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December Weather in Bylas, United States

Last updated: June 24, 2025

In December, the average temperature in Bylas, United States hovers around 8°C (46°F), with a chilly minimum of -9°C (17°F) and a warm maximum reaching 22°C (72°F). Expect around 34 mm (1.3 in) of precipitation over 5 days, and keep in mind the average humidity is a high 82%, adding to the cozy atmosphere of the season.

December Temperature in Bylas

In December in Bylas, the average temperature is 8°C (46°F). Maximums can reach 22°C (72°F), and minimums can drop as low as -9°C (17°F). It's advisable for travelers to prepare for a wide range of temperatures during their visit.

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

The chart illustrates December temperature patterns in Bylas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bylas, December typically has an average temperature of 8°C (46°F), with highs reaching up to 22°C (72°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec444754637081818075645546
Data source: Temperature data for Bylas 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 Bylas

In Bylas in December, the precipitation amount is 34 mm (1.3 in) over the course of 5 days.

December Precipitation Trends in Bylas

The chart displays monthly precipitation patterns in Bylas, 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 Bylas, December typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec404332564803131151834
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bylas

In Bylas in December humidity is 82%. With an average temperature of 8°C (46°F), this humidity feels like a thick, damp blanket wrapping around you, making travel uncomfortable and creating a sense of heaviness in the air that can sap your energy quickly.

December Average Humidity in Bylas

This chart illustrates the average monthly humidity levels in Bylas, 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 Bylas is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%67%55%40%33%34%48%64%67%77%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bylas

In Bylas in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Bylas.

Maximum UV Index Levels in Bylas for December

The chart shows the monthly maximum UV Index (UVI) for Bylas 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 Bylas typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5710111213121211865
Data source: Bylas 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 Bylas Compares to Other Months

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

This table compares monthly weather conditions in Bylas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)40 mm (1.6 inches)76%moderate
February Weather8°C (47°F)43 mm (1.7 inches)79%high
March Weather12°C (54°F)32 mm (1.2 inches)67%very high
April Weather17°C (63°F)5 mm (0.2 inches)55%extreme
May Weather21°C (70°F)6 mm (0.2 inches)40%extreme
June Weather27°C (81°F)4 mm (0.2 inches)33%extreme
July Weather27°C (82°F)80 mm (3.2 inches)34%extreme
August Weather27°C (80°F)31 mm (1.2 inches)48%extreme
September Weather24°C (76°F)31 mm (1.2 inches)64%extreme
October Weather18°C (65°F)15 mm (0.6 inches)67%very high
November Weather13°C (55°F)18 mm (0.7 inches)77%high
December Weather8°C (46°F)34 mm (1.3 inches)82%moderate

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