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December Weather in Attapeu, Laos

Last updated: August 23, 2025

In December, the average temperature in Attapeu, Laos hovers around 25°C (77°F), with temperatures ranging from a cool 13°C (56°F) to a sweltering 37°C (98°F). Expect a modest precipitation amount of 11 mm (0.4 in) spread over just 3 days, accompanied by an average humidity of 82%, adding to the warm, tropical feel of the region.

December Temperature in Attapeu

In December, in Attapeu, the average temperature is 25°C (77°F), with maximums reaching 37°C (98°F) and minimums dropping as low as 13°C (56°F). This makes it an ideal time for travelers seeking pleasant weather with warm days and cooler nights.

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

The chart illustrates December temperature patterns in Attapeu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Attapeu, December typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (98°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec777984848381797980797976
Data source: Temperature data for Attapeu 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 Attapeu

In Attapeu in December, the precipitation amount is 11 mm (0.4 in) over the course of 3 days.

December Precipitation Trends in Attapeu

The chart displays monthly precipitation patterns in Attapeu, 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 Attapeu, December typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec2425551602443793833142313611
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Attapeu

In Attapeu in December, humidity is 82%. With an average temperature of 25°C (77°F), this humidity feels like a warm, oppressive blanket enveloping you as you explore, making every step feel more laborious and prompting the need for frequent hydration breaks.

December Average Humidity in Attapeu

This chart illustrates the average monthly humidity levels in Attapeu, 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 Attapeu is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%65%53%49%73%86%91%93%91%88%85%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Attapeu

In Attapeu in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Attapeu.

Maximum UV Index Levels in Attapeu for December

The chart shows the monthly maximum UV Index (UVI) for Attapeu 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 Attapeu typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131515141414141413119
Data source: Attapeu 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 Attapeu Compares to Other Months

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

This table compares monthly weather conditions in Attapeu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)2 mm (0.1 inches)74%very high
February Weather26°C (79°F)4 mm (0.1 inches)65%extreme
March Weather29°C (84°F)25 mm (1.0 inches)53%extreme
April Weather29°C (85°F)55 mm (2.2 inches)49%extreme
May Weather28°C (83°F)160 mm (6.3 inches)72%extreme
June Weather27°C (81°F)244 mm (9.6 inches)86%extreme
July Weather26°C (79°F)378 mm (14.9 inches)91%extreme
August Weather26°C (79°F)383 mm (15.1 inches)93%extreme
September Weather26°C (80°F)313 mm (12.3 inches)91%extreme
October Weather26°C (80°F)230 mm (9.1 inches)88%extreme
November Weather26°C (79°F)36 mm (1.4 inches)85%extreme
December Weather25°C (77°F)11 mm (0.4 inches)82%very high

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