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December Weather in Ha Lam, Vietnam

Last updated: August 28, 2025

In December, the average temperature in Ha Lam, Vietnam is a pleasant 23°C (73°F). Expect daytime highs of up to 30°C (86°F) and cooler nights with a minimum of 16°C (61°F). However, be prepared for some rain, as precipitation averages 338 mm (13.3 in) over 23 days. With an average humidity of 89%, the air will feel quite moist, adding to the tropical ambiance of the season.

December Temperature in Ha Lam

In December, in Ha Lam, the average temperature is 23°C (73°F). The maximum can reach 30°C (86°F), and the minimum can be as low as 16°C (61°F). This pleasant climate makes Ha Lam an ideal destination for travelers looking to enjoy mild weather and outdoor activities.

December Weather in Ha Lam: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ha Lam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ha Lam, December typically has an average temperature of 23°C (73°F), with highs reaching up to 30°C (86°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec727378818588878784807773
Data source: Temperature data for Ha Lam 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 Ha Lam

In Ha Lam in December, the precipitation amount is 338 mm (13.3 in) over a span of 23 days.

December Precipitation Trends in Ha Lam

The chart displays monthly precipitation patterns in Ha Lam, 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 Ha Lam, December typically receives around 338 mm (13.3 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec13475648111690154147260495594338
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ha Lam

In Ha Lam in December, humidity is 89%. With an average temperature of 23°C (73°F), this humidity feels like a thick, warm blanket wrapping around you, making travel feel sticky and heavy, which can be quite draining for explorers.

December Average Humidity in Ha Lam

This chart illustrates the average monthly humidity levels in Ha Lam, 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 Ha Lam is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%78%75%80%85%85%87%88%90%91%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ha Lam

In Ha Lam 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 Ha Lam.

Maximum UV Index Levels in Ha Lam for December

The chart shows the monthly maximum UV Index (UVI) for Ha Lam 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 Ha Lam typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141314141312109
Data source: Ha Lam 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 Ha Lam Compares to Other Months

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

This table compares monthly weather conditions in Ha Lam, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (73°F)134 mm (5.3 inches)86%very high
February Weather23°C (73°F)75 mm (2.9 inches)83%extreme
March Weather26°C (79°F)64 mm (2.5 inches)78%extreme
April Weather27°C (82°F)81 mm (3.2 inches)75%extreme
May Weather30°C (86°F)115 mm (4.5 inches)80%extreme
June Weather31°C (88°F)90 mm (3.5 inches)85%extreme
July Weather31°C (88°F)154 mm (6.1 inches)85%extreme
August Weather31°C (87°F)147 mm (5.8 inches)87%extreme
September Weather29°C (84°F)260 mm (10.2 inches)88%extreme
October Weather27°C (81°F)495 mm (19.5 inches)90%extreme
November Weather25°C (77°F)594 mm (23.4 inches)91%very high
December Weather23°C (73°F)338 mm (13.3 inches)89%very high

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