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December Weather in Mongar, Bhutan

Last updated: August 22, 2025

The average temperature in Mongar, Bhutan during December is 9°C (48°F). Temperatures can vary significantly, with a minimum of -3°C (28°F) and a maximum of 19°C (66°F). Expect around 43 mm (1.7 in) of precipitation over 8 days of the month, and prepare for a high average humidity of 83%.

December Temperature in Mongar

In December in Mongar, the average temperature is 9°C (48°F), with maximums reaching 19°C (66°F) and minimums dropping as low as -3°C (28°F). This climate makes Mongar a versatile destination for travelers, offering both mild days and crisp evenings.

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

The chart illustrates December temperature patterns in Mongar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mongar, December typically has an average temperature of 9°C (48°F), with highs reaching up to 19°C (66°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec454752576267686967625448
Data source: Temperature data for Mongar 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 Mongar

In Mongar in December, the total precipitation amount is 43 mm (1.7 in) over the course of 8 days.

December Precipitation Trends in Mongar

The chart displays monthly precipitation patterns in Mongar, 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 Mongar, December typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec571303123775628159376326062266143
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mongar

In Mongar in December humidity is 83%. With an average temperature of 9°C (48°F), this humidity feels like an enveloping blanket, making outdoor activities quite uncomfortable and encouraging travelers to seek shelter or shade frequently.

December Average Humidity in Mongar

This chart illustrates the average monthly humidity levels in Mongar, 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 Mongar is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%71%50%45%76%88%93%92%92%89%86%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mongar

In Mongar in December, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Mongar, you can refer to this Hourly UV Index in Mongar.

Maximum UV Index Levels in Mongar for December

The chart shows the monthly maximum UV Index (UVI) for Mongar 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 Mongar typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6891213141514121086
Data source: Mongar 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 Mongar Compares to Other Months

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

This table compares monthly weather conditions in Mongar, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)57 mm (2.3 inches)70%high
February Weather8°C (47°F)130 mm (5.1 inches)71%very high
March Weather11°C (53°F)312 mm (12.3 inches)50%very high
April Weather14°C (58°F)377 mm (14.8 inches)45%extreme
May Weather17°C (62°F)562 mm (22.1 inches)76%extreme
June Weather19°C (67°F)815 mm (32.1 inches)88%extreme
July Weather20°C (68°F)937 mm (36.9 inches)93%extreme
August Weather20°C (69°F)632 mm (24.9 inches)92%extreme
September Weather19°C (67°F)606 mm (23.9 inches)92%extreme
October Weather17°C (62°F)226 mm (8.9 inches)89%very high
November Weather12°C (54°F)61 mm (2.4 inches)86%very high
December Weather9°C (48°F)43 mm (1.7 inches)83%high

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