December Weather in Kathu, Thailand

Last updated: August 27, 2025

December in Kathu, Thailand showcases a warm tropical climate, with maximum temperatures reaching up to 31°C (87°F) and an average of 27°C (81°F). The month experiences a minimum temperature of around 24°C (76°F), providing a comfortable atmosphere for both locals and visitors. However, the region also sees considerable precipitation, totaling 135 mm (5.3 in) over approximately 14 days, contributing to the lush surroundings. With a humidity level of 84%, the air is noticeably moist, creating the quintessential tropical feel that characterizes Kathu during this season.

December Temperature in Kathu

In December, Kathu, Thailand, offers a delightful tropical climate that attracts many visitors. The temperatures typically range from a comfortable 24°C (76°F) at night to a pleasant 31°C (87°F) during the day, with an average hovering around 27°C (81°F). This month marks a slight dip in the minimum temperatures compared to the previous months, signaling the tail end of the warmer season. Notably, the maximum temperature reaches up to 31°C (87°F), affirming that December remains warm and inviting, perfect for those looking to enjoy sunny days while exploring the scenic beauty of this vibrant region. Overall, the weather is ideal for outdoor activities, making it a wonderful time to soak up the sun or relax on the beautiful beaches of Kathu.

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

The chart illustrates December temperature patterns in Kathu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kathu, 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).
JanFebMarAprMayJunJulAugSepOctNovDec818182828382828281818181
Data source: Temperature data for Kathu 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 Kathu

In December, Kathu, Thailand experiences a notable shift in precipitation patterns, with rainfall reaching 135 mm (5.3 in) over 14 days. This marks a decrease from the previous months, particularly following the peak of October's 309 mm (12.2 in). However, December still retains a substantial amount of rainfall compared to the drier months of February and March. The overall trend from November to December indicates a gradual wind-down of the rainy season, while still showcasing the region's lush environment shaped by the abundant rains earlier in the year. As the year closes, Kathu's landscape remains vibrant, reminding residents and visitors alike of the monsoon's enduring influence.

December Precipitation Trends in Kathu

The chart displays monthly precipitation patterns in Kathu, 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 Kathu, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1131642165259240207230283310218135
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Kathu

As the year winds down, December in Kathu, Thailand, showcases a continuation of the region's notably high humidity, peaking at 84%—a rate consistent with the preceding months of November and September. Over the year, humidity levels exhibit a general trend of increasing as the monsoon approaches, with summer months like April and May offering a brief respite at lower levels around 71% and 72%. However, from June onward, the humidity rises sharply, reflecting the influence of the rainy season on the climate. This consistent moisture in December not only underscores the tropical nature of Kathu but also enhances the lush, vibrant landscapes the area is known for, making it a unique destination even in the cooler month.

December Average Humidity in Kathu

This chart illustrates the average monthly humidity levels in Kathu, 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 Kathu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%73%74%71%72%79%79%82%84%83%84%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kathu

In Kathu, Thailand, December ushers in a slightly lower UV Index reading of 11, yet the exposure is still categorized as extreme, meaning that the burn time remains a swift 10 minutes. This trend of consistently high UV levels throughout the year is notable, as the region experiences a range between 12 and 15 during the peak months from January to April. Even in December, the UV Index reflects the region's tropical climate, which calls for precautionary measures whenever venturing outdoors. Whether basking in the sun or enjoying outdoor activities, staying protected is essential. For more details, visit Kathu UV Index.

Maximum UV Index Levels in Kathu for December

The chart shows the monthly maximum UV Index (UVI) for Kathu 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 Kathu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121415151413131414141211
Data source: Kathu 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 Kathu

December in Kathu, Thailand, ushers in 309 hours of sunshine, making it a splendid month for visitors seeking warmth and light. As the last month of the year, it beautifully caps off a trend of gradually increasing daylight that begins with 257 hours in January and peaks at 344 hours in March. Following the peak, the sunshine hours maintain a commendable consistency, hovering around the 300-hour mark for several months, emphasizing Kathu's appeal as a tropical haven. With the festive season in full swing, December's abundant sunshine invites both relaxation and adventure, making it an ideal time to explore the vibrant culture and stunning landscapes of this charming destination.

Monthly Sunshine Duration in Kathu: December Highlighted

The December sunshine duration represents the total number of hours Kathu 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.
JanFebMarAprMayJunJulAugSepOctNovDec257h311h344h317h308h296h316h309h282h281h283h309h
Data source: Kathu December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kathu During December

In December, Kathu, Thailand, enjoys a 39% chance of sunny weather, a figure that offers a pleasant uptick compared to the dismal October and November, where the likelihood of sunshine plummeted to just 10% and 4%, respectively. This shift indicates a return to brighter days as the year wraps up, reminiscent of the sunnier months of January and February, which boast chances of 28% and 48%. While December's sun probability may not reach the heights of early year peaks, it certainly stands out as a favorable time for outdoor activities, marking a transition from the rainy season to drier, more enjoyable conditions. So as the holiday season approaches, residents and visitors alike can anticipate a delightful mix of sunshine to brighten the festive spirit.

Percentage of Sunny Days in December in Kathu

The chart illustrates the percentage of sunny days in Kathu 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 Kathu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%48%41%21%16%20%18%10%10%10%4%40%
Data source: Kathu December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kathu in December

In Kathu, Thailand, the daylight duration exhibits a captivating rhythm throughout the year. From January to February, the island enjoys a consistent 11 hours of daylight, creating a serene start to the year. As March approaches, days gradually lengthen, reaching 12 hours and maintaining this brightness from April to September. This consistent stretch of daylight allows for ample time to explore the island's natural beauty and vibrant culture. As October ushers in a slight reduction in hours back to 11, December mirrors this trend, capturing the essence of a tropical winter with shorter days. Overall, Kathu's daylight pattern showcases a harmonious blend of lengthening days and gentle transitions, ensuring residents and visitors alike can immerse themselves in its sunny charm.

Average Daylight Hours in Kathu for December

The chart illustrates the variation in daylight duration in Kathu throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 42m11h 51m12h 4m12h 17m12h 28m12h 33m12h 30m12h 21m12h 8m11h 55m11h 45m11h 39m
Data source: Kathu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Kathu

As December unfolds in Kathu, Thailand, the average wind speed picks up slightly to 4.9 m/s (11 mph), creating a refreshing ambiance that contrasts with the calmer breezes of November. This month stands out as the winds begin to regain momentum after a series of gentle currents in the late year. Notably, December's winds are more vigorous than those of April and May, which hovered at a steady 3.9 m/s (9 mph). The shift in wind patterns hints at the transition from the quieter months, resonating with the vibrant energy of the approaching new year. Throughout the year, Kathu tends to experience the strongest gusts in January and July, but December maintains a robust vigor, ensuring that the surrounding landscapes remain animated by nature's whispers.

Average December Wind Speed in Kathu

The chart displays monthly wind speed patterns in Kathu, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.75.33.83.93.94.75.55.14.44.73.84.9 m/s
Data source: Kathu December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Kathu Compares to Other Months

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

In December, the weather is characterized by warm temperatures, with a minimum of 24°C (76°F) and a maximum of 31°C (87°F), averaging around 27°C (81°F). The month sees significant rainfall, totaling 135 mm (5.3 in) over about 14 days, along with high humidity at 84%. By contrast, January experiences slightly cooler conditions, with maximum temperatures dropping to 30°C (86°F), while the minimum and average temperatures remain the same as in December. Additionally, January sees less rainfall, with only 113 mm (4.5 in) over 10 days and a decline in humidity to 76%. For further details, you can check Kathu weather in January.

In December, the weather typically features warm temperatures, with a minimum of 24°C (76°F) and an average of 27°C (81°F), peaking at a maximum of 31°C (87°F). However, it also brings significant rainfall, accumulating 135 mm (5.3 in) over 14 days and a high humidity level of 84%. In contrast, February offers a slightly warmer minimum temperature of 25°C (78°F) with the same average and maximum temperatures as December. A key difference is the dramatic reduction in precipitation, with only 16 mm (0.6 in) over just 3 days and a decrease in humidity to 73%. For more details on February weather, you can check Kathu weather in February.

December and March present distinct weather profiles despite their proximity in the calendar year. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 31°C (87°F), with an average of 27°C (81°F). The month is characterized by substantially higher precipitation, totaling 135 mm (5.3 in) over 14 days, and high humidity at 84%. In contrast, March features slightly warmer temperatures, with a minimum of 25°C (78°F) and an average of 28°C (83°F), but a lower maximum of 30°C (87°F). Precipitation is considerably lighter, amounting to just 42 mm (1.7 in) over 8 days, and humidity drops to a more comfortable 74%. For more detailed information on March weather specifically, you can check Kathu weather in March.

In December, the weather is typically warm with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 31°C (87°F), averaging around 27°C (81°F). The month sees considerable rainfall, with about 135 mm (5.3 in) spread over 14 days, leading to high humidity levels of 84%. In contrast, April offers slightly warmer conditions, with a minimum temperature of 25°C (78°F) and an average of 28°C (83°F), peaking at 30°C (87°F). However, April experiences more precipitation, totaling 165 mm (6.5 in) over 21 days, and the humidity is notably lower at 71%. For more detailed insights, you can check Kathu weather in April.

Comparing December and May weather reveals notable differences in temperature and precipitation patterns. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 31°C (87°F), with an average of 27°C (81°F). This month experiences significant rainfall, totaling 135 mm (5.3 in) over 14 days, accompanied by high humidity levels of 84%. In contrast, May sees slightly warmer temperatures with a minimum of 26°C (79°F) and a maximum of 30°C (87°F), averaging 28°C (83°F). However, it also has heavier rainfall, with 259 mm (10.2 in) across 27 days, and lower humidity at 72%. For more details about the weather in May, you can check Kathu weather in May.

In December, the weather features a warmer average temperature of around 27°C (81°F), with maximum temperatures reaching 31°C (87°F). However, it also experiences significant rainfall, with about 135 mm (5.3 in) of precipitation over 14 days and high humidity levels at 84%. In contrast, June presents slightly cooler temperatures with a minimum of 26°C (78°F) and an average of 28°C (83°F). Nonetheless, June is much wetter, accumulating approximately 240 mm (9.4 in) of rainfall across 24 days, accompanied by a lower humidity level of 79%. For more detailed information, you can check out Kathu weather in June.

When comparing the weather between December and July, December tends to have slightly cooler temperatures, with an average reaching 27°C (81°F) and a maximum of 31°C (87°F). In contrast, July experiences a warmer average of 28°C (83°F) and a max of 29°C (85°F), albeit with higher humidity levels at 79%. Precipitation is significantly greater in July, totaling 207 mm (8.1 in) over 20 days, compared to December's 135 mm (5.3 in) over 14 days. For more detailed information about July conditions, you can check Kathu weather in July.

In December, the weather is relatively warm, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 31°C (87°F) and an average of 27°C (81°F). However, it experiences significant rainfall, averaging 135 mm (5.3 in) over 14 days, with high humidity at 84%. In comparison, August sees slightly warmer temperatures, with a minimum of 25°C (77°F), an average of 28°C (82°F), and a maximum of 30°C (86°F). The month is wetter, with a higher total precipitation of 230 mm (9.0 in) spread over 22 days, while humidity remains relatively high at 82%. For more detailed insights on the climate during this month, you can check out Kathu weather in August.

When comparing the weather in December and September, it is evident that both months experience tropical warmth, with average temperatures around 27°C (81°F). December has slightly cooler daytime highs, with a maximum of 31°C (87°F), whereas September's peak reaches 29°C (85°F). However, September sees significantly higher rainfall, with 283 mm (11.2 in) over 25 days, compared to December's 135 mm (5.3 in) over just 14 days, suggesting a wetter atmosphere during September. Both months boast a consistent humidity level of 84%, contributing to the overall tropical feel. For more detailed information, you can check out Kathu weather in September.

December and October offer warm temperatures, but their weather patterns differ significantly. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 31°C (87°F), with an average of 27°C (81°F). The month sees about 135 mm (5.3 in) of precipitation over 14 days, coupled with a humidity level of 84%. In contrast, October has slightly higher minimum temperatures starting at 25°C (77°F) and maximums peaking at 29°C (85°F), but it experiences much more rainfall, totaling 309 mm (12.2 in) across 26 days. The humidity in October remains similar at 83%. For a more detailed look at October conditions, check out Kathu weather in October.

In comparing the weather of December to November, we notice a slight shift in temperatures and precipitation patterns. December has a minimum temperature of 24°C (76°F) and an average of 27°C (81°F), similar to November's minimum of 25°C (77°F) and average of 27°C (81°F). However, December's maximum temperature reaches 31°C (87°F), which is a bit higher than November's peak at 30°C (87°F). In terms of rainfall, December experiences significantly less precipitation, with 135 mm (5.3 in) over 14 days, compared to November's 218 mm (8.6 in) over 24 days. Both months maintain high humidity levels at 84%. For a more detailed look at the conditions during November, you can visit Kathu weather in November.

Compare Kathu's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Kathu

As December arrives in Kathu, the weather transforms into a delightful blend of warmth and humidity, making it distinct from other months of the year. With daily temperatures averaging around 27°C (81°F) and maximums reaching 31°C (87°F), this month brings a pleasant warmth that invites outdoor activities. However, the increased precipitation, totaling 135 mm over approximately 14 days, adds a refreshing twist to the climate, enhancing the lush surroundings. The humidity levels peak at 84%, contributing to a tropical ambiance that adds to the charm of this vibrant locale. For those interested in a deeper dive into the climatic nuances of Kathu, check out Kathu Climate.