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December Weather in Syanno, Belarus

Last updated: August 22, 2025

In Syanno, Belarus, the average temperature in December hovers around -1°C (30°F), with a chilly minimum dipping to -17°C (2°F) and a maximum reaching 8°C (47°F). Expect about 62 mm (2.4 in) of precipitation spread over 15 days, coupled with a high average humidity of 95%. Be prepared for a cold and damp month!

December Temperature in Syanno

In December in Syanno, the average temperature is -1°C (30°F), with maximums reaching 8°C (47°F) and minimums potentially dropping as low as -17°C (2°F). Travelers should prepare for chilly weather and dress warmly to fully enjoy their visit.

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

The chart illustrates December temperature patterns in Syanno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Syanno, December typically has an average temperature of -1°C (30°F), with highs reaching up to 8°C (47°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec262734435464656455463629
Data source: Temperature data for Syanno 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 Syanno

In Syanno in December, the precipitation amount is 62 mm (2.4 in) over the course of 15 days.

December Precipitation Trends in Syanno

The chart displays monthly precipitation patterns in Syanno, 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 Syanno, December typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec4738434681601178275625262
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Syanno

In Syanno in December humidity is 95%. With an average temperature of -1°C (30°F), this humidity feels like a frigid cold that seeps into your bones, making it quite uncomfortable for traveling as the dampness clings to your skin and exacerbates the chill in the air.

December Average Humidity in Syanno

This chart illustrates the average monthly humidity levels in Syanno, 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 Syanno is approximately 95%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%93%90%85%70%76%76%75%85%92%94%95%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Syanno

In Syanno in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Syanno.

Maximum UV Index Levels in Syanno for December

The chart shows the monthly maximum UV Index (UVI) for Syanno 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 Syanno typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765321
Data source: Syanno 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 Syanno Compares to Other Months

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

This table compares monthly weather conditions in Syanno, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)47 mm (1.8 inches)94%low
February Weather-3°C (27°F)37 mm (1.5 inches)92%low
March Weather1°C (34°F)43 mm (1.7 inches)90%moderate
April Weather6°C (44°F)46 mm (1.8 inches)85%moderate
May Weather12°C (55°F)81 mm (3.2 inches)70%high
June Weather18°C (64°F)60 mm (2.4 inches)76%high
July Weather18°C (65°F)117 mm (4.6 inches)76%high
August Weather18°C (64°F)82 mm (3.2 inches)75%high
September Weather13°C (55°F)75 mm (3.0 inches)85%moderate
October Weather8°C (46°F)62 mm (2.4 inches)92%moderate
November Weather2°C (36°F)52 mm (2.0 inches)94%low
December Weather-1°C (30°F)62 mm (2.4 inches)95%low

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