December Weather in Mae Hong Son, Thailand

Last updated: August 27, 2025

In December, Mae Hong Son, Thailand offers a delightful respite with maximum temperatures reaching 32°C (89°F) and an average of 20°C (69°F), making it a comfortable time to explore the region's stunning landscapes. Visitors can expect cooler evenings, as minimum temperatures dip to 6°C (44°F). With only 11 mm (0.4 in) of precipitation spread over just 3 days, the month presents a predominantly dry atmosphere complemented by moderate humidity levels at 56%. This perfect blend of weather creates an ideal environment for outdoor activities, cultural exploration, and enjoying the natural beauty of Northern Thailand.

December Temperature in Mae Hong Son

In December, Mae Hong Son, Thailand, experiences a delightful shift in temperatures that heralds the start of the cooler season. With a minimum temperature dipping to a brisk 6°C (44°F), the nights can feel particularly chilly, making warm layers essential for evening outings. Daytime temperatures average around 20°C (69°F), perfect for exploring the region’s stunning landscapes and rich culture without the oppressive heat that characterizes other months. The daytime highs can reach up to 32°C (89°F), offering a pleasant warmth that invites outdoor adventures. This month stands out as a transition from the warmer months, offering a refreshing climate that attracts both locals and tourists seeking to enjoy Mae Hong Son's natural beauty and vibrant atmosphere.

December Weather in Mae Hong Son: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Mae Hong Son, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mae Hong Son, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec697179828279777777767468
Data source: Temperature data for Mae Hong Son 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 Mae Hong Son

In December, Mae Hong Son experiences a marked decrease in precipitation, with only 11 mm (0.4 in) of rain spread over 3 days. This is a significant drop compared to the heavy downpours of the preceding rainy months, where totals peaked in August with 308 mm (12.1 in) and remained elevated through to October. As the region transitions towards its dry season, December serves as a brief reprieve from the intense rainfall that characterizes the monsoon months, hinting at a cycle where drier weather begins to reestablish itself, allowing the beauty of Mae Hong Son's landscape to shine through under clearer skies.

December Precipitation Trends in Mae Hong Son

The chart displays monthly precipitation patterns in Mae Hong Son, 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 Mae Hong Son, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2251361141732553081961343111
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mae Hong Son

In December, Mae Hong Son, Thailand experiences a notable shift in humidity, with levels averaging around 56%. This marks a decline from the peak humidity months of August and July, where figures soared to 91% and 83%, respectively. These high levels during the summer months give way to a more comfortable atmosphere as the year draws to a close. Despite the decrease, December remains notably more humid compared to the dry months of early spring, such as April and March, with their lows around 36% and 38%. This pattern underscores the region's transition from the intense humidity of the rainy season, which begins in June, to more moderate conditions as the cool season sets in.

December Average Humidity in Mae Hong Son

This chart illustrates the average monthly humidity levels in Mae Hong Son, 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 Mae Hong Son is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%38%36%64%81%83%91%83%67%61%56%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mae Hong Son

In December, Mae Hong Son, Thailand experiences a UV Index of 9, categorizing it as very high, with a burn time of just 15 minutes. This indicates a slight decline from the intense summer months of May through October, where UV levels peaked at 14, indicating extreme exposure. Interestingly, the UV Index notably drops in January to 9 again, creating a trend of high UV radiation that begins and ends the year with significant caution. Throughout most of the year, particularly from March to October, visitors should be especially vigilant, as even brief exposure can lead to sunburn. With fluctuating UV levels, it's essential to stay informed and protected. For more details, check out Mae Hong Son UV Index.

Maximum UV Index Levels in Mae Hong Son for December

The chart shows the monthly maximum UV Index (UVI) for Mae Hong Son 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 Mae Hong Son typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9101313141414141412109
Data source: Mae Hong Son 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.

December Sunshine in Mae Hong Son

December in Mae Hong Son, Thailand, ushers in a beautiful transition as the year draws to a close, boasting 316 hours of glorious sunshine. This month continues the upward trend of increased daylight established since the summer months, offering a comforting contrast to the typical rainy season. While the sunshine dipped to its lowest in July with just 227 hours, the light gradually returns, peaking in March with an impressive 340 hours before tapering slightly in April and May. December’s generous sunshine invites visitors to enjoy the stunning landscapes and vibrant culture of this enchanting region, making it an ideal time for exploration and relaxation. The warmth of the sun during this month serves not only as a delightful welcome but also as a reminder of nature’s rhythm, encapsulating the essence of Thai tranquility.

Monthly Sunshine Duration in Mae Hong Son: December Highlighted

The December sunshine duration represents the total number of hours Mae Hong Son experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec252h303h340h326h335h250h227h211h262h287h301h316h
Data source: Mae Hong Son December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mae Hong Son During December

In December, Mae Hong Son basks in a significant likelihood of sunny weather, boasting an impressive 85% chance of sunshine. This marks a notable contrast to the preceding wet months, where the likelihood of sunshine plummeted to as low as 9% in August and only 11% in June. As the year draws to a close, the weather turns more favorable, with December offering a radiant escape after the rainy season, enhancing the area's stunning landscapes and inviting outdoor adventures. This trend of increasing sunshine culminates in the final month of the year, making it an ideal time for travelers to explore the breathtaking beauty of this northern Thai gem.

Percentage of Sunny Days in December in Mae Hong Son

The chart illustrates the percentage of sunny days in Mae Hong Son throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Mae Hong Son experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%82%87%41%42%11%12%9%16%26%48%85%
Data source: Mae Hong Son December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mae Hong Son in December

In Mae Hong Son, Thailand, December heralds the arrival of shorter days with only 10 hours of daylight, marking a notable dip from the 11 hours seen in both January and February. This trend reflects a gradual shift as the year progresses, beginning with 11 hours in early months, then climbing to a peak of 13 hours during the vibrant summer months of May through July. As the seasons turn, daylight begins to wane, returning to 12 hours in August and September, before settling back to 11 hours in October and November. December's shorter daylight underscores the region's cyclical nature, as it transitions once again toward longer days in the new year. The rhythm of light and darkness evokes a sense of harmony with the changing seasons, inviting both reflection and appreciation of nature's ever-present ebb and flow.

Average Daylight Hours in Mae Hong Son for December

The chart illustrates the variation in daylight duration in Mae Hong Son throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 5m11h 30m12h 1m12h 34m13h 2m13h 15m13h 8m12h 44m12h 13m11h 40m11h 12m10h 58m
Data source: Mae Hong Son daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Mae Hong Son

In Mae Hong Son, Thailand, the December winds whisper gently at an average speed of 1.2 m/s (3 mph), offering a tranquil respite as the year draws to a close. This month marks a slight dip from the breezier summer months, where average wind speeds peaked at 1.7 m/s (4 mph) in both March and June. Throughout the year, notable fluctuations in wind patterns suggest a seasonal dance: gentle winds dominate the cooler months, with speeds fluctuating between 1.0 m/s (2 mph) in the late fall to a maximum of 1.7 m/s (4 mph) in early spring. December's breeze carries a nostalgic promise of the cooler nights ahead, setting a serene backdrop for the festive season in this mountainous enclave.

Average December Wind Speed in Mae Hong Son

The chart displays monthly wind speed patterns in Mae Hong Son, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.41.71.41.61.71.51.41.11.01.01.2 m/s
Data source: Mae Hong Son December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Mae Hong Son Compares to Other Months

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

In comparing the weather between December and January, both months display similar temperature averages, with December experiencing a minimum of 6°C (44°F) and a maximum of 32°C (89°F), while January sees a slight increase with a minimum of 7°C (45°F) and a maximum of 32°C (90°F). Precipitation levels in January are notably higher, totaling 22 mm (0.9 in) over three days, compared to December's 11 mm (0.4 in) under the same number of rainy days. Additionally, January exhibits slightly lower humidity at 51% versus December's 56%, contributing to a comfortable atmosphere. For more detailed information, you can check Mae Hong Son weather in January.

In comparing the weather between December and February, December experiences slightly cooler temperatures, with a minimum of 6°C (44°F) and an average of 20°C (69°F), peaking at 32°C (89°F). In contrast, February warms up, showing a minimum of 9°C (49°F) and an average of 22°C (72°F), while reaching a maximum of 35°C (95°F). Precipitation is more frequent in December, with 11 mm (0.4 in) spread over three days, whereas February enjoys drier conditions with only 4 mm (0.2 in) of rain and no rainy days. Additionally, humidity levels are higher in December at 56%, compared to February's 46%. For a more detailed look at February weather in Mae Hong Son, you can visit Mae Hong Son weather in February.

December and March present strikingly different weather patterns. In December, temperatures range from a minimum of 6°C (44°F) to a maximum of 32°C (89°F), with an average of 20°C (69°F). This month experiences some precipitation, with around 11 mm (0.4 in) over three days, and humidity sits at 56%. In contrast, March sees warmer conditions with temperatures ranging from a minimum of 12°C (54°F) to a scorching maximum of 39°C (103°F), averaging 26°C (79°F). Notably, March is more arid, with only 1 mm (0.0 in) of precipitation recorded over no rainy days and a lower humidity level of 38%. For more detailed weather insights, check Mae Hong Son weather in March.

When comparing December and April weather, a notable shift occurs in both temperature and precipitation. December features a milder climate with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 32°C (89°F), accompanied by low humidity levels of 56% and only a slight precipitation of 11 mm (0.4 in) over three days. In contrast, April displays much warmer temperatures, with a minimum of 17°C (63°F) and peaking at a scorching 40°C (104°F) on average. Additionally, April experiences increased rainfall, totaling 36 mm (1.4 in) over six days, but benefits from lower humidity at 36%. This comparison highlights the significant transition from the cooler, drier conditions of December to the hotter, wetter climate of April. For in-depth information about April weather in this region, visit Mae Hong Son weather in April.

The weather in December is generally milder, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 32°C (89°F) and an average temperature of 20°C (69°F). Precipitation is low, averaging only 11 mm (0.4 in) across about three days, and humidity levels sit at around 56%. In contrast, May brings significantly warmer conditions, with temperatures ranging from a minimum of 20°C (68°F) to a sweltering maximum of 40°C (104°F), averaging 28°C (82°F). The month is also much wetter, receiving approximately 114 mm (4.5 in) of rainfall over 13 days, and experiencing slightly higher humidity at 63%. For more detailed weather information, you can check Mae Hong Son weather in May.

December and June present distinctly different weather patterns. In December, temperatures range from a pleasant minimum of 6°C (44°F) to a warm maximum of 32°C (89°F), with an average of 20°C (69°F). This month sees minimal precipitation, with only 11 mm (0.4 in) over just three days, while humidity levels are relatively moderate at 56%. In contrast, June is much warmer and wetter, featuring minimum temperatures of 21°C (70°F) and maximums that can reach 35°C (95°F), averaging around 26°C (79°F). Rainfall dramatically increases to 173 mm (6.8 in) over 26 days, accompanied by higher humidity levels at 81%. For more details on the weather during this wet month, you can check out Mae Hong Son weather in June.

December and July present contrasting weather conditions. In December, temperatures range from a mild 6°C (44°F) at night to a warm 32°C (89°F) during the day, with an average of 20°C (69°F). The month is relatively dry, with only 11 mm (0.4 in) of precipitation over 3 days, leading to a moderate humidity level of 56%. In stark contrast, July experiences significantly higher temperatures, with minimums of 21°C (70°F) and maximums reaching 35°C (96°F), averaging around 25°C (78°F). The month is also characterized by heavy rainfall, accumulating 255 mm (10.0 in) over 27 days and a high humidity level of 83%. For a more detailed look at July's weather, you can check Mae Hong Son weather in July.

When comparing the weather in December and August, notable differences emerge. December enjoys milder temperatures, with averages around 20°C (69°F) and maximums peaking at 32°C (89°F), alongside minimal precipitation of just 11 mm over 3 days. In contrast, August experiences significantly warmer and more humid conditions, with average temperatures of 25°C (77°F) and highs reaching up to 34°C (93°F). The month is characterized by heavy rainfall, with an impressive 308 mm spread across 30 days, resulting in a humidity level of 91%. For more detailed information, check out Mae Hong Son weather in August.

When comparing the weather in December and September, notable differences emerge. December experiences a milder temperature range with a minimum of 6°C (44°F) and a maximum of 32°C (89°F), showcasing a comfortable average of 20°C (69°F) and limited rainfall of just 11 mm (0.4 in) over three days, leading to a humidity level of 56%. In contrast, September presents much warmer conditions, with a minimum temperature of 20°C (68°F) and a maximum of 34°C (94°F). This month is characterized by significant precipitation, recording 196 mm (7.7 in) over 24 days, and exhibits high humidity at 83%. For more specifics on the weather during September, you can check Mae Hong Son weather in September.

In December, the weather in Mae Hong Son is considerably milder with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 32°C (89°F), and an average of 20°C (69°F). The month experiences low precipitation at just 11 mm (0.4 in) over 3 days and a humidity level of 56%. In contrast, October is warmer, with temperatures fluctuating between 19°C (66°F) and 33°C (91°F), averaging at 25°C (77°F). However, it is significantly wetter, receiving 134 mm (5.3 in) of rain across 19 days and higher humidity at 67%. For a deeper look at October's weather specifics, check out Mae Hong Son weather in October.

In comparison to November, December experiences slightly cooler temperatures, with averages ranging from a minimum of 6°C (44°F) to a maximum of 32°C (89°F), compared to November's higher range of 14°C (57°F) to 33°C (91°F). Furthermore, December has significantly less precipitation, receiving only 11 mm (0.4 in) over three days, while November sees more rain at 31 mm (1.2 in) spread across six days. Humidity levels also decrease in December, averaging 56% compared to November's 60%. For a more detailed look at the weather during November, check out Mae Hong Son weather in November.

Compare Mae Hong Son's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Mae Hong Son

December in Mae Hong Son brings a delightful change, with cooler temperatures and significantly lower humidity compared to the sweltering months that precede it. The crisp evenings, where temperatures can drop to a refreshing 6°C, create an inviting atmosphere perfect for exploring this beautiful region. With only a few days of light rain totaling around 11 mm, it’s an ideal time for outdoor adventures amid lush landscapes. The comfortable average temperature around 20°C makes daytime excursions enjoyable, setting December apart as a fantastic month to experience the charm of Mae Hong Son. For a more detailed look at weather patterns throughout the year, explore Mae Hong Son Climate.