blanket, making every step feel heavier and the air noticeably sticky, which can be quite challenging for traveling.

December Average Humidity in Sonder

This chart illustrates the average monthly humidity levels in Sonder, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Sonder is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%84%84%82%76%78%80%82%80%78%77%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sonder

In Sonder in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Sonder.

Maximum UV Index Levels in Sonder for December

The chart shows the monthly maximum UV Index (UVI) for Sonder in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Sonder typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161413131415151413
Data source: Sonder December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Sonder Compares to Other Months

Weather in Sonder varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sonder, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Sonder, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)292 mm (11.5 inches)80%extreme
February Weather25°C (77°F)251 mm (9.9 inches)84%extreme
March Weather25°C (77°F)323 mm (12.7 inches)84%extreme
April Weather25°C (78°F)322 mm (12.7 inches)82%extreme
May Weather26°C (78°F)373 mm (14.7 inches)76%extreme
June Weather25°C (77°F)419 mm (16.5 inches)78%extreme
July Weather25°C (77°F)339 mm (13.4 inches)80%extreme
August Weather25°C (77°F)228 mm (9.0 inches)82%extreme
September Weather25°C (77°F)334 mm (13.1 inches)80%extreme
October Weather25°C (78°F)294 mm (11.6 inches)78%extreme
November Weather25°C (78°F)310 mm (12.2 inches)77%extreme
December Weather25°C (78°F)295 mm (11.6 inches)78%extreme

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