Last updated: August 27, 2025
Experience the intriguing weather of Si Satchanalai, Thailand, in December. With maximum temperatures soaring up to 36°C (98°F) and a pleasant average of 24°C (76°F), the days are warm and inviting. The nights cool down, with minimum temperatures dropping to a refreshing 12°C (53°F), making it ideal for evening strolls. The month sees light precipitation, totaling about 17 mm (0.7 in) over just 2 rainy days, complemented by a moderate humidity level of 55%. Whether you're exploring ancient ruins or enjoying the local cuisine, December offers a captivating blend of warmth and cool breezes in this charming Thai town.
In December, Si Satchanalai experiences a delightful shift in temperatures, making it one of the cooler months of the year. With minimum temperatures dropping to 12°C (53°F), the evenings can be pleasantly crisp. The average daytime temperature settles around 24°C (76°F), providing a comfortable backdrop for exploring the area's rich history and natural beauty. Despite the cooler nights, the maximum temperature can reach up to 36°C (98°F), striking a balance that invites both outdoor adventures and leisurely afternoons. This transition from the warmer months not only enhances the region's charm but also encourages visitors to enjoy the vibrant landscapes and cultural experiences as the holiday season unfolds.
In December, Si Satchanalai experiences a notable decrease in precipitation, with only 17 mm (0.7 in) of rain over just 2 days. This represents a significant drop compared to the preceding months, particularly from the heavy rainfall seen in July and August, which often exceed 200 mm. The transition from the wet season to the drier period is marked by much less frequent and lighter showers, signaling the end of the monsoon. As the year concludes, this pattern not only provides residents and visitors with relatively dry weather, but also sets the stage for a cooler and more stable climate in the months ahead.
In Si Satchanalai, Thailand, December marks a transition in humidity levels, bringing a slight relief after the intense moisture of the previous months. With humidity at 55%, December stands out as a welcome change from the peak levels seen in the summer months, where August reached a staggering 87%. Following a trend of increasing humidity starting in late spring, the months from June to September consistently hovered above 80%, creating a tropical atmosphere. As the year closes, the humidity begins to taper, providing a crispness that contrasts sharply with the oppressive humidity of the rainy season. This gradual decline suggests that December offers a more comfortable environment, perfect for enjoying the natural beauty and cultural richness of Si Satchanalai.
In Si Satchanalai, Thailand, the UV Index exhibits notable peaks throughout the year, particularly from February to September, where it stays firmly in the extreme category with values reaching as high as 14. This unfaltering intensity means that sun exposure needs careful management, as the burn time during these months drops to just 10 minutes. Even in December, as the UV Index slightly dips to 8, the very high exposure category ensures that precautions remain crucial, especially as the burn time increases back to 15 minutes. Thus, whether you're basking in the sun during the peak months or enjoying the cooler December, staying sun-smart is essential. For more details, visit Si Satchanalai UV Index.
UV Risk Categories
December in Si Satchanalai, Thailand, basks in 312 hours of glorious sunshine, marking a delightful end to the year. This month stands out with a significant amount of sunlight, following a trend of increasing hours from the cooler months of November and October. After peaking in April with 324 hours, the sunshine hours gradually declined, but December's bright disposition really captures the essence of a tropical winter. The overall pattern indicates that while the hot months of March and April enjoy the most sun, December offers a beautifully balanced warmth, inviting travelers to revel in its charming, golden rays. Whether exploring ancient ruins or enjoying local festivities, visitors can anticipate a radiant experience under the sun-soaked skies of Si Satchanalai.
In December, Si Satchanalai, Thailand, boasts a promising likelihood of sunny weather, with a remarkable 86% chance of sunshine. This marks a significant improvement from the wetter months of June through October, where the likelihood plummets to as low as 12%. Following the transition in November, which enjoys a 59% chance of sun, December brings back the sunshine as residents and visitors alike can relish the warmth and clear skies. As the year draws to a close, December stands out as one of the best months for sunshine, aligning with the overall trend of increasing sun probability from the cooler and rainier months into the final stretch of the year.
In Si Satchanalai, Thailand, the daylight duration exhibits a captivating rhythm throughout the year. Starting with a steady 11 hours of daylight in both January and February, the days gradually lengthen as the region approaches the warmer months, peaking at 13 hours in June and July. Following mid-summer, a gentle decline begins, leading to a return to 12 hours from August to September, and finally settling back to 11 hours as December arrives. This seasonal pattern highlights the tropical climate's influence, where daylight is abundant in the summer yet recedes to a moderate length during the cooler months. The consistent daylight hours not only enhance daily life but also contribute to the region's vibrant natural beauty.
As December settles in Si Satchanalai, Thailand, the winds begin to whisper at an average speed of 1.4 m/s (3 mph), a gentle reminder of the transition from the bustling monsoon season to the cooler, more serene winter months. Throughout the year, a noticeable pattern emerges: the wind speeds generally fluctuate, peaking in June at 2.2 m/s (5 mph) before tapering off in the latter months. The year starts off with slightly calmer winds, progressively gaining strength during the rainy season, only to settle back into a tranquil rhythm by the time December arrives. This calming breeze, combined with cooler temperatures, makes for an inviting atmosphere ideal for exploring the rich heritage and natural beauty of Si Satchanalai.
Weather in Si Satchanalai varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Si Satchanalai, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures range from a mild minimum of 12°C (53°F) to a warm maximum of 36°C (98°F), with an average of 24°C (76°F). The month sees light precipitation of 17 mm (0.7 in) over just 2 days and maintains a humidity level of 55%. In contrast, January experiences a slightly warmer average temperature of 25°C (77°F), with the same maximum of 36°C (98°F) but maintaining the minimum at 12°C (53°F). Precipitation increases to 23 mm (0.9 in), still falling over just 2 days, and humidity decreases slightly to 51%. For more detailed information about January weather, visit Si Satchanalai weather in January.
In December, the weather features a minimum temperature of 12°C (53°F) and can reach a maximum of 36°C (98°F), with an average of 24°C (76°F). The month experiences relatively higher humidity at 55% and receives about 17 mm (0.7 in) of precipitation over two days. In contrast, February sees slightly warmer temperatures, with a minimum of 15°C (59°F) and a maximum of 38°C (101°F), averaging 26°C (80°F). Precipitation decreases to 9 mm (0.4 in) spread over just one day, and humidity drops to 48%, making February a drier and warmer month overall. For more detailed information, you can visit Si Satchanalai weather in February.
December and March showcase distinct weather patterns, reflecting the transitional seasons. In December, temperatures range from a minimum of 12°C (53°F) to a maximum of 36°C (98°F), with an average of 24°C (76°F). The month experiences minimal rainfall, with only 17 mm (0.7 in) over 2 days and humidity levels at 55%. Conversely, March sees a warmer climate with temperatures ranging from a minimum of 18°C (64°F) to a peak of 40°C (105°F), averaging 30°C (86°F). Rainfall is even lighter, totaling 8 mm (0.3 in) on just 1 day, accompanied by lower humidity at 45%. For a closer look at March weather, visit Si Satchanalai weather in March.
In December, temperatures range significantly from a mild 12°C (53°F) at night to a warm average of 24°C (76°F) during the day, peaking at a hot 36°C (98°F). The month experiences relatively low precipitation, with only 17 mm (0.7 in) spread across just 2 days and humidity levels at 55%. In contrast, April presents a more intense climate, with minimum temperatures starting at 21°C (70°F) and averaging 31°C (88°F), reaching scorching highs of 43°C (109°F). Rainfall increases substantially to 78 mm (3.1 in) over 9 days, coupled with a slight decrease in humidity to 49%. For more details on the weather specifics, check out Si Satchanalai weather in April.
In December, the weather is generally milder, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 36°C (98°F), and an average temperature of 24°C (76°F). The month sees limited rainfall, with only 17 mm (0.7 in) of precipitation over just 2 days, resulting in a humidity level of 55%. In contrast, May brings much warmer conditions, characterized by higher temperatures from a minimum of 24°C (75°F) to a scorching maximum of 42°C (108°F), averaging 31°C (88°F). This month experiences significantly more rainfall, with 156 mm (6.1 in) of precipitation spread across 16 days, leading to increased humidity at 71%. For more specific details, you can visit Si Satchanalai weather in May.
In December, the weather is relatively mild with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 36°C (98°F). The average temperature is a comfortable 24°C (76°F), accompanied by low precipitation of just 17 mm (0.7 in) over only 2 days and a humidity level of 55%. In contrast, June brings much hotter conditions, with temperatures starting at a minimum of 24°C (75°F) and soaring to a maximum of 40°C (104°F), while the average temperature sits at 30°C (86°F). June experiences significantly higher rainfall, totaling 187 mm (7.4 in) over 21 days, and the humidity rises substantially to 84%. For more specifics, you can check out Si Satchanalai weather in June.
When comparing the weather in December and July, significant differences emerge. December tends to be milder with minimum temperatures around 12°C (53°F) and maximum temperatures reaching 36°C (98°F), while averaging at 24°C (76°F). The precipitation is relatively low at 17 mm (0.7 in) over just 2 days, accompanied by a humidity level of 55%. In contrast, July is much warmer and wetter, with minimum temperatures starting at 25°C (77°F) and soaring up to 40°C (105°F), averaging 29°C (85°F). The month sees heavy rainfall, totaling 202 mm (7.9 in) across 24 days and a high humidity of 84%. For more insights, you can check Si Satchanalai weather in July.
When comparing the weather in December and August, there are notable differences in both temperature and precipitation. December features warmer temperatures with a minimum of 12°C (53°F) and a maximum of 36°C (98°F), resulting in an average of 24°C (76°F). With just 17 mm (0.7 in) of precipitation over 2 days, December experiences far less humidity at 55%. In contrast, August is significantly warmer and wetter, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 38°C (100°F), averaging 28°C (83°F). This month is characterized by heavy rainfall, collecting 325 mm (12.8 in) over 26 days, leading to a much higher humidity level of 87%. For a more detailed look at August weather, you can visit Si Satchanalai weather in August.
The weather in December contrasts significantly with that of September. While December features a more moderate temperature range, with a minimum of 12°C and an average of 24°C, September is warmer overall, with minimum temperatures starting at 24°C and an average of 29°C. Notably, December experiences minimal rainfall, totaling just 17 mm over 2 days, while September sees substantial precipitation of 228 mm, spread across 22 days, contributing to its higher humidity of 84%. In contrast, December's humidity is more comfortable at 55%. For further details, you can check Si Satchanalai weather in September.
In comparing the weather of December and October, it is clear that December offers more moderate temperatures, with a minimum of 12°C (53°F) and an average of 24°C (76°F), in contrast to October's warmer minimum of 22°C (72°F) and an average of 28°C (83°F). October experiences significantly higher maximum temperatures of 38°C (100°F), whereas December peaks at a more comfortable 36°C (98°F). Precipitation is another differentiating factor; December sees only 17 mm (0.7 in) over 2 days, while October is marked by heavy rain, accumulating a substantial 148 mm (5.8 in) over 17 days. The humidity levels are also higher in October at 71%, compared to December's 55%, contributing to a more humid and tropical feel during that month. For further details, you can explore Si Satchanalai weather in October.
In comparing the weather of December and November, December tends to be slightly cooler with an average temperature of 24°C (76°F) compared to November’s warmer average of 27°C (81°F). While both months can reach a maximum of 36°C (97°F or 98°F), December starts off with a lower minimum temperature of 12°C (53°F), unlike November’s minimum of 18°C (65°F). Additionally, December experiences less precipitation with only 17 mm (0.7 in) over 2 days, in contrast to November’s 24 mm (0.9 in) spread across 5 days. Humidity is also lower in December at 55%, compared to November’s 62%. For more details on November weather, you can refer to Si Satchanalai weather in November.
December in Si Satchanalai presents a delightful shift in weather compared to other months, showcasing warm days and cooler nights that make it an ideal time for outdoor exploration. With average temperatures hovering around a comfortable 24°C, visitors can enjoy pleasant daytime activities, while the occasional chill at night offers respite from the heat typical of the preceding months. Furthermore, December experiences minimal rainfall, only about 17 mm over just two days, allowing for plenty of sunshine and lower humidity levels. This makes it a fantastic month for travelers seeking to experience the rich culture and stunning landscapes of the region. For a comprehensive overview of the year-round weather patterns, check out Si Satchanalai Climate.