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December Weather in Rydal, United States

Last updated: June 24, 2025

In December, the average temperature in Rydal, United States is a cool 8°C (48°F), with minimums dipping to -6°C (21°F) and maximums soaring to 23°C (74°F). Expect 139 mm (5.5 in) of precipitation over 12 days, contributing to a high average humidity of 88%.

December Temperature in Rydal

In December in Rydal, the average temperature is 8°C (48°F). Maximum temperatures can reach 23°C (74°F), while minimums can drop to as low as -6°C (21°F). This variation makes it essential for travelers to pack accordingly, preparing for both warm days and chilly nights.

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

The chart illustrates December temperature patterns in Rydal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rydal, December typically has an average temperature of 8°C (48°F), with highs reaching up to 23°C (74°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec445055617176797874655247
Data source: Temperature data for Rydal 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 Rydal

In Rydal, in December, the precipitation amount is 139 mm (5.5 in) over a span of 12 days.

December Precipitation Trends in Rydal

The chart displays monthly precipitation patterns in Rydal, 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 Rydal, December typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec11617214813610912712413810813290139
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rydal

In Rydal in December, humidity is 88%. With an average temperature of 8°C (48°F), this humidity feels like a cold, damp blanket wrapping around you, making outdoor exploration uncomfortable and potentially chilling to the bone, so it's essential to dress warmly and prepare for wet conditions while traveling.

December Average Humidity in Rydal

This chart illustrates the average monthly humidity levels in Rydal, 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 Rydal is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rydal

In Rydal in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Rydal for better planning.

Maximum UV Index Levels in Rydal for December

The chart shows the monthly maximum UV Index (UVI) for Rydal 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 Rydal typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111110109764
Data source: Rydal 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 Rydal Compares to Other Months

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

This table compares monthly weather conditions in Rydal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)116 mm (4.6 inches)86%moderate
February Weather10°C (50°F)172 mm (6.8 inches)86%high
March Weather13°C (56°F)148 mm (5.8 inches)86%very high
April Weather16°C (62°F)136 mm (5.3 inches)82%very high
May Weather21°C (71°F)108 mm (4.3 inches)85%extreme
June Weather24°C (76°F)127 mm (5.0 inches)85%extreme
July Weather26°C (79°F)124 mm (4.9 inches)83%very high
August Weather26°C (78°F)138 mm (5.4 inches)76%very high
September Weather23°C (75°F)108 mm (4.2 inches)76%very high
October Weather18°C (65°F)131 mm (5.2 inches)80%high
November Weather11°C (52°F)90 mm (3.5 inches)88%high
December Weather8°C (48°F)139 mm (5.5 inches)88%moderate

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