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December Weather in Sille, Turkey

Last updated: August 27, 2025

In December, the average temperature in Sille, Turkey hovers around 4°C (39°F), with minimums plummeting to -20°C (-3°F) and highs reaching up to 18°C (65°F). Expect 62 mm (2.4 in) of precipitation spread over 10 days, accompanied by a high average humidity of 84%. Stay prepared for a mix of chilly conditions and occasional showers!

December Temperature in Sille

In December in Sille, the average temperature is 4°C (39°F), with maximums reaching up to 18°C (65°F) and minimums dropping as low as -20°C (-3°F). This wide temperature range makes it essential for travelers to pack layers to prepare for both mild days and cold nights.

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

The chart illustrates December temperature patterns in Sille, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sille, December typically has an average temperature of 4°C (39°F), with highs reaching up to 18°C (65°F) and lows dropping to around -20°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec333743536267757569584639
Data source: Temperature data for Sille generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Sille

In Sille in December, the total precipitation amount is 62 mm (2.4 in) over a period of 10 days.

December Precipitation Trends in Sille

The chart displays monthly precipitation patterns in Sille, 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 Sille, December typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec50346045476151010173062
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sille

In Sille in December, humidity is 84%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor excursions uncomfortable and demanding more layers than you anticipate while traveling.

December Average Humidity in Sille

This chart illustrates the average monthly humidity levels in Sille, 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 Sille is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%79%68%69%61%47%39%46%66%78%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sille

In Sille in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Sille, you can check the information here.

Maximum UV Index Levels in Sille for December

The chart shows the monthly maximum UV Index (UVI) for Sille 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 Sille typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4689111211119743
Data source: Sille 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.

How December Weather in Sille Compares to Other Months

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

This table compares monthly weather conditions in Sille, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)50 mm (2.0 inches)82%moderate
February Weather3°C (37°F)34 mm (1.3 inches)82%high
March Weather6°C (43°F)60 mm (2.4 inches)79%very high
April Weather12°C (53°F)45 mm (1.8 inches)68%very high
May Weather17°C (62°F)47 mm (1.8 inches)69%extreme
June Weather20°C (68°F)61 mm (2.4 inches)61%extreme
July Weather24°C (75°F)5 mm (0.2 inches)47%extreme
August Weather24°C (75°F)10 mm (0.4 inches)39%extreme
September Weather21°C (69°F)10 mm (0.4 inches)46%very high
October Weather15°C (59°F)17 mm (0.7 inches)66%high
November Weather8°C (47°F)30 mm (1.2 inches)78%moderate
December Weather4°C (39°F)62 mm (2.4 inches)84%moderate

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