Last updated: August 21, 2025
December in Trongsa, Bhutan presents a unique climate characterized by a maximum temperature of 13°C (57°F) and a chilling minimum of -14°C (8°F), leading to an average of around 1°C (34°F). Visitors can expect high humidity levels at 83%, creating a crisp atmosphere that complements the stunning Himalayan landscapes. Precipitation, totaling 44 mm (1.8 in), occurs over approximately 11 days, adding to the enchanting winter scenery. This month offers a distinctive experience for travelers seeking the serene beauty and quiet charm of Bhutan during its colder season.
As December settles in, Trongsa, Bhutan experiences a notable chill, with temperatures dipping to a minimum of -14°C (8°F). The average temperature hovers around 1°C (34°F), providing a stark contrast to the mildness of the preceding months. The day's warmth peaks at 13°C (57°F), indicating an intriguing balance between cold and fleeting warmth. Observing the trend from earlier months, it's clear that December marks a significant transition toward winter, as temperatures start to drop sharply from the mild fall climate of November, which had a more comfortable average of 4°C (40°F). This gradual descent into winter culminates a year of varied temperatures, making Trongsa a fascinating destination for those keen to experience Bhutan's serene, frosty beauty.
In December, Trongsa experiences a significant drop in precipitation, recording 44 mm (1.8 in) of rain over just 11 days. This marks a striking contrast to the summer months, when the region is drenched by heavy monsoon rains, peaking in July with a staggering 744 mm (29.3 in) over 31 days. As autumn fades, November brings a brief respite with 52 mm (2.0 in) before December ushers in the dry season, characterized by lighter showers. This trend highlights Trongsa's climatic transition, where the once frequent rains recede, paving the way for cooler, drier conditions in the heart of winter.
In December, Trongsa, Bhutan experiences a notable dip in humidity compared to the peak months of summer, yet it remains relatively high at 83%. This month marks a transition from the intense humidity of the monsoon season, where levels soar to 93% in July and 92% in August. Following a gradual decrease through the autumn months, December's humidity reflects a consistent trend of rising moisture levels from the drier spring months, where April sees a low of 45%. As the year wraps up, humidity begins to stabilize, hinting at the cooler, drier days ahead in January, which typically starts at 70%. This pattern illustrates the unique climatic rhythm of Trongsa, where seasonal shifts are marked by fluctuating humidity levels.
In December, Trongsa, Bhutan experiences a UV Index of 7, placing it in the high exposure category. This indicates a shift towards less intense UV radiation compared to the peak months of April to August, where values soar to 16 and exposure is deemed extreme. With a recommended burn time of 25 minutes, December offers a reprieve from the harsher sun conditions typical of the earlier months, making it a safer time for outdoor activities. As the year concludes, this downward trend in UV levels highlights the importance of adjusting sun safety practices seasonally. For more detailed insights, explore the Trongsa UV Index.
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In December, Trongsa, Bhutan basks in 260 hours of sunshine, highlighting a notable trend in the region's climatic rhythm. As winter sets in, the daylight hours dip slightly from November’s 273 hours, yet remain significantly brighter than the summer months, particularly July, which sees a mere 190 hours of sun. This gradual taper during the colder months contrasts beautifully with the vibrant peaks of daylight in April and May, where sunshine soars to 313 hours and 321 hours, respectively. The December light, though diminished, casts a warm glow over the majestic architecture and stunning landscapes, making it an enchanting time to experience the serene beauty of this Himalayan gem.
In December, Trongsa, Bhutan experiences a notable increase in the likelihood of sunny weather, with a 44% chance of sunshine. This rise marks a shift from the cooler, cloudier months of summer, where the chances plummet to as low as 1% in August and 2% in July. As the year progresses, the chance of sun gradually improves, peaking in December after a modest uptick in November at 28%. This trend indicates that while the region grapples with lower probabilities of sunshine during the summer monsoon, the arrival of winter brings a refreshing clarity, making December an appealing time for sun-seekers in Trongsa.
In Trongsa, Bhutan, the daylight duration exhibits a clear seasonal pattern, peaking in the warmer months. February gently ushers in longer days with 11 hours of sunlight, leading to a gradual increase that maxes out at 13 hours in May through August. As autumn approaches, the daylight begins to wane, tapering back down to 12 hours in September and then sliding further to 10 hours by November and December. This cyclical rhythm of light and shadow not only highlights the region's climatic transitions but also reflects the natural progression of the year, enveloping Trongsa in a tapestry of seasonal change.
December in Trongsa, Bhutan, experiences a gentle breeze with an average wind speed of 1.1 m/s (2 mph), maintaining the steady rhythm seen throughout the year. This slight uptick mirrors the consistency in wind patterns from previous months, where wind speeds have generally hovered around the 1.0 m/s mark for most of the year. Interestingly, while the winter chill sets in, the air remains relatively still, offering a tranquil atmosphere that complements the region's majestic landscapes. The gradual shift from 1.0 m/s to 1.1 m/s in December hints at the subtle changes as the year draws to a close, blending perfectly with the serene beauty of Trongsa in winter.
Weather in Trongsa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Trongsa, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January exhibit notable differences in weather patterns. December experiences a more moderate temperature range, with minimums around -14°C (8°F) and an average of 1°C (34°F), while January plunges to lower minimums of -21°C (-6°F) and an overall average of -2°C (28°F). Both months report similar precipitation levels, with December receiving 44 mm (1.8 in) and January slightly higher at 45 mm (1.8 in), over approximately 11 days. However, the humidity in December is higher at 83%, reducing significantly to 70% in January, contributing to the colder feel of the latter month. For more detailed insights, you can check the Trongsa weather in January.
December and February share a similar maximum temperature of around 13°C (55°F), but overall, February tends to be colder, with average temperatures hovering around -1°C (31°F) compared to December's average of 1°C (34°F). The minimum temperatures in February can drop to -16°C (3°F), making it colder than December's minimum of -14°C (8°F). Additionally, February experiences significantly more precipitation, totaling 104 mm (4.1 in) over 19 days, compared to December's 44 mm (1.8 in) across 11 days, resulting in a wetter and more humid atmosphere, even though February's humidity is lower at 71% compared to December's 83%. For more detailed weather insights, you can check Trongsa weather in February.
In December, the weather is characterized by much colder temperatures, with a minimum of -14°C (8°F) and an average around 1°C (34°F), while it can rise to a maximum of 13°C (57°F). The month sees about 44 mm (1.8 in) of precipitation spread over 11 days, resulting in a high humidity level of 83%. In contrast, March experiences slightly milder temperatures, with a minimum of -12°C (11°F) and an average of 2°C (37°F), reaching a maximum of 16°C (62°F). However, March is significantly wetter, with precipitation totaling 207 mm (8.1 in) over 27 days and a much lower humidity of 50%. For more specifics on the weather patterns, you can check Trongsa weather in March.
December and April present contrasting weather patterns, showcasing the transition from winter to spring. In December, temperatures are notably cold, with lows reaching -14°C (8°F) and an average of just 1°C (34°F), accompanied by high humidity levels of 83%. Precipitation in December is relatively low at 44 mm (1.8 in) over about 11 days, making it a drier month overall.
In contrast, April brings milder temperatures, ranging from a minimum of -7°C (19°F) to an average of 6°C (43°F), peaking at a maximum of 16°C (62°F). However, it is significantly wetter, with precipitation increasing to 218 mm (8.6 in) spread across 29 days. This results in lower humidity at 45%, indicating a shift towards more spring-like conditions. For more detailed information, you can visit Trongsa weather in April.
December and May present strikingly different weather patterns. In December, temperatures range from a chilly -14°C (8°F) at their lowest to a high of 13°C (57°F), with an average of around 1°C (34°F). The month sees a total precipitation of 44 mm (1.8 in) over approximately 11 days, accompanied by high humidity levels at 83%. In contrast, May experiences milder temperatures, with lows at 0°C (31°F) and highs reaching up to 20°C (68°F), averaging 9°C (49°F). However, it's a much wetter month, accumulating 335 mm (13.2 in) of rain over 30 days, albeit with slightly lower humidity at 76%. For a more detailed look at May's weather, you can check Trongsa weather in May.
December and June present stark contrasts in weather conditions. In December, temperatures range from a chilly -14°C (8°F) at night to a mild maximum of 13°C (57°F) during the day, with an average temperature around 1°C (34°F). The month sees approximately 44 mm (1.8 in) of precipitation over 11 days, accompanied by high humidity levels at 83%. In contrast, June boasts a much warmer climate, with nighttime lows of 5°C (41°F) and daytime highs reaching 21°C (71°F), averaging 13°C (55°F). However, it also experiences significantly higher precipitation, totaling 542 mm (21.3 in) spread over 30 days and a humidity level that rises to 88%. For those interested in more details, Trongsa weather in June offers an in-depth look at June's climate.
December and July present distinctly different weather profiles. In December, temperatures can drop as low as -14°C (8°F) with an average temperature around 1°C (34°F) and a maximum of 13°C (57°F). The month sees a moderate precipitation of 44 mm (1.8 in) over approximately 11 days, accompanied by relatively high humidity at 83%. In contrast, July experiences much milder temperatures, with a minimum of 9°C (48°F), an average of 14°C (57°F), and a maximum reaching 21°C (71°F). However, July is notably wetter, accumulating 744 mm (29.3 in) of rain over 31 days, with humidity levels rising to 93%. For more detailed insights, check Trongsa weather in July.
December and August exhibit stark differences in weather conditions. In December, temperatures are notably colder, with a minimum of -14°C (8°F) and an average of 1°C (34°F), while August experiences much milder temperatures ranging from a minimum of 8°C (47°F) to a maximum of 21°C (70°F). Precipitation is also significantly higher in August, totaling 559 mm (22.0 in) over 31 days compared to just 44 mm (1.8 in) over 11 days in December. Additionally, humidity levels are slightly elevated in August at 92%, compared to 83% in December. For more specific details about August weather, you can check Trongsa weather in August.
December weather is starkly colder than September, with average temperatures hovering around 1°C (34°F), compared to September's milder average of 12°C (55°F). December sees a higher maximum temperature of 13°C (57°F), but it is significantly chillier overall, with a minimum temperature that plunges to -14°C (8°F). In contrast, September's temperatures range from a minimum of 5°C (41°F) to a pleasant maximum of 20°C (68°F). Additionally, precipitation plays a notable role, with December receiving 44 mm (1.8 in) over 11 days, while September experiences a much wetter climate, accumulating 439 mm (17.3 in) across 29 days. Humidity levels remain high in both months—83% in December and 92% in September—adding to the overall feeling of dampness, especially during the rainy days of September. For more detailed information about specific conditions, check Trongsa weather in September.
In December, temperatures range from a chilly -14°C (8°F) at their lowest to a milder maximum of 13°C (57°F), with an average temperature around 1°C (34°F). Conversely, October experiences more moderate conditions, with temperatures ranging from -3°C (26°F) to a pleasant 19°C (67°F) and an average of 9°C (49°F). While December sees significantly less precipitation at 44 mm (1.8 in) over 11 days, October is much wetter, receiving 171 mm (6.7 in) during 22 days of rain. Additionally, October's humidity is slightly higher at 89% compared to December’s 83%. For more details, you can check Trongsa weather in October.
In comparing the weather of December and November, December typically experiences colder temperatures, with a minimum of -14°C (8°F) compared to November's minimum of -6°C (22°F). The average temperatures also drop slightly in December to 1°C (34°F), whereas November sees an average of 4°C (40°F). Precipitation patterns show December receiving 44 mm (1.8 in) over 11 days, while November has slightly higher precipitation at 52 mm (2.0 in) spread over 16 days. Humidity levels remain relatively high in both months, with December at 83% and November slightly higher at 86%. For those interested in learning more about November weather specifics, you can check the detailed information here: Trongsa weather in November.
As December settles in, Trongsa experiences a notable shift in weather compared to the milder months preceding it. The chill becomes more pronounced, with maximum temperatures barely reaching double digits and minimums plunging well below freezing, creating a stark ambiance. The increased precipitation over multiple days adds to the month’s character, making it one of the wetter periods of the year despite the cold. This contrasts sharply with the warmer, drier months, filling the air with a unique humidity that lingers at a high level. Overall, December invites a more bracing and invigorating environment, ideal for those who appreciate winter's beauty and tranquility. For more insights on weather trends, explore Trongsa Climate.