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December Weather in Lawang, Indonesia

Last updated: August 23, 2025

In December, the average temperature in Lawang, Indonesia hovers around 25°C (77°F). Expect minimums of 20°C (68°F) and highs reaching up to 36°C (96°F). With an average humidity of 75%, conditions can feel quite warm and humid. Be prepared for 444 mm (17.5 in) of precipitation over the course of 29 days, making this a month of frequent rain.

December Temperature in Lawang

In December in Lawang, the average temperature is 25°C (77°F). Maximums can reach 36°C (96°F) and minimums can be as low as 20°C (68°F). This warm climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates December temperature patterns in Lawang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lawang, December typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (96°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec767676777776757577797877
Data source: Temperature data for Lawang 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 Lawang

In Lawang in December, the precipitation amount is 444 mm (17.5 in) spread over a duration of 29 days.

December Precipitation Trends in Lawang

The chart displays monthly precipitation patterns in Lawang, 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 Lawang, December typically receives around 444 mm (17.5 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec489552554248623512121961278444
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lawang

In Lawang in December humidity is 75%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket, enveloping you and making travel somewhat taxing, as every step can feel heavier and the air thicker, often leading to a desire for shade and cool breezes.

December Average Humidity in Lawang

This chart illustrates the average monthly humidity levels in Lawang, 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 Lawang is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%85%83%80%81%80%78%74%72%72%73%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lawang

In Lawang 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 Lawang.

Maximum UV Index Levels in Lawang for December

The chart shows the monthly maximum UV Index (UVI) for Lawang 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 Lawang typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141515131310121314141413
Data source: Lawang 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 Lawang Compares to Other Months

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

This table compares monthly weather conditions in Lawang, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)489 mm (19.3 inches)81%extreme
February Weather24°C (76°F)552 mm (21.7 inches)85%extreme
March Weather24°C (76°F)554 mm (21.8 inches)83%extreme
April Weather25°C (77°F)248 mm (9.8 inches)80%extreme
May Weather25°C (77°F)62 mm (2.4 inches)81%extreme
June Weather25°C (77°F)35 mm (1.4 inches)80%very high
July Weather24°C (76°F)12 mm (0.5 inches)78%extreme
August Weather24°C (76°F)12 mm (0.5 inches)74%extreme
September Weather25°C (77°F)19 mm (0.7 inches)72%extreme
October Weather26°C (79°F)61 mm (2.4 inches)72%extreme
November Weather26°C (79°F)278 mm (10.9 inches)73%extreme
December Weather25°C (77°F)444 mm (17.5 inches)75%extreme

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