December Weather in Sukhothai, Thailand

Last updated: August 27, 2025

In Sukhothai, Thailand, December presents a delightful escape with maximum temperatures reaching 35°C (95°F) and an average of 25°C (77°F), perfect for outdoor exploration. As cooler nights approach, temperatures can dip to a refreshing 12°C (53°F), providing a pleasant contrast. While the month sees minimal precipitation, with only 19 mm (0.7 in) over two days, a relative humidity level of 55% keeps the air comfortable. This makes December an ideal time for visitors to experience the rich history and stunning landscapes of Sukhothai.

December Temperature in Sukhothai

In Sukhothai, Thailand, December marks a delightful transition into cooler weather, with temperatures dipping to a minimum of 12°C (53°F), providing a refreshing break from the sweltering heat of earlier months. The average temperature settles at 25°C (77°F), making it a pleasant time for outdoor exploration. Despite the chill in the mornings, the daytime can still heat up to a maximum of 35°C (95°F), reminding visitors of the region's tropical heritage. This month stands out as an ideal time to experience Sukhothai's rich history and stunning ruins, as the temperatures are significantly milder compared to the soaring highs of April and May, which reach well into the 40s°C. As the year winds down, December offers a comfortable climate, perfect for enjoying both the cultural and natural beauty of this UNESCO World Heritage site.

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

The chart illustrates December temperature patterns in Sukhothai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sukhothai, 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).
JanFebMarAprMayJunJulAugSepOctNovDec788187898886858484838177
Data source: Temperature data for Sukhothai generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Sukhothai

In December, Sukhothai experiences a noticeable dip in precipitation, receiving only 19 mm (0.7 in) of rain across just 2 days. This pattern marks a significant decrease compared to the preceding months, particularly the monsoon's peak from May to August when rainfall often exceeds 200 mm and involves nearly daily showers. The transition to December signifies a shift towards drier conditions, as the region prepares for the cooler, more stable part of the year. This reduction in rainfall not only offers a respite from the heavy downpours but also creates a perfect opportunity for outdoor exploration and enjoying Sukhothai's rich cultural heritage.

December Precipitation Trends in Sukhothai

The chart displays monthly precipitation patterns in Sukhothai, 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 Sukhothai, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec261310931831922113042381723319
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Sukhothai

In Sukhothai, Thailand, December marks a notable transition in humidity levels as the year draws to a close. After peaking in the sweltering months of June and August, where humidity soared to 84% and 87% respectively, there's a gradual yet significant drop during the latter part of the year. By December, humidity settles at a more comfortable 55%, offering a welcome relief compared to the oppressive summer months. This trend highlights a seasonal shift; as the dry season approaches, humidity levels decrease from November's 62%, allowing residents and visitors alike to enjoy the more temperate conditions. The fluctuation in humidity throughout the year paints a vivid picture of Sukhothai's climate, reflecting the region's tropical character while also showcasing the pleasantness of the December weather.

December Average Humidity in Sukhothai

This chart illustrates the average monthly humidity levels in Sukhothai, 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 Sukhothai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%48%45%49%71%84%84%87%84%71%62%55%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sukhothai

In Sukhothai, Thailand, the UV Index remains consistently high throughout the year, with December showcasing a UV Index of 8, categorized as very high and a burn time of just 15 minutes. This month marks a slight decrease from the peak values seen in the middle of the year; however, it is essential to remain vigilant about sun exposure. The trend reveals that as the year progresses, UV levels often reach extreme ratings, particularly from February through September, where a burn time can drop to a rapid 10 minutes. As the year ends, the Index still demands attention, with very high readings reminding us that sun safety should always be a priority. For more details, visit the Sukhothai UV Index.

Maximum UV Index Levels in Sukhothai for December

The chart shows the monthly maximum UV Index (UVI) for Sukhothai 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 Sukhothai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111313141314141413108
Data source: Sukhothai 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 Sukhothai

December in Sukhothai, Thailand, showcases a delightful abundance of sunshine, with 313 hours of bright, clear days lighting up the month. This slight dip from the peak sunshine hours in March, which boasts 332 hours, highlights a gentle transition toward the cooler season. As temperatures cool, December remains one of the sunniest months of the year, surpassing the previous chill of November's 302 hours. Notably, the city's sunlight patterns reveal an overarching trend: as the year winds down, Sukhothai offers a warm embrace of daylight that complements its rich cultural tapestry, making it an ideal escape for sun-seekers as they prepare to welcome the new year.

Monthly Sunshine Duration in Sukhothai: December Highlighted

The December sunshine duration represents the total number of hours Sukhothai 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.
JanFebMarAprMayJunJulAugSepOctNovDec251h296h332h323h325h282h266h242h272h281h302h313h
Data source: Sukhothai December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sukhothai During December

In Sukhothai, Thailand, December showcases an impressive 83% chance of sunny weather, marking a delightful transition as the year comes to a close. This month stands out as a bright beacon, especially when we compare it to the preceding rainy months of July and August, which see probabilities plummet to a mere 10% and 12% respectively. Interestingly, the likelihood of sunny days rises significantly from the 57% in November, echoing a trend where the dry season steadily regains its grip. With this robust potential for sunshine, December invites locals and tourists alike to bask in the warmth and vibrant scenery, making it an ideal time to explore Sukhothai's rich cultural heritage under the sun.

Percentage of Sunny Days in December in Sukhothai

The chart illustrates the percentage of sunny days in Sukhothai 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 Sukhothai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec79%88%69%22%42%16%12%10%11%25%57%83%
Data source: Sukhothai December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sukhothai in December

In Sukhothai, Thailand, December greets residents and visitors with 11 hours of daylight, consistent with the preceding months of October and November. As the year progresses, a noticeable trend emerges: daylight gradually increases from the 11 hours in the early months of the year, peaking at 13 hours during the summer months of June and July. Following this peak, daylight begins to taper off again, returning to the 11-hour mark by the end of the year. This rhythm showcases the tropical climate's gentle shift, offering a reliable pattern for those planning their activities or travel in this historic region as they enjoy its warm and inviting daylight.

Average Daylight Hours in Sukhothai for December

The chart illustrates the variation in daylight duration in Sukhothai throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 13m11h 34m12h 2m12h 30m12h 54m13h 6m13h12h 39m12h 12m11h 43m11h 19m11h 7m
Data source: Sukhothai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Sukhothai

In December, the gentle whispers of the wind in Sukhothai, Thailand, clock in at an average speed of 1.4 m/s (3 mph), signaling a calm transition into the cooler season. This marks a slight dip from the slightly breezier summer months, where wind speeds peaked in June at 2.5 m/s (6 mph). As the year draws to a close, the overall trend reflects a gradual decline in wind speed from the spring's lively gusts, with December's soft breeze providing a soothing backdrop for the rich historical ambiance of this ancient city. Travelers can revel in the serene atmosphere, making it an ideal time for exploration amidst Sukhothai's enchanting temples and lush landscapes.

Average December Wind Speed in Sukhothai

The chart displays monthly wind speed patterns in Sukhothai, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.82.01.61.72.52.11.91.51.21.21.4 m/s
Data source: Sukhothai December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Sukhothai Compares to Other Months

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

In December, temperatures in Sukhothai typically range from a mild 12°C (53°F) at night to a warm 35°C (95°F) during the day, with an average of 25°C (77°F). The month sees minimal rainfall, accumulating only 19 mm (0.7 in) over just two days, and humidity sits at around 55%.

In contrast, January experiences slightly warmer temperatures, with nighttime lows of 14°C (58°F) and daytime highs reaching up to 37°C (99°F), averaging 26°C (78°F). Precipitation increases to 26 mm (1.0 in), still falling on two days, but humidity drops slightly to 51%.

For a detailed look at weather conditions, you can check Sukhothai weather in January.

December and February both experience warm temperatures, but February tends to be slightly hotter on average. In December, the minimum temperature is 12°C (53°F), with an average of 25°C (77°F) and a maximum of 35°C (95°F). In contrast, February sees a higher minimum temperature of 16°C (62°F) and an average temperature of 27°C (81°F), peaking at 38°C (102°F). Precipitation levels are fairly low in both months, with December receiving 19 mm (0.7 inches) and February slightly less at 12 mm (0.5 inches), although both months experience rain on only 2 days. Humidity is also lower in February at 48%, compared to 55% in December, making February feel a bit more comfortable despite the higher temperatures. For more details, check out Sukhothai weather in February.

In December, the weather tends to be milder with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 35°C (95°F), averaging at a comfortable 25°C (77°F). The month experiences light precipitation, with only 19 mm (0.7 in) of rain over two days and a humidity level of 55%. In contrast, March brings significantly warmer conditions, with temperatures ranging from a minimum of 20°C (68°F) to a scorching maximum of 41°C (106°F), averaging at 31°C (87°F). Although March sees less rainfall at 10 mm (0.4 in) over the same two-day period, humidity decreases to 45%. This stark contrast highlights the seasonal shift from the cooler temperatures of December to the intense heat of March. For more detailed information, you can check Sukhothai weather in March.

December and April present contrasting weather conditions. In December, temperatures range from a mild 12°C (53°F) at night to a warm 35°C (95°F) during the day, with an average of 25°C (77°F). The month sees limited precipitation, averaging only 19 mm (0.7 in) over just two days, alongside a humidity level of 55%. In contrast, April experiences significantly higher temperatures, with minimums of 22°C (72°F) and daytime highs soaring to 44°C (111°F), averaging 32°C (89°F). The precipitation also increases markedly to 93 mm (3.7 in) across nine days, though humidity is slightly lower at 49%. For more details on April's climate, you can explore Sukhothai weather in April.

In December, the weather in Sukhothai is characterized by milder temperatures, with an average of 25°C (77°F) and a maximum of 35°C (95°F). The month sees minimal precipitation, totaling just 19 mm over 2 days, and a humidity level of 55%. In contrast, May is much warmer and more humid, with average temperatures reaching 31°C (88°F) and maximums hitting 42°C (108°F). Rainfall is significantly higher in May, with 183 mm spread over 16 days, and humidity rising to 71%. For more details, you can check Sukhothai weather in May.

December and June present strikingly different weather conditions. In December, temperatures range from a mild 12°C (53°F) at night to a warm average of 25°C (77°F) during the day, peaking at a high of 35°C (95°F). The month sees minimal rainfall, with just 19 mm (0.7 in) spread over two days and humidity levels around 55%. In contrast, June experiences much warmer temperatures, with nighttime lows around 25°C (76°F) and daytime averages of 30°C (87°F), reaching up to a scorching 40°C (104°F). Rainfall significantly increases in June, with a total of 192 mm (7.5 in) over 22 days and a rise in humidity to 84%. For a more detailed look at the weather in June, visit Sukhothai weather in June.

When comparing the weather in December and July, significant differences emerge. December enjoys a milder climate with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 35°C (95°F), alongside relatively low humidity at 55% and minimal precipitation of 19 mm (0.7 in) over just 2 days. In contrast, July is characterized by much warmer conditions, featuring temperatures that typically range from 25°C (77°F) to a scorching maximum of 39°C (103°F). This month also brings substantial rainfall, accumulating 211 mm (8.3 in) across 23 days, and markedly higher humidity at 84%. For more detailed insights, check out Sukhothai weather in July.

When comparing the weather in December and August, it's clear that August is significantly warmer and wetter. In December, temperatures range from a comfortable 12°C (53°F) at night to a high of 35°C (95°F), while August presents much higher temperatures with minimums around 25°C (76°F) and maximums peaking at 38°C (101°F). Additionally, precipitation levels in August dominate, with 303 mm (11.9 in) of rain over 25 days, compared to December's relatively dry 19 mm (0.7 in) across just 2 days. The humidity also climbs in August, reaching 87% compared to December's 55%, creating a noticeably thicker atmosphere during the summer months. For more details on the weather patterns in August, you can visit Sukhothai weather in August.

In comparing the weather of December and September, December offers a milder climate with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 35°C (95°F) and an average of 25°C (77°F). In contrast, September is significantly warmer, featuring a minimum temperature of 24°C (76°F) and reaching up to 37°C (98°F), with an average of 29°C (85°F). Additionally, December experiences low precipitation at just 19 mm (0.7 in) over two days, while September sees a substantial amount of rainfall, totaling 238 mm (9.4 in) across 22 days, leading to higher humidity levels of 84% compared to December's 55%. For more details on September weather, you can check Sukhothai weather in September.

In December, the weather is markedly milder compared to October, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 35°C (95°F), and an average of 25°C (77°F). In contrast, October experiences a warmer climate, with temperatures ranging from 23°C (74°F) to 37°C (99°F) and an average of 29°C (84°F). Additionally, December has significantly less precipitation, totaling just 19 mm (0.7 in) over 2 days, while October experiences heavy rainfall, accumulating 172 mm (6.8 in) across 19 days. This leads to higher humidity levels in October at 71%, compared to December's more comfortable 55%. For more details, check out Sukhothai weather in October.

In comparing the weather between December and November, December tends to be slightly cooler, with a minimum temperature of 12°C (53°F) and an average of 25°C (77°F), compared to November's warmer minimum of 19°C (66°F) and average of 27°C (82°F). Both months share the same maximum temperature of 35°C (95°F) in December and 35°C (96°F) in November, emphasizing that summer heat persists. However, December features less precipitation, with only 19 mm (0.7 in) over 2 days, whereas November sees more rain, totaling 33 mm (1.3 in) over 6 days. Additionally, humidity levels are moderately lower in December at 55%, compared to 62% in November. For more detailed information, you can visit Sukhothai weather in November.

Compare Sukhothai's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Sukhothai

In December, Sukhothai experiences a delightful shift in weather, characterized by mild temperatures and a significant reduction in precipitation compared to the wetter months. With an average temperature thrillingly hovering around 25°C, the days are pleasantly warm, often peaking at 35°C, while nights offer a refreshing chill at around 12°C. Humidity levels remain moderate, creating a comfortable atmosphere perfect for exploration. With only a couple of rainfall days and a modest total of 19 mm, visitors can indulge in the historical beauty of Sukhothai under largely clear skies. This month truly stands out, making it an ideal time to enjoy the outdoors and discover the rich cultural heritage of the region. For more insights on weather patterns, visit Sukhothai Climate.