December Weather in Phu Luang, Thailand

Last updated: August 27, 2025

In December, Phu Luang, Thailand, experiences a delightful range of temperatures, with maximums reaching 32°C (91°F) and a pleasant average of 22°C (71°F), while the nights can be cooler at a minimum of 7°C (45°F). The weather is relatively dry, with only 10 mm (0.4 in) of precipitation accumulating over just 2 days. Humidity levels hover around 57%, creating a comfortable atmosphere perfect for outdoor activities and exploration. This month is ideal for enjoying the natural beauty of the region without the intense heat found in other times of the year.

December Temperature in Phu Luang

In December, Phu Luang, Thailand, experiences a notable shift in temperatures as it transitions into the cooler months. With a minimum temperature dipping to 7°C (45°F), this month marks the coldest point of the year, creating a refreshing contrast to the preceding hotter months. The daily average stabilizes around 22°C (71°F), providing comfortable weather that's ideal for outdoor exploration, while highs reach 32°C (91°F), delivering warm afternoons perfect for enjoying the region's stunning natural beauty. This transition towards cooler weather from the preceding months highlights the unique climatic diversity of Phu Luang, making December a delightful time to visit for those seeking a mild escape.

December Weather in Phu Luang: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Phu Luang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phu Luang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec727479818282818180787671
Data source: Temperature data for Phu Luang 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 Phu Luang

In December, Phu Luang, Thailand experiences a significant decline in precipitation, with just 10 mm (0.4 in) over 2 days of rain, marking one of the driest months of the year. This decrease follows a long stretch of heavy rains from May to October, where the region is drenched with over 200 mm each month, peaking in August with 253 mm (10.0 in). The contrast is stark as December's rainfall is not only minimal but also accompanied by fewer precipitation days than in earlier months, reflecting the region's transition into drier conditions. Overall, the shift toward lower precipitation in December signals the onset of a cooler and less humid climate, setting the stage for the dry season ahead.

December Precipitation Trends in Phu Luang

The chart displays monthly precipitation patterns in Phu Luang, 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 Phu Luang, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec717511062242052202532161411510
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Phu Luang

In Phu Luang, Thailand, the humidity trends reveal a significant seasonal shift as the year progresses. Starting at a comfortable 52% in January, humidity levels gradually decline to a low of 39% in March, setting a relatively dry tone for the early months. However, this pattern quickly changes, as humidity spikes dramatically from May onward, peaking at a remarkable 87% in August. Following this peak, the air begins to dry, with levels decreasing to 57% in December. This illustrates a clear transition from a humid, monsoon-influenced climate in the warmer months to a more temperate environment by year-end, offering a refreshing escape from the summer's wet embrace.

December Average Humidity in Phu Luang

This chart illustrates the average monthly humidity levels in Phu Luang, 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 Phu Luang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec52%49%39%40%69%81%83%87%86%74%63%57%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Phu Luang

In Phu Luang, Thailand, the UV Index exhibits a striking trend throughout the year, peaking in the warmer months. Starting at a high of 10 in January, the index steadily climbs, reaching its zenith of 15 in both May and August. This extreme exposure demands caution, with burn times dropping to just 10 minutes during these peak months. As the year winds down, the UV Index gradually decreases, slipping to 9 in December—still categorized as very high, with a burn time of 15 minutes. Overall, the data highlights a significant correlation between the time of year and UV exposure, urging visitors to remain vigilant. For more detailed information, check out Phu Luang UV Index.

Maximum UV Index Levels in Phu Luang for December

The chart shows the monthly maximum UV Index (UVI) for Phu Luang 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 Phu Luang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314151314151413109
Data source: Phu Luang 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 Phu Luang

December in Phu Luang, Thailand, embraces a delightful blend of generous sunshine and cooler temperatures, with an impressive 314 hours of sunlight illuminating the landscape. As the year draws to a close, December ties with April for one of the sunniest months, showcasing a trend of consistent light that has prevailed throughout the year. Following a peak in March, sunlight hours dipped slightly in mid-year but began to rise again as the seasons changed. This resurgence of sun not only heralds the arrival of festive celebrations but also invites visitors to explore the region's natural beauty bathed in warm December rays. With the dry season well underway, Phu Luang is a perfect escape for those seeking to soak in the vibrant outdoor experiences that this sun-soaked month offers.

Monthly Sunshine Duration in Phu Luang: December Highlighted

The December sunshine duration represents the total number of hours Phu Luang 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.
JanFebMarAprMayJunJulAugSepOctNovDec255h295h325h314h312h271h266h250h274h280h304h314h
Data source: Phu Luang December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Phu Luang During December

In December, Phu Luang, Thailand, experiences a promising likelihood of sunny weather, with a chance of sunshine reaching 81%. This places it among the top months for clear skies, closely following the higher probabilities seen earlier in the year, notably in February at 84%. As the region transitions from the wetter months of June through November, which see significantly lower chances of sunshine, December shines as a bright beacon of optimism for outdoor enthusiasts and travelers alike. The trend showcases a noteworthy recovery from the gloomy rainy season, making the end of the year a perfect time to revel in the natural beauty of this scenic locale.

Percentage of Sunny Days in December in Phu Luang

The chart illustrates the percentage of sunny days in Phu Luang 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 Phu Luang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec80%84%64%23%40%14%14%14%13%28%58%81%
Data source: Phu Luang December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Phu Luang in December

In Phu Luang, Thailand, December witnesses a return to shorter days, with 11 hours of daylight, similar to the preceding months of January and February. This pattern highlights a tendency towards consistent daylight duration during the cooler months, where the hours gradually increase from 11 hours in the early months to a peak of 13 hours in June and July. As the year transitions towards the end, the daylight begins to taper off again, settling back into this more subdued rhythm. The trends throughout the year reflect a gentle ebb and flow of sunlight, creating a unique seasonal cadence that beautifully marks each month.

Average Daylight Hours in Phu Luang for December

The chart illustrates the variation in daylight duration in Phu Luang 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 31m12h 55m13h 7m13h 1m12h 40m12h 12m11h 43m11h 19m11h 6m
Data source: Phu Luang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Phu Luang

As December settles in Phu Luang, Thailand, the gentle whisper of the December winds beckons, maintaining an average speed of 1.7 m/s (4 mph). This consistent breeze marks the culmination of a year characterized by relatively steady wind patterns, with the wind speeds remaining remarkably similar throughout the earlier months. From January to November, the average wind speed fluctuated only slightly, ranging between 1.2 m/s (3 mph) and 1.7 m/s (4 mph), reflecting a calm and serene atmosphere. With December aligning with January and February at the higher end of this scale, it welcomes the peak dry season, inviting visitors to embrace the tranquil yet invigorating environment that these gentle winds create.

Average December Wind Speed in Phu Luang

The chart displays monthly wind speed patterns in Phu Luang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.71.61.21.21.71.71.51.31.31.61.7 m/s
Data source: Phu Luang December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Phu Luang Compares to Other Months

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

In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 32°C (91°F), with an average of 22°C (71°F). The month experiences light rainfall of about 10 mm (0.4 in) over two days, and humidity levels are around 57%. In contrast, January sees slightly warmer temperatures, with a minimum of 10°C (50°F) and a maximum of 34°C (93°F), while the average remains stable at 22°C (73°F). Rainfall decreases to 7 mm (0.3 in) over just one day, and humidity drops to 52%. For more detailed climate information, you can check Phu Luang weather in January.

In December, the weather features milder temperatures with a minimum of 7°C (45°F) and an average of 22°C (71°F), reaching a maximum of 32°C (91°F). It experiences low precipitation, totaling 10 mm (0.4 in) over just 2 days and a humidity level of 57%. In contrast, February offers slightly warmer conditions, with a minimum of 12°C (54°F) and an average of 23°C (74°F), peaking at 36°C (97°F). This month sees increased precipitation at 17 mm (0.7 in) over 3 days and lower humidity at 49%. Overall, February tends to be hotter and drier compared to December. For more detailed insights, you can visit Phu Luang weather in February.

In comparing the weather between December and March, December experiences milder temperatures with a minimum of 7°C (45°F) and an average high of 32°C (91°F). The month also sees relatively low precipitation, totaling just 10 mm (0.4 in) over about 2 days, accompanied by a humidity level of 57%. In contrast, March brings warmer conditions, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 37°C (99°F) and a higher average of 26°C (80°F). March is also significantly wetter, receiving 51 mm (2.0 in) of rain over 9 days, though humidity drops to 39%. For more detailed information about March weather, you can check out Phu Luang weather in March.

In December, the weather is generally milder, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 32°C (91°F), and an average temperature of 22°C (71°F). The month sees minimal rainfall, with only 10 mm (0.4 in) spread over just 2 days and a humidity level of 57%. In contrast, April experiences significantly warmer temperatures, with a minimum of 16°C (60°F), an average of 27°C (81°F), and a maximum reaching up to 39°C (102°F). April is also much wetter, recording 106 mm (4.2 in) of precipitation over 16 days and a lower humidity of 40%. For more details on the weather in April, you can check Phu Luang weather in April.

December and May present stark contrasts in weather conditions. In December, temperatures range from a comfortable minimum of 7°C (45°F) to a maximum of 32°C (91°F), with an average of 22°C (71°F). The month sees relatively low precipitation, with only 10 mm (0.4 in) over just 2 days and humidity levels at 57%. In contrast, May experiences much warmer temperatures, with a minimum of 21°C (69°F) and maximums reaching up to 38°C (100°F), averaging 28°C (82°F). This month is significantly wetter, delivering 224 mm (8.8 in) of rain across 23 days and increased humidity at 69%. For more specifics on May weather, check out Phu Luang weather in May.

In December, the weather is quite mild, with temperatures ranging from a minimum of 7°C (45°F) to a pleasant maximum of 32°C (91°F) and an average of 22°C (71°F). The month sees minimal precipitation, averaging just 10 mm (0.4 in) over only two days, coupled with a comfortable humidity level of 57%. In stark contrast, June experiences significantly warmer conditions, with temperatures starting at a minimum of 22°C (73°F) and peaking at 36°C (98°F), averaging 28°C (82°F). Rainfall is abundant during this month, totaling 205 mm (8.1 in) across 22 days, while humidity climbs to a higher level of 81%. For more insights into the weather patterns, you can refer to Phu Luang weather in June.

In December, temperatures are more moderate, with a minimum of 7°C (45°F) and a maximum of 32°C (91°F), resulting in an average of 22°C (71°F). The month sees relatively low precipitation, with only 10 mm (0.4 in) over just 2 days, and a humidity level of 57%. In contrast, July experiences much warmer conditions, with minimum temperatures rising to 22°C (72°F) and maximums reaching 36°C (98°F), averaging 27°C (81°F). The month is also characterized by high rainfall, receiving 220 mm (8.7 in) over 24 days and having a humidity level of 83%. For more details on the July climate, check out Phu Luang weather in July.

In December, the weather offers a more moderate climate with temperatures ranging from a minimum of 7°C (45°F) to a comfortable maximum of 32°C (91°F), accompanied by relatively low precipitation of only 10 mm (0.4 in) over just 2 days and a humidity level of 57%. In stark contrast, August experiences much warmer temperatures, with minimums of 23°C (73°F) and maximums reaching 35°C (95°F), along with significant rainfall totaling 253 mm (10.0 in) spread across 25 days, resulting in higher humidity levels at 87%. For a deeper look into August conditions, you can check out this link: Phu Luang weather in August.

December weather presents a warm contrast to September, with temperatures ranging from a milder minimum of 7°C (45°F) to a comfortable average of 22°C (71°F), peaking at a maximum of 32°C (91°F). In stark contrast, September experiences much higher humidity levels at 86% and significantly more rainfall, accumulating 216 mm (8.5 in) over 24 days. While December offers a drier climate with only 10 mm (0.4 in) of precipitation over just 2 days, September is characterized by frequent showers. For more detailed information on the weather conditions during this month, visit Phu Luang weather in September.

Comparing the weather of December and October reveals distinct differences in temperature and precipitation. December experiences milder temperatures, with a minimum of 7°C (45°F) and an average of 22°C (71°F), while October is notably warmer, with temperatures ranging from a minimum of 18°C (65°F) to an average of 26°C (79°F). Additionally, October sees significantly higher precipitation, receiving 141 mm (5.5 in) over 17 days, compared to December's much drier climate with only 10 mm (0.4 in) over 2 days. The humidity also differs, as October boasts a humidity level of 74%, whereas December's is lower at 57%. For a detailed overview of October weather, you can check Phu Luang weather in October.

In comparing the weather of December with November, December exhibits milder temperatures, with a minimum of 7°C (45°F) and a maximum of 32°C (91°F), while November is warmer overall, featuring a minimum of 15°C (60°F) and a maximum of 33°C (92°F). The average temperature in November is slightly higher at 24°C (76°F) compared to December's 22°C (71°F). Additionally, December sees less precipitation, totaling 10 mm (0.4 in) over just 2 days, whereas November experiences more rain with 15 mm (0.6 in) over 3 days. Humidity levels are also higher in November at 63%, compared to December's 57%. For more detailed insights, you can check Phu Luang weather in November.

Compare Phu Luang's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Phu Luang

In December, Phu Luang experiences a delightful shift in weather, marked by pleasant temperatures that range from mild to warm, making it perfect for outdoor activities. Unlike the sweltering summer months, daytime highs hover around a comfortable 32°C, allowing for enjoyable exploration, while cooler nights bring refreshing lows of around 7°C. With only a hint of precipitation, receiving just 10 mm over a couple of days, the humidity settles at a manageable 57%, creating a crisp and invigorating atmosphere. This combination makes December an inviting time to experience the natural beauty of Phu Luang, distinguishing it from the wetter and more humid months of the year. For more detailed insights into the area's climate, check out Phu Luang Climate.