December Weather in Mihintale, Sri Lanka

Last updated: March 19, 2025

Mihintale, Sri Lanka, in December offers a tropical climate characterized by warm temperatures and a significant amount of rainfall. With a maximum temperature reaching up to 32°C (90°F) and an average of 25°C (78°F), visitors can expect comfortably warm days. However, nighttime temperatures can drop to a minimum of 19°C (66°F), providing a pleasant evening atmosphere. December is also notable for its high humidity, averaging around 83%, and considerable precipitation totaling 163 mm (6.4 in) over approximately 19 days, making it one of the wetter months of the year. Travelers should be prepared for both sunshine and showers to fully enjoy the stunning landscapes and rich cultural heritage of this historic region.

December Temperature in Mihintale

In December, Mihintale, Sri Lanka experiences a pleasant transition into the cooler months, with temperatures showing a delightful range. The minimum temperature sits at a comfortable 19°C (66°F), while the average hovers around a mild 25°C (78°F). As the month progresses, the maximum temperature reaches up to 32°C (90°F), maintaining the tropical warmth for which the region is known. This trend reflects a slight dip in the daytime heat compared to the peak warmth of the summer months, making December an ideal time for exploring the lush landscapes and historical sites. As the year draws to a close, visitors can enjoy a pleasant climate that invites outdoor adventures and serene moments amidst nature’s beauty.

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

The chart illustrates December temperature patterns in Mihintale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec777881838383838281807978
Data source: Temperature data for Mihintale 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 Mihintale

In Mihintale, Sri Lanka, December marks a significant dip in precipitation compared to the preceding months while still maintaining a noteworthy average. With 163 mm (6.4 in) of rainfall over 19 days, December embodies a transition from the heavy downpours of October and November, which recorded 258 mm (10.1 in) and 266 mm (10.5 in) respectively. This reduction signals the tail end of the monsoon season, as the region begins to see a shift in weather patterns. Although the total precipitation is lower, the months leading up to December set the stage for a lush landscape that continues to thrive, underscoring the rhythm of Sri Lanka's climate where the most intense rain falls in late autumn before tapering off into the new year.

December Precipitation Trends in Mihintale

The chart displays monthly precipitation patterns in Mihintale, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71255881128486063114258266163
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Mihintale

December in Mihintale, Sri Lanka, showcases a humidity level of 83%, which aligns closely with the high humidity trend observed throughout the latter part of the year. Following the drier months of April and May, when humidity dipped to 72% and 75% respectively, the levels have steadily increased, peaking at 85% in August. This consistent rise marks a shift towards a more humid climate as the year progresses, particularly notable in the monsoon-influenced months of June to November. December's humidity continues to reflect this trend, signaling a damp and lush environment, characteristic of the region's tropical climate.

December Average Humidity in Mihintale

This chart illustrates the average monthly humidity levels in Mihintale, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec79%75%76%72%75%83%80%85%82%83%84%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mihintale

In December, Mihintale, Sri Lanka, experiences a UV Index of 10, categorizing the sun exposure as very high. This marks a slight decline from the intense peaks of January through November, where the UV Index consistently soared between 12 and 15, all categorized as extreme with a burn time of just 10 minutes. With December’s increased burn time of 15 minutes, it's essential for visitors and locals to remain cautious as they enjoy the region's natural beauty. Awareness of these UV trends is crucial for safe outdoor activities. For detailed insights, check out the Mihintale UV Index.

Maximum UV Index Levels in Mihintale for December

The chart shows the monthly maximum UV Index (UVI) for Mihintale 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.
JanFebMarAprMayJunJulAugSepOctNovDec121314151312121314121210
Data source: Mihintale 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 Mihintale

In Mihintale, Sri Lanka, December marks a transition towards the end of the year with an impressive 301 hours of sunshine. This month, while slightly lower than the peak seen in March and July, still offers a decent dose of warmth and brightness. Following a trend of gradual decline from the year’s highs, November's 272 hours serves as a reminder of the waning daylight as winter approaches. Overall, the sun shines consistently throughout the year in Mihintale, with February and March showcasing the most radiant days, making it a perfect destination for sun seekers. December's lingering light, combined with the lush landscapes, allows visitors to revel in the unique beauty of this ancient city even as the year draws to a close.

Monthly Sunshine Duration in Mihintale: December Highlighted

The December sunshine duration represents the total number of hours Mihintale 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.
JanFebMarAprMayJunJulAugSepOctNovDec264h311h342h339h333h336h342h337h320h313h272h301h
Data source: Mihintale December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mihintale During December

In Mihintale, Sri Lanka, the likelihood of encountering sunny weather in December is notably high, with a promising 47% chance of sunshine. This marks a significant increase compared to the preceding months, particularly from November's mere 11% and even surpassing the typically bright February and April, both sitting at 46%. As the year draws to a close, December emerges as a beacon of light amidst the generally cloudier months of late fall and winter, suggesting an ideal window for outdoor activities and exploration of this enchanting region. The trend suggests that while the year begins with lower probabilities of sun, December's nearly half chance indicates a delightful shift, inviting visitors to revel in the beauty of Mihintale’s weather.

Percentage of Sunny Days in December in Mihintale

The chart illustrates the percentage of sunny days in Mihintale 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 Mihintale experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%46%43%46%19%21%16%8%16%15%11%47%
Data source: Mihintale December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mihintale in December

In Mihintale, Sri Lanka, December brings the daylight duration down to 11 hours, reflecting a pattern that begins in October and extends through February. This transition into the year sees a variation where March to September consistently enjoys longer days of 12 hours, likely inviting vibrant outdoor activities and cultural gatherings. As the year closes, the return to shorter daylight serves as a gentle reminder of the approaching seasonal change, creating a balance between vibrant days and tranquil evenings in this serene locale. With consistent daylight hours, Mihintale offers a rhythmic experience of sunrise and sunset, allowing locals and visitors alike to savor the unique beauty of each moment.

Average Daylight Hours in Mihintale for December

The chart illustrates the variation in daylight duration in Mihintale throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 40m11h 50m12h 3m12h 17m12h 29m12h 35m12h 32m12h 22m12h 8m11h 55m11h 43m11h 38m
Data source: Mihintale daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Mihintale

As December rolls into Mihintale, Sri Lanka, the wind whispers softly with an average speed of 2.5 m/s (6 mph), mirroring the gentle breezes of the earlier months. Following a seasonal rise from May's moderate 3.8 m/s (8 mph) to June and July's more robust gusts of 5.1 m/s and 5.2 m/s (12 mph), the winds gradually decrease as the year winds down. This calming trend in the final month heralds a peaceful transition into the new year, with conditions becoming tranquil—a stark contrast to the summer's lively breezes. Overall, the winding journey of wind speeds throughout the year highlights a pattern of seasonal shifts, culminating in a serene December ambiance that invites reflection and enjoyment of the natural beauty surrounding this historic site.

Average December Wind Speed in Mihintale

The chart displays monthly wind speed patterns in Mihintale, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.82.52.53.85.15.25.04.93.42.82.5 m/s
Data source: Mihintale December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Mihintale Compares to Other Months

The weather in Mihintale 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 Mihintale and find detailed weather information for every month.

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 precipitation, totaling 163 mm (6.4 in) over 19 days, contributing to a high humidity level of 83%. In contrast, January sees slightly cooler temperatures with a minimum of 17°C (63°F) and the same maximum of 32°C (90°F), while the average remains at 25°C (77°F). Rainfall decreases considerably to 71 mm (2.8 in) over just 9 days, resulting in lower humidity at 79%. For more detailed insights, you can check Mihintale weather in January.

In December, the weather is generally warmer with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), alongside significant precipitation totaling 163 mm (6.4 in) over 19 days, which contributes to a high humidity level of 83%. In contrast, February experiences slightly cooler temperatures, with a minimum of 17°C (63°F) and a maximum of 33°C (92°F), but with much less rainfall, only 25 mm (1.0 in) over just 7 days, resulting in lower humidity at 75%. For more detailed information about the weather in February, visit Mihintale weather in February.

In December, the weather is characterized by a temperature range between 19°C (66°F) and 32°C (90°F), with an average of 25°C (78°F). The month typically sees high humidity at 83% and substantial rainfall, totaling 163 mm (6.4 in) over about 19 days. In contrast, March experiences slightly warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 36°C (97°F), averaging 27°C (82°F). Precipitation decreases significantly to 58 mm (2.3 in) over just 10 days, accompanied by lower humidity at 76%. This transition from the rainy season in December to the drier conditions in March reflects a notable shift in the climate. For more detailed information, check the Mihintale weather in March.

In December, the weather tends to be more humid and wetter, with average temperatures ranging from a mild 19°C (66°F) to a high of 32°C (90°F). During this month, the area experiences significant precipitation, averaging 163 mm (6.4 in) over 19 days, which contributes to a humidity level of 83%.

In contrast, April sees a rise in temperatures, with minimums starting at 21°C (71°F) and reaching maximums of 37°C (99°F), making it noticeably warmer overall. The precipitation in April is reduced to 81 mm (3.2 in) spread over 14 days, and humidity drops to a more comfortable 72%. For more details on April weather, check out Mihintale weather in April.

In December, temperatures range from a mild 19°C (66°F) at night to a warm 32°C (90°F) during the day, with an average of 25°C (78°F). The month is characterized by high humidity at 83% and significant rainfall, accumulating 163 mm (6.4 in) over 19 days. In contrast, May sees a slight increase in minimum temperatures, starting at 23°C (74°F), while daytime highs can reach up to a sweltering 37°C (99°F), averaging around 28°C (83°F). Although May has less precipitation overall, with 128 mm (5.0 in) across the same number of days, humidity drops to 75%. For more detailed insights, check out Mihintale weather in May.

When comparing the weather between December and June, December tends to be slightly cooler, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 32°C (90°F), while June experiences warmer temperatures with a minimum of 24°C (75°F) and a maximum of 34°C (94°F). Precipitation is significantly higher in December, with 163 mm (6.4 in) across 19 days, compared to June's 48 mm (1.9 in) over 14 days. Despite the marginally lower humidity in June at 82%, both months have similar humidity levels, making the atmosphere feel quite moist. For more specific details about June weather in Mihintale, you can check Mihintale weather in June.

The weather in December offers a warm climate 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). With high humidity at 83% and significant precipitation of 163 mm (6.4 in) spread over 19 days, December tends to feel quite muggy and damp. In contrast, July experiences slightly higher temperatures with a minimum of 23°C (74°F) and a maximum of 36°C (98°F), averaging at 28°C (83°F). The precipitation in July is much less, totaling 60 mm (2.4 in) over just 12 days, and while the humidity is a bit lower at 80%, it still contributes to the overall warm and humid conditions. For more information on specific weather patterns, you can check Mihintale weather in July.

When comparing the weather in December and August, December tends to be cooler with average temperatures ranging from 19°C (66°F) to 32°C (90°F), while August is generally warmer, with temperatures varying from 24°C (75°F) to a peak of 35°C (96°F). December also sees significantly more rainfall, accumulating 163 mm (6.4 in) over 19 days, compared to August's 63 mm (2.5 in) across 13 days. Humidity levels are quite similar, with December at 83% and August slightly higher at 85%. For a detailed look at August weather specifics, check out Mihintale weather in August.

In comparing the weather between December and September, several differences emerge. December experiences slightly cooler temperatures, with an average of 25°C (78°F), whereas September tends to be hotter, averaging 27°C (82°F) and peaking at a high of 36°C (97°F). Additionally, December sees more precipitation, with 163 mm (6.4 in) over 19 days, compared to September's 114 mm (4.5 in) across 18 days. Humidity levels are relatively similar, with December at 83% and September at 82%. For those interested in more details about September weather, you can explore Mihintale weather in September.

In comparing the weather between October and December, October tends to be slightly warmer, with average temperatures reaching around 27°C (80°F) and maximums rising to 33°C (93°F). In contrast, December shows a slight dip in temperature, averaging 25°C (78°F) with maximums hitting 32°C (90°F). Precipitation is more pronounced in October, with 258 mm (10.1 in) over 23 days, compared to December's 163 mm (6.4 in) across 19 days. Despite the differences in rainfall, both months exhibit high humidity levels, remaining constant at 83%. For more specific details, you can check out Mihintale weather in October.

In comparing the weather patterns of December and November, December experiences slightly lower temperatures, with a minimum of 19°C (66°F) and a maximum of 32°C (90°F), compared to November's minimum of 21°C (69°F) and maximum of 34°C (93°F). Additionally, December sees a decrease in overall precipitation, totaling 163 mm (6.4 in) over 19 days, while November is wetter, with 266 mm (10.5 in) spread over 24 days. Humidity levels remain quite similar, hovering around 83% in December and 84% in November. For a more detailed view of November's climate in this region, you can check Mihintale weather in November.

Compare Mihintale's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Mihintale

December in Mihintale brings a distinct shift in weather compared to other months, characterized by higher humidity and a notable increase in rainfall. With an average temperature that stays comfortably warm, it's a perfect time for visitors to enjoy the lush landscapes that spring to life with the season's precipitation. However, be prepared for the frequent rain showers, as the month typically sees nearly two-thirds of its days marked by precipitation. This combination of warmth and wetness creates a uniquely vibrant atmosphere, inviting you to explore the area's natural beauty. For a deeper dive into the climatic trends, visit Mihintale Climate.