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December Weather in Pensilvania, Colombia

Last updated: August 23, 2025

In December, the average temperature in Pensilvania, Colombia hovers around 17°C (64°F), with a comfortable range from a minimum of 9°C (49°F) to a pleasant maximum of 25°C (78°F). Travelers should be prepared for precipitation totaling 152 mm (6.0 in), likely spread over 18 days, and expect a rather high average humidity of 83%.

December Temperature in Pensilvania

In December in Pensilvania, the average temperature is 17°C (64°F). Maximums can reach 25°C (78°F), and minimums can be as low as 9°C (49°F). Be prepared for a mild climate, perfect for exploring and enjoying outdoor activities.

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

The chart illustrates December temperature patterns in Pensilvania, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pensilvania, December typically has an average temperature of 17°C (64°F), with highs reaching up to 25°C (78°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec636464646464656666646363
Data source: Temperature data for Pensilvania 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 Pensilvania

In Pensilvania in December, the precipitation amount is 152 mm (6.0 in) distributed over 18 days.

December Precipitation Trends in Pensilvania

The chart displays monthly precipitation patterns in Pensilvania, 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 Pensilvania, December typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec1041953192802741346183121298328152
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pensilvania

In Pensilvania in December, humidity is 83%. With an average temperature of 17°C (64°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sluggish and prompting you to seek the nearest shade or air-conditioned escape.

December Average Humidity in Pensilvania

This chart illustrates the average monthly humidity levels in Pensilvania, 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 Pensilvania is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%80%83%88%87%85%80%80%85%87%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pensilvania

In Pensilvania in December, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Pensilvania.

Maximum UV Index Levels in Pensilvania for December

The chart shows the monthly maximum UV Index (UVI) for Pensilvania 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 Pensilvania typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517171614151515141312
Data source: Pensilvania 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 Pensilvania Compares to Other Months

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

This table compares monthly weather conditions in Pensilvania, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)104 mm (4.1 inches)78%extreme
February Weather18°C (64°F)195 mm (7.7 inches)77%extreme
March Weather18°C (64°F)319 mm (12.5 inches)80%extreme
April Weather18°C (64°F)280 mm (11.0 inches)83%extreme
May Weather18°C (65°F)274 mm (10.8 inches)87%extreme
June Weather18°C (65°F)134 mm (5.3 inches)87%extreme
July Weather19°C (66°F)61 mm (2.4 inches)85%extreme
August Weather19°C (66°F)83 mm (3.3 inches)80%extreme
September Weather19°C (66°F)121 mm (4.8 inches)80%extreme
October Weather18°C (64°F)298 mm (11.7 inches)85%extreme
November Weather17°C (64°F)328 mm (12.9 inches)87%extreme
December Weather17°C (64°F)152 mm (6.0 inches)83%extreme

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