Last updated: March 19, 2025
Experience the delightful December weather in Jaffna, Sri Lanka, where temperatures average a comfortable 26°C (80°F), peaking at 29°C (84°F) and dipping to a minimum of 24°C (76°F). This month is characterized by high humidity levels at 85%, creating a warm atmosphere, while the region receives an average precipitation of 254 mm (10.0 in) over 18 days. Whether you're exploring the rich cultural heritage or enjoying the scenic landscapes, Jaffna's December climate offers a unique blend of warmth and occasional rain, perfect for adventure and relaxation alike.
In December, Jaffna, Sri Lanka experiences a charming tropical climate that invites visitors to bask in its warmth. With minimum temperatures hovering around 24°C (76°F) and averages at 26°C (80°F), the city offers a pleasant retreat as the year winds down. Daily highs reach a cozy 29°C (84°F), providing the perfect backdrop for exploration and outdoor activities. Compared to earlier months, temperatures begin to stabilize, showcasing a gradual transition into cooler evenings while maintaining the region's characteristic warmth. This blend of mildness and comfort makes December an ideal time for experiencing Jaffna's rich culture and stunning landscapes.
In December, Jaffna, Sri Lanka, experiences significant rainfall, totaling 254 mm (10.0 in), which marks a continuation of the region's wet season. This month typically sees about 18 days of precipitation, contributing to a trend of increasing rainfall that starts in the latter months of the year. Following November's substantial 396 mm (15.6 in), which is the peak of the wet season, December maintains a high level of moisture. Notably, this month reflects a gradual decline from November’s downpours yet remains considerably above the averages seen earlier in the year, indicating a transition as the year ends. As Jaffna navigates through December’s showers, the pattern showcases a stark contrast to the drier months that precede the monsoon season, reinforcing the region’s seasonal variability in precipitation.
December in Jaffna, Sri Lanka, sees a notable humidity level of 85%, a slight decline from the peak of 87% recorded in August. Throughout the year, humidity remains relatively high, particularly from June to November, when it consistently hovers above 80%. This trend indicates a humid climate influenced by the monsoon season, with December still retaining significant moisture. Interestingly, after the peak summer months, humidity tends to stabilize, making December feel a bit more pleasant compared to the sweltering summer heat, yet still testament to the region's tropical character. Overall, while Jaffna experiences fluctuations, the humidity remains a defining feature of its climate as the year draws to a close.
In December, Jaffna, Sri Lanka experiences a drop in the UV Index to 10, categorizing it as very high. This shift marks a slight decline from the extreme levels observed in the preceding months, where the UV Index consistently hovered between 11 and 15. While the burn time increases to 15 minutes, indicating a bit more leeway for sun exposure, caution remains essential. Overall, the trend throughout the year shows an unwavering intensity of UV radiation, presenting a clear signal for residents and visitors alike to protect their skin. For more insights, visit Jaffna UV Index.
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December brings a delightful blend of sunshine and warmth to Jaffna, Sri Lanka, with 303 hours of sunlight illuminating the region. As the year draws to a close, it's clear that Jaffna enjoys a remarkable amount of daylight throughout the year, peaking in March and May with over 340 hours. Interestingly, the sunshine starts to wane slightly in November, slipping to 267 hours, but quickly bounces back in December. This trend signifies the onset of a period where sunny days often serve as a backdrop for festive gatherings and year-end celebrations, inviting both locals and visitors to bask in the golden warmth of the season. Overall, Jaffna's sunshine presents a warm invitation to experience the vibrant culture and breathtaking landscapes that thrive under its brilliant rays.
December in Jaffna, Sri Lanka, sees a 53% chance of sunny weather, establishing it as a month where the sun has a fighting chance to shine through the seasonal fluctuations. As temperatures drop from the intense heat of April and May, the likelihood of clear skies is significantly more favorable compared to the dire chance of sunshine experienced in the latter months of the year. Notably, the probability of sunny days in December is a sharp contrast to the meager percentages of both November (12%) and August (10%), highlighting a notable upswing as the year ends. This trend indicates that while December may not be the sunniest month overall, it offers a welcomed reprieve that hints at the warmer, sunnier months ahead.
In Jaffna, Sri Lanka, the daylight duration exhibits a fascinating pattern throughout the year. Starting in January, residents enjoy 11 hours of daylight, a figure that remains steady through February and fluctuates as spring approaches. March marks a slight increase, with daylight extending to 12 hours, a duration that continues consistently from April through September. This abundance of light during the warmer months fosters vibrant outdoor activities and community gatherings. As autumn settles in, daylight begins to wane again, dipping back to 11 hours in October and persisting through November and December. Overall, the gradual transition between seasons reveals how daylight duration in Jaffna not only shapes daily life but also punctuates the rhythm of the local culture.
As December settles over Jaffna, Sri Lanka, the average wind speed reaches a gentle 5.4 m/s (12 mph), a slight increase compared to the preceding months. This marks a notable shift from the breezier summer months of June and July, which experienced peak speeds of 7.3 m/s (16 mph) and 6.8 m/s (15 mph), respectively. The trend in wind patterns throughout the year reveals a seasonal ebb and flow, with the winds growing stronger in the late spring and early summer before tapering off towards the end of the year. December's milder temperatures and moderate winds create a serene atmosphere, inviting locals and visitors alike to enjoy the beaches and outdoor spaces of this vibrant coastal region.
The weather in Jaffna 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 Jaffna and find detailed weather information for every month.
In December, the weather is characterized by a warm temperature range, with minimums around 24°C (76°F) and averages peaking at 26°C (80°F), while the maximum often reaches 29°C (84°F). However, it is also marked by significant rainfall, with 254 mm (10.0 in) falling over 18 days, contributing to a high humidity level of 85%. In contrast, January experiences similar temperatures, maintaining the same minimum, average, and maximum with slightly lower humidity at 76%. Rainfall drops dramatically to 96 mm (3.8 in) over just 8 days. For a detailed overview of the weather in January, you can visit Jaffna weather in January.
December and February showcase distinct weather patterns in Jaffna. December temperatures range from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), accompanied by higher precipitation levels of 254 mm (10.0 in) over 18 days, leading to a notably humid atmosphere with 85% humidity. In contrast, February experiences slightly warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 30°C (86°F), but significantly less rainfall at just 17 mm (0.7 in) over 4 days, resulting in lower humidity levels of 69%. This shift indicates a transition from a wetter climate to a drier, more comfortable weather in February. For more details, you can check Jaffna weather in February.
December weather is characterized by slightly cooler temperatures, with an average high of 29°C (84°F) compared to March’s warmer high of 31°C (87°F). Additionally, December experiences significantly more rainfall, with 254 mm (10.0 in) over 18 days, while March is much drier, with only 18 mm (0.7 in) of precipitation over just 5 days. Furthermore, December’s humidity is noticeably higher at 85%, in contrast to March's 69%, contributing to a more comfortable atmosphere in March. For more detailed insights, you can check Jaffna weather in March.
December and April present contrasting weather patterns in terms of temperature, precipitation, and humidity. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), accompanied by high humidity levels at 85% and significant rainfall totaling 254 mm (10.0 in) over 18 days. In contrast, April boasts warmer temperatures, with a minimum of 25°C (78°F) and a peak of 32°C (89°F), but experiences much lower precipitation at 29 mm (1.2 in) across just 6 days and reduced humidity at 69%. The transition from December's wet, humid conditions to April's warmer, drier climate is quite notable. For more detailed information, check out Jaffna weather in April.
When comparing the weather in December and May, notable differences emerge. December experiences cooler temperatures, with a minimum of 24°C (76°F) and an average of 26°C (80°F), peaking at 29°C (84°F). However, it also sees significant rainfall, totaling 254 mm (10.0 in) over 18 days, accompanied by high humidity levels of 85%. In contrast, May brings warmer conditions with a minimum of 27°C (80°F) and an average of 29°C (85°F), reaching up to 32°C (90°F). Rainfall drops considerably to 56 mm (2.2 in) over just 13 days, and humidity levels decrease to 76%. For more detailed weather insights, you can explore Jaffna weather in May.
In December, the weather in Jaffna features a mild temperature range with minimums around 24°C (76°F), averaging 26°C (80°F) and peaking at a maximum of 29°C (84°F). However, it is also marked by high levels of precipitation, totaling 254 mm (10.0 in) across 18 rainy days, contributing to a humidity level of 85%. Conversely, June presents slightly warmer conditions with lows of 26°C (80°F), an average temperature of 29°C (85°F), and highs reaching 31°C (88°F). This month experiences significantly less rainfall, with only 32 mm (1.3 in) of precipitation over about 7 days and a lower humidity level of 82%. For a more detailed look at Jaffna's weather in June, visit Jaffna weather in June.
In December, the weather is generally cooler with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), while July tends to be warmer, with temperatures starting at 26°C (79°F) and reaching up to 31°C (89°F). December also experiences significantly higher precipitation at 254 mm (10.0 in) over approximately 18 days, compared to just 62 mm (2.4 in) over 13 days in July. Despite the slight difference in humidity, with December at 85% and July at 83%, both months maintain a humid atmosphere characteristic of tropical climates. For more detailed information on July weather, you can check Jaffna weather in July.
In comparing the weather of December and August, December showcases slightly cooler temperatures, with a minimum of 24°C (76°F) and an average of 26°C (80°F), compared to August's minimum of 26°C (79°F) and an average of 28°C (84°F). While both months are humid, December exhibits a humidity level of 85%, just slightly lower than August's 87%. Precipitation is significantly higher in December, with 254 mm (10.0 in) over 18 days, in contrast to August's 65 mm (2.5 in) across 13 days. For a more detailed look at August weather specifically, you can check Jaffna weather in August.
When comparing the weather in December and September, both months exhibit warm temperatures, but December tends to be slightly cooler. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), averaging at 26°C (80°F). In contrast, September presents warmer conditions with a minimum of 25°C (78°F) and a maximum of 31°C (88°F), resulting in an average temperature of 28°C (83°F). Additionally, December experiences significantly higher precipitation, with 254 mm (10.0 in) over 18 days, while September sees only 100 mm (3.9 in) of rain across 17 days. Humidity levels are comparable, with December at 85% and September slightly higher at 86%. For more detailed information, check out Jaffna weather in September.
In comparing the weather of December and October, we find that December presents slightly cooler temperatures with a minimum of 24°C (76°F) and an average of 26°C (80°F), while October is marginally warmer with a minimum of 25°C (77°F) and an average of 28°C (82°F). Although December enjoys lower overall temperatures, it experiences higher precipitation, totaling 254 mm (10.0 in) over 18 days, compared to October's 220 mm (8.7 in) over 23 days. The humidity levels are quite similar, with December at 85% and October slightly higher at 86%. For a closer look at the October climate specifics, you can refer to Jaffna weather in October.
The weather in December is slightly milder than in November, with average temperatures dipping from November’s 27°C (81°F) to 26°C (80°F). While both months experience similar maximum temperatures of around 29°C (84°F), December's minimum temperature is slightly lower at 24°C (76°F) compared to November's 25°C (77°F). Precipitation also decreases in December to 254 mm (10.0 in) over 18 days, in contrast to November's heavier rainfall of 396 mm (15.6 in) spread across 24 days. Humidity levels remain quite close, with December at 85% and November at 86%. For more details on November weather, visit Jaffna weather in November.
In December, Jaffna experiences a distinct shift in weather, with temperatures averaging a comfortable 26°C (80°F), while humidity levels soar to a notable 85%. Unlike the drier months, December sees increased precipitation with significant rainfall spread over 18 days, marking it as one of the wettest periods of the year. This blend of warmth and moisture not only enriches the landscape but also contributes to a lush and vibrant atmosphere. For those considering a visit, December's unique climatic conditions provide an opportunity to experience Jaffna in a way that's unlike any other month. Discover more about the local weather patterns at Jaffna Climate.