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December Weather in Le Roy, United States

Last updated: June 24, 2025

In Le Roy, United States, the average temperature in December hovers around 0°C (32°F), with minimums dipping as low as -18°C (1°F) and soaring to a maximum of 18°C (65°F). Expect 84 mm (3.3 in) of precipitation spread over 15 days, accompanied by a high average humidity of 87%. Prepare for a month of chilly and damp weather!

December Temperature in Le Roy

In December in Le Roy, the average temperature is 0°C (32°F). The maximum can reach 18°C (65°F) and the minimum can be as low as -18°C (1°F). While the temperatures can vary widely, it's essential to pack accordingly for your trip to Le Roy.

December Weather in Le Roy: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Le Roy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Le Roy, December typically has an average temperature of 0°C (32°F), with highs reaching up to 18°C (65°F) and lows dropping to around -18°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec272935455867727064533932
Data source: Temperature data for Le Roy 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 Le Roy

In Le Roy in December, the total precipitation amount is 84 mm (3.3 in) recorded over a span of 15 days.

December Precipitation Trends in Le Roy

The chart displays monthly precipitation patterns in Le Roy, 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 Le Roy, December typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec7580731131058514597671388584
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Le Roy

In Le Roy in December, humidity is 87%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that clings to your skin, making travel uncomfortable and cold, as each breath brings a heavy moisture that seeps into your clothes.

December Average Humidity in Le Roy

This chart illustrates the average monthly humidity levels in Le Roy, 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 Le Roy is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Le Roy

In Le Roy in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Le Roy, you can visit Hourly UV Index in Le Roy.

Maximum UV Index Levels in Le Roy for December

The chart shows the monthly maximum UV Index (UVI) for Le Roy 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 Le Roy typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3458910997532
Data source: Le Roy 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 Le Roy Compares to Other Months

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

This table compares monthly weather conditions in Le Roy, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)74 mm (2.9 inches)91%moderate
February Weather-2°C (29°F)80 mm (3.1 inches)91%moderate
March Weather2°C (35°F)73 mm (2.9 inches)88%moderate
April Weather7°C (46°F)113 mm (4.4 inches)88%very high
May Weather14°C (58°F)105 mm (4.1 inches)82%very high
June Weather20°C (67°F)85 mm (3.3 inches)79%very high
July Weather22°C (72°F)145 mm (5.7 inches)77%very high
August Weather21°C (71°F)97 mm (3.8 inches)72%very high
September Weather18°C (64°F)67 mm (2.6 inches)76%high
October Weather12°C (54°F)138 mm (5.4 inches)83%moderate
November Weather4°C (39°F)85 mm (3.3 inches)88%moderate
December Weather0°C (32°F)84 mm (3.3 inches)87%low

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