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December Weather in Rayville, United States

Last updated: June 24, 2025

In December, the average temperature in Rayville, United States hovers around 11°C (52°F). Expect a wide temperature range, with minimums dipping to -4°C (25°F) and maximums reaching 28°C (83°F). Be prepared for some rain, as 124 mm (4.9 in) falls over approximately 10 days. Plus, you'll feel the humidity at an average of 88%, making it a rather damp month.

December Temperature in Rayville

In December in Rayville, the average temperature is 11°C (52°F). The maximum can reach 28°C (83°F), while the minimum can dip as low as -4°C (25°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates December temperature patterns in Rayville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rayville, December typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (83°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec485261657480838279695552
Data source: Temperature data for Rayville 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 Rayville

In Rayville in December, the precipitation amount is 124 mm (4.9 in) spread over a duration of 10 days.

December Precipitation Trends in Rayville

The chart displays monthly precipitation patterns in Rayville, 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 Rayville, December typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec12419814517012711496927813388124
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rayville

In Rayville in December, humidity is 88%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and the air feel thick, encouraging you to seek shelter or stay hydrated as you explore.

December Average Humidity in Rayville

This chart illustrates the average monthly humidity levels in Rayville, 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 Rayville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%80%82%83%80%80%75%73%76%84%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rayville

In Rayville 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 Rayville for better planning.

Maximum UV Index Levels in Rayville for December

The chart shows the monthly maximum UV Index (UVI) for Rayville 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 Rayville typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111112121110864
Data source: Rayville 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 Rayville Compares to Other Months

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

This table compares monthly weather conditions in Rayville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)124 mm (4.9 inches)84%moderate
February Weather11°C (53°F)198 mm (7.8 inches)83%high
March Weather16°C (61°F)145 mm (5.7 inches)80%very high
April Weather18°C (65°F)170 mm (6.7 inches)82%extreme
May Weather23°C (74°F)127 mm (5.0 inches)83%extreme
June Weather27°C (80°F)113 mm (4.5 inches)80%extreme
July Weather28°C (83°F)96 mm (3.8 inches)80%extreme
August Weather28°C (83°F)92 mm (3.6 inches)75%extreme
September Weather26°C (80°F)78 mm (3.1 inches)73%very high
October Weather20°C (69°F)133 mm (5.2 inches)76%very high
November Weather13°C (56°F)88 mm (3.5 inches)84%high
December Weather11°C (52°F)124 mm (4.9 inches)88%moderate

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