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December Weather in Binjai, Indonesia

Last updated: August 23, 2025

In Binjai, Indonesia, the average temperature in December hovers around 25°C (78°F). Expect a range from a minimum of 21°C (70°F) to a maximum of 33°C (91°F). During this month, prepare for considerable rainfall, with 355 mm (14.0 in) expected over 28 days, contributing to an average humidity level of 88%.

December Temperature in Binjai

In December in Binjai, the average temperature is 25°C (78°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 21°C (70°F). This pleasant weather makes Binjai an ideal destination for travelers looking to enjoy mild temperatures and outdoor activities.

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

The chart illustrates December temperature patterns in Binjai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Binjai, December typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec787979808080808079787878
Data source: Temperature data for Binjai 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 Binjai

In Binjai in December, the total precipitation amount is 355 mm (14.0 in) spread over a period of 28 days.

December Precipitation Trends in Binjai

The chart displays monthly precipitation patterns in Binjai, 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 Binjai, December typically receives around 355 mm (14.0 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec197146195239325196174203313320364355
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Binjai

In Binjai in December, humidity is 88%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities a sweat-drenched challenge and prompting frequent breaks in the shade to cool off.

December Average Humidity in Binjai

This chart illustrates the average monthly humidity levels in Binjai, 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 Binjai is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%74%74%77%83%85%84%87%89%89%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Binjai

In Binjai in December, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Binjai.

Maximum UV Index Levels in Binjai for December

The chart shows the monthly maximum UV Index (UVI) for Binjai 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 Binjai typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131515161512131414141312
Data source: Binjai 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 Binjai Compares to Other Months

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

This table compares monthly weather conditions in Binjai, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)197 mm (7.7 inches)83%extreme
February Weather26°C (79°F)146 mm (5.8 inches)74%extreme
March Weather26°C (80°F)195 mm (7.7 inches)74%extreme
April Weather27°C (80°F)239 mm (9.4 inches)77%extreme
May Weather27°C (80°F)325 mm (12.8 inches)82%extreme
June Weather27°C (80°F)196 mm (7.7 inches)85%extreme
July Weather26°C (80°F)174 mm (6.9 inches)84%extreme
August Weather26°C (80°F)203 mm (8.0 inches)87%extreme
September Weather26°C (79°F)313 mm (12.3 inches)89%extreme
October Weather26°C (79°F)319 mm (12.6 inches)89%extreme
November Weather26°C (78°F)364 mm (14.3 inches)88%extreme
December Weather25°C (78°F)355 mm (14.0 inches)88%extreme

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