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December Weather in Plain Dealing, United States

Last updated: June 24, 2025

In December, the average temperature in Plain Dealing, United States is a cool 11°C (51°F). Visitors should prepare for a range of temperatures, with a minimum dipping as low as -4°C (25°F) and a maximum reaching 27°C (81°F). Expect 135 mm (5.3 in) of precipitation spread over nine days, and be ready for a high average humidity of 88%. Whether you’re bundling up or seeking shade, it’s essential to be ready for the diverse climate!

December Temperature in Plain Dealing

In December in Plain Dealing, the average temperature is 11°C (51°F). Maximums can reach 27°C (81°F), while minimums can be as low as -4°C (25°F). This variability makes Plain Dealing a destination where travelers should be prepared for both warm and chilly weather, ensuring a comfortable experience no matter the conditions.

December Weather in Plain Dealing: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Plain Dealing, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plain Dealing, December typically has an average temperature of 11°C (51°F), with highs reaching up to 27°C (81°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec475060647380838278675551
Data source: Temperature data for Plain Dealing 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 Plain Dealing

In Plain Dealing in December, the precipitation amount is 135 mm (5.3 in) spread over 9 days.

December Precipitation Trends in Plain Dealing

The chart displays monthly precipitation patterns in Plain Dealing, 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 Plain Dealing, December typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10715813016914110482989210667135
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Plain Dealing

In Plain Dealing in December humidity is 88%. With an average temperature of 11°C (51°F), this humidity feels like traveling through a damp, heavy blanket, making every step slightly more laborious and the air thick with moisture, which can be quite uncomfortable for exploration.

December Average Humidity in Plain Dealing

This chart illustrates the average monthly humidity levels in Plain Dealing, 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 Plain Dealing is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%78%79%81%77%72%65%63%70%82%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Plain Dealing

In Plain Dealing 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 Plain Dealing for better planning.

Maximum UV Index Levels in Plain Dealing for December

The chart shows the monthly maximum UV Index (UVI) for Plain Dealing 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 Plain Dealing typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111112111110864
Data source: Plain Dealing 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 Plain Dealing Compares to Other Months

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

This table compares monthly weather conditions in Plain Dealing, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)107 mm (4.2 inches)82%moderate
February Weather10°C (50°F)157 mm (6.2 inches)80%high
March Weather15°C (60°F)130 mm (5.1 inches)78%very high
April Weather18°C (64°F)169 mm (6.7 inches)79%extreme
May Weather23°C (74°F)141 mm (5.6 inches)81%extreme
June Weather27°C (80°F)104 mm (4.1 inches)77%extreme
July Weather28°C (83°F)82 mm (3.2 inches)72%extreme
August Weather28°C (83°F)98 mm (3.9 inches)65%extreme
September Weather26°C (78°F)92 mm (3.6 inches)63%very high
October Weather19°C (67°F)106 mm (4.2 inches)70%very high
November Weather13°C (55°F)67 mm (2.6 inches)82%high
December Weather11°C (51°F)135 mm (5.3 inches)88%moderate

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