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December Weather in Farmersville, United States

Last updated: June 24, 2025

In December, the average temperature in Farmersville, United States hovers around 3°C (37°F). You can expect temperatures to vary significantly, with a minimum of -19°C (-2°F) and a maximum of 19°C (67°F). During this month, precipitation totals 51 mm (2.0 in), typically spread over 7 days. Additionally, the air is quite humid, with an average humidity level of 87%.

December Temperature in Farmersville

In December in Farmersville, the average temperature is 3°C (37°F). Maximum temperatures can reach 19°C (67°F), while minimums can drop as low as -19°C (-2°F). Be prepared for a wide range of temperatures that may require layering and appropriate clothing for your travels.

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

The chart illustrates December temperature patterns in Farmersville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Farmersville, December typically has an average temperature of 3°C (37°F), with highs reaching up to 19°C (67°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec303244536675787471574237
Data source: Temperature data for Farmersville 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 Farmersville

In Farmersville in December, the precipitation amount is 51 mm (2.0 in) over a period of 7 days.

December Precipitation Trends in Farmersville

The chart displays monthly precipitation patterns in Farmersville, 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 Farmersville, December typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6872133133150119110103681036851
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Farmersville

In Farmersville in December, humidity is 87%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating proper layers to stay warm while navigating the wet conditions.

December Average Humidity in Farmersville

This chart illustrates the average monthly humidity levels in Farmersville, 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 Farmersville is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Farmersville

In Farmersville in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Farmersville, you can check the information here.

Maximum UV Index Levels in Farmersville for December

The chart shows the monthly maximum UV Index (UVI) for Farmersville 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 Farmersville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111198643
Data source: Farmersville 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 Farmersville Compares to Other Months

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

This table compares monthly weather conditions in Farmersville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)68 mm (2.7 inches)84%moderate
February Weather0°C (33°F)72 mm (2.8 inches)82%moderate
March Weather7°C (44°F)133 mm (5.2 inches)84%high
April Weather12°C (53°F)133 mm (5.2 inches)83%very high
May Weather19°C (66°F)150 mm (5.9 inches)80%very high
June Weather24°C (75°F)119 mm (4.7 inches)83%extreme
July Weather25°C (78°F)110 mm (4.3 inches)82%extreme
August Weather23°C (75°F)102 mm (4.0 inches)82%very high
September Weather22°C (71°F)68 mm (2.7 inches)79%very high
October Weather14°C (58°F)103 mm (4.1 inches)79%high
November Weather6°C (42°F)68 mm (2.7 inches)88%moderate
December Weather3°C (37°F)51 mm (2.0 inches)87%moderate

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