Last updated: March 19, 2025
December in Sigiriya, Sri Lanka is characterized by warm temperatures and high humidity, making it a unique tropical experience. With a maximum of 32°C (90°F) and an average of 25°C (78°F), visitors can expect a pleasant climate for exploration. However, the month also brings significant rainfall, averaging 175 mm (6.9 in) over 22 days, contributing to lush landscapes and vibrant ecosystems. Humidity levels soar to 86%, adding a tropical intensity to the air. This combination of warmth and moisture creates an enchanting atmosphere, ideal for those seeking adventure amid ancient ruins and stunning vistas.
In December, Sigiriya, Sri Lanka experiences a delightful transition into the cooler season, with temperatures ranging from a minimum of 19°C (66°F) to a pleasant maximum of 32°C (90°F). The average temperature of 25°C (78°F) provides an ideal backdrop for exploring the stunning landscapes and ancient rock fortress. As the year winds down, the weather remains relatively stable, echoing the comfortable climate of November but hinting at the gradual shift toward cooler months ahead. With its mild evenings and warm days, December is a perfect time to indulge in outdoor adventures in this UNESCO World Heritage site.
In December, Sigiriya, Sri Lanka, experiences a significant dip in precipitation, receiving around 175 mm (6.9 inches) of rain over 22 days. This marks a transition from the heavier rains of November, which boasts the highest monthly total for the year at 274 mm (10.8 in), indicating a trend of decreasing rainfall as the year comes to a close. The persistent moisture during December hints at the lingering effects of the monsoon season, while also setting the stage for the drier months ahead. With 22 days of precipitation, the weather remains somewhat unpredictable, bringing lush greenery that enhances the region's breathtaking landscapes. Overall, December's rainfall is a crucial part of the climatic rhythm in Sigiriya, balancing the region's vibrant ecosystem and supporting local agriculture.
In December, humidity in Sigiriya, Sri Lanka reaches a notable 86%, contributing to the region's tropical ambiance. Throughout the year, humidity exhibits a clear trend of rising in the latter months, peaking in October at an impressive 89%. Following this peak, December maintains high levels, slightly easing from November's 88%. This pattern highlights a significant shift from the drier conditions experienced earlier; for instance, February and March enjoy lower humidity levels around 72% and 69%, respectively. The gradual increase toward year-end creates a lush atmosphere, perfect for experiencing the natural beauty and historical significance of Sigiriya.
As December arrives in Sigiriya, Sri Lanka, the UV Index dips slightly to 10, placing it in the very high exposure category with a burn time of 15 minutes. This shift marks a transition from the extreme levels of the preceding months, where the UV Index consistently ranged from 12 to 15. Notably, as the year draws to a close, the landscape reflects a gradual decrease in intensity, yet caution remains essential. With a burn time extending only a few minutes longer than in previous months, sun protection is still critical for both locals and visitors seeking to explore this historic region. For a detailed look at how UV levels fluctuate throughout the year, check out Sigiriya UV Index.
UV Risk Categories
December in Sigiriya, Sri Lanka, is a delightful transition into the new year, offering an inviting 298 hours of sunshine. This month experiences a pleasant balance, nestled between the sunshine peaks of the preceding summer months and the cooler days of January. Notably, while the total hours of sunlight decrease from the blissful highs of March and July, December still basks in more sunlight than November's 270 hours. As tropical warmth embraces the majestic rock fortress of Sigiriya, visitors can revel in clear skies and vibrant landscapes, making it an ideal time for exploration and adventure amidst the striking scenery.
In Sigiriya, Sri Lanka, December offers a delightful increase in the likelihood of sunny weather, with a 42% chance of sunshine. This rise is a significant improvement compared to the preceding months, particularly November, where the sun graced the sky only 14% of the time. As the year draws to a close, the trend of increasing sunlight from earlier months becomes evident—February leads the way with a robust 40% chance, showcasing a seasonal shift that invites outdoor exploration and scenic views. Thus, December's sunnier disposition makes it an appealing time for visitors eager to bask in the warmth of Sri Lanka’s tropical beauty.
In Sigiriya, Sri Lanka, the rhythm of daylight varies subtly throughout the year, revealing intriguing patterns. From January through February, the days linger around 11 hours, offering a gentle start to the year. As spring unfurls, March heralds the arrival of longer days, peaking with 12 hours of daylight from March to August—ideal for exploring the region's stunning landscapes and ancient ruins. As autumn approaches, daylight begins to wane again, returning to 11 hours in October, before concluding the year similarly in November and December. This consistent ebb and flow of sunlight underscores a delightful balance in Sigiriya's tropical climate, making it a captivating destination any time of year.
As December settles in Sigiriya, Sri Lanka, the winds gently embrace the ancient landscape with an average speed of 2.3 m/s (5 mph), echoing the calmness that often accompanies the end of the year. This tranquil breeze marks a notable decrease compared to the blustery summer months, particularly June and July, when gusts peaked at 5.4 m/s (12 mph) and 5.6 m/s (13 mph), respectively. As the year progresses, there's a clear shift from lively winds in the mid-year to a more subdued rhythm during the final months. By December, the air carries a soothing lightness, inviting travelers to explore Sigiriya's vibrant heritage under the gentle caress of the cool December wind.
The weather in Sigiriya changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Sigiriya and find detailed weather information for every month.
In December, the weather tends to be slightly warmer and more humid, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 32°C (90°F) and an average temperature of 25°C (78°F). It also experiences considerable rainfall, with 175 mm (6.9 in) of precipitation over 22 days, resulting in a humidity level of 86%.
In contrast, January sees a slight drop in temperature, with minimums of 17°C (62°F) and a similar maximum of 32°C (89°F), maintaining an average of 25°C (77°F). Rainfall decreases significantly to 82 mm (3.2 in) across just 12 days, and humidity drops to 80%. For a more detailed understanding of the weather in this region, check Sigiriya weather in January.
In December, the weather is generally warm with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 32°C (90°F) and an average temperature of 25°C (78°F). However, it is also a wet month, experiencing significant rainfall with 175 mm (6.9 in) over 22 days, resulting in high humidity levels of 86%.
In contrast, February offers slightly cooler temperatures, with a minimum of 17°C (63°F) and a maximum of 33°C (92°F), while still maintaining an average of 25°C (78°F). Notably, February is much drier, receiving only 40 mm (1.6 in) of precipitation across just 11 days, which contributes to a reduction in humidity to 72%.
For more specific insights about the weather during this month, you can check out Sigiriya weather in February.
In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average of 25°C (78°F). The month experiences significant rainfall, with 175 mm (6.9 in) spread over 22 days and high humidity at 86%. In contrast, March sees warmer conditions with minimum temperatures still at 19°C (66°F) but peaking at 36°C (97°F) and averaging 27°C (81°F). Precipitation drops considerably to 54 mm (2.1 in) over just 10 days, and humidity decreases to 69%. For more details about the weather in March, visit Sigiriya weather in March.
December and April present contrasting weather patterns. In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average of 25°C (78°F). The month is characterized by high humidity at 86% and substantial rainfall, totaling 175 mm (6.9 in) over 22 days. In comparison, April sees warmer conditions with a minimum of 20°C (68°F) and a maximum soaring to 37°C (99°F), while the average temperature rises to 29°C (84°F). Precipitation in April drops significantly to 70 mm (2.8 in) over just 9 days, accompanied by lower humidity at 69%. For a detailed look at the weather during this month, check out Sigiriya weather in April.
December and May showcase notable differences in weather patterns. December typically features minimum temperatures around 19°C (66°F), averaging 25°C (78°F) with a maximum of 32°C (90°F). This month experiences significant rainfall, with 175 mm (6.9 in) of precipitation spread over 22 days and high humidity levels of 86%. In contrast, May is warmer, with minimum temperatures of 24°C (75°F), averaging 29°C (84°F), and soaring to a maximum of 37°C (99°F). Although May does bring 83 mm (3.3 in) of precipitation, it falls over fewer days (13), and humidity is slightly lower at 79%. For more details, check Sigiriya weather in May.
In December, the weather tends to be cooler with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), averaging around 25°C (78°F). This month also experiences significant rainfall, totaling 175 mm (6.9 in) over approximately 22 days, coupled with high humidity at 86%. In contrast, June sees warmer conditions with a minimum of 23°C (74°F) and a maximum reaching 36°C (96°F), averaging 29°C (84°F). Rainfall during June is much less, with only 22 mm (0.9 in) occurring across just 5 days while maintaining a humidity level of 85%. For more details on June weather, check out Sigiriya weather in June.
In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average of 25°C (78°F). The month is characterized by higher precipitation, with about 175 mm (6.9 in) falling over 22 days, contributing to a humid atmosphere with a humidity level of 86%. In contrast, July experiences warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 37°C (99°F), averaging around 29°C (84°F). This month is notably drier, receiving only 32 mm (1.3 in) of rainfall over just 5 days and with humidity at 81%. For more details, you can check Sigiriya weather in July.
When comparing the weather in December and August, December tends to be slightly cooler yet more humid. With average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), it boasts 175 mm (6.9 in) of precipitation over approximately 22 days, leading to a notable level of humidity at 86%. In contrast, August is warmer overall, with temperatures running from a minimum of 23°C (74°F) to a high of 36°C (97°F), and significantly less rainfall, measuring only 26 mm (1.0 in) across just 6 days, keeping humidity levels at a similar 85%. This difference makes August ideal for those preferring drier heat, while December often feels more tropical due to its humidity and frequent showers. For detailed information, you can check Sigiriya weather in August.
In December, temperatures in the region typically range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), with an average of 25°C (78°F). The month experiences higher humidity levels at 86% and significant precipitation, totaling 175 mm (6.9 in) spread across 22 days. In contrast, September is warmer with temperatures ranging from a minimum of 23°C (74°F) to a scorching maximum of 36°C (98°F) and an average of 28°C (83°F). However, it sees considerably less rainfall, with only 67 mm (2.6 in) over 11 days and lower humidity at 81%. For more detailed information, you can check Sigiriya weather in September.
When comparing the weather in December and October, there are notable differences in both temperature and precipitation. December experiences a slightly milder temperature range, with minimums around 19°C (66°F) and maximums reaching 32°C (90°F), while October tends to be warmer with minimums at 22°C (73°F) and highs peaking at 35°C (95°F). In terms of rainfall, December sees about 175 mm (6.9 in) spread over 22 days, whereas October has heavier precipitation, totaling 226 mm (8.9 in) over 20 days. Humidity levels are also quite high in both months, with December at 86% and October at 89%. For a more detailed look at October's weather, you can check Sigiriya weather in October.
In comparing the weather of December and November, we notice a slight decrease in temperature. December's temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), while November experiences slightly warmer conditions, with a minimum of 21°C (70°F) and a maximum of 35°C (96°F). Additionally, December sees a reduction in precipitation, totaling 175 mm (6.9 in) over 22 days compared to November's 274 mm (10.8 in) across 25 days. Humidity levels remain high in both months, with December at 86% and November at 88%. For more details on November’s weather, you can check out Sigiriya weather in November.
In December, Sigiriya experiences a distinct shift in weather, characterized by warmer temperatures and increased humidity. Unlike other months, this period sees frequent rainfall, with precipitation gracing the area for about 22 days, contributing to a lush, vibrant landscape. As the average temperature hovers around a comfortable 25°C, the lush greenery and moisture in the air create an enchanting atmosphere. However, visitors should prepare for the high humidity levels that accompany this tropical climate, enhancing the overall experience of this historical site. To learn more about how December weather compares to other months, visit Sigiriya Climate.