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December Weather in Wilmer, United States

Last updated: June 24, 2025

In December, the average temperature in Wilmer, United States hovers around 13°C (56°F). This month can bring a variety of weather, with minimums dipping as low as -3°C (28°F) and maximums soaring to 27°C (80°F). Expect a moderate amount of precipitation, averaging 129 mm (5.1 in) over approximately 12 days, accompanied by high humidity levels at 87%. Stay prepared for the diverse conditions that December may bring!

December Temperature in Wilmer

In December, in Wilmer, the average temperature is 13°C (56°F). Maximum temperatures can reach 27°C (80°F), while minimums can drop as low as -3°C (28°F). Be sure to pack layers to stay comfortable during your visit!

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

The chart illustrates December temperature patterns in Wilmer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wilmer, December typically has an average temperature of 13°C (56°F), with highs reaching up to 27°C (80°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec525863677580818179725955
Data source: Temperature data for Wilmer 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 Wilmer

In Wilmer in December, the total precipitation amount is 129 mm (5.1 in) over the course of 12 days.

December Precipitation Trends in Wilmer

The chart displays monthly precipitation patterns in Wilmer, 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 Wilmer, December typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec10110510312214923816619614912863129
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wilmer

In Wilmer in December humidity is 87%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it challenging to explore comfortably.

December Average Humidity in Wilmer

This chart illustrates the average monthly humidity levels in Wilmer, 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 Wilmer is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wilmer

In Wilmer 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 Wilmer for better planning.

Maximum UV Index Levels in Wilmer for December

The chart shows the monthly maximum UV Index (UVI) for Wilmer 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 Wilmer typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111111110864
Data source: Wilmer 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 Wilmer Compares to Other Months

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

This table compares monthly weather conditions in Wilmer, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)101 mm (4.0 inches)82%moderate
February Weather14°C (58°F)105 mm (4.1 inches)80%very high
March Weather17°C (63°F)103 mm (4.1 inches)80%very high
April Weather19°C (67°F)122 mm (4.8 inches)78%extreme
May Weather24°C (75°F)149 mm (5.9 inches)73%extreme
June Weather27°C (80°F)238 mm (9.4 inches)71%extreme
July Weather27°C (82°F)166 mm (6.6 inches)79%extreme
August Weather27°C (81°F)196 mm (7.7 inches)78%extreme
September Weather26°C (79°F)149 mm (5.9 inches)80%very high
October Weather22°C (72°F)128 mm (5.0 inches)76%very high
November Weather15°C (59°F)63 mm (2.5 inches)83%high
December Weather13°C (56°F)129 mm (5.1 inches)87%moderate

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