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December Weather in Ralls, United States

Last updated: June 24, 2025

In Ralls, United States, the average temperature in December hovers around 7°C (44°F), with extremes ranging from a brisk -10°C (15°F) to a warm 27°C (80°F). Expect 19 mm (0.7 in) of precipitation over approximately 2 days, and prepare for a rather humid atmosphere with an average humidity of 82%.

December Temperature in Ralls

In December in Ralls, the average temperature is 7°C (44°F). The maximum can reach 27°C (80°F) and the minimum can be as low as -10°C (15°F). Be prepared for a wide range of temperatures to fully enjoy your travels in Ralls during this month.

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

The chart illustrates December temperature patterns in Ralls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ralls, December typically has an average temperature of 7°C (44°F), with highs reaching up to 27°C (80°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec404354607078818073615044
Data source: Temperature data for Ralls 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 Ralls

In Ralls in December, the precipitation amount is 19 mm (0.7 in) over a span of 2 days.

December Precipitation Trends in Ralls

The chart displays monthly precipitation patterns in Ralls, 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 Ralls, December typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec181348366855303558461619
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ralls

In Ralls in December, humidity is 82%. With an average temperature of 7°C (44°F), this humidity feels like an unwelcoming chill that seeps into your bones, making outdoor exploration feel damp and cumbersome.

December Average Humidity in Ralls

This chart illustrates the average monthly humidity levels in Ralls, 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 Ralls is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%74%66%70%75%79%78%71%69%70%82%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ralls

In Ralls 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 Ralls for better planning.

Maximum UV Index Levels in Ralls for December

The chart shows the monthly maximum UV Index (UVI) for Ralls 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 Ralls typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111112121210864
Data source: Ralls 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 Ralls Compares to Other Months

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

This table compares monthly weather conditions in Ralls, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)18 mm (0.7 inches)75%moderate
February Weather6°C (43°F)13 mm (0.5 inches)74%high
March Weather12°C (54°F)48 mm (1.9 inches)66%very high
April Weather16°C (60°F)36 mm (1.4 inches)70%extreme
May Weather21°C (71°F)68 mm (2.7 inches)75%extreme
June Weather26°C (78°F)55 mm (2.2 inches)79%extreme
July Weather27°C (81°F)30 mm (1.2 inches)78%extreme
August Weather27°C (80°F)35 mm (1.4 inches)71%extreme
September Weather23°C (74°F)57 mm (2.3 inches)69%very high
October Weather16°C (61°F)46 mm (1.8 inches)70%very high
November Weather10°C (51°F)16 mm (0.6 inches)82%high
December Weather7°C (44°F)19 mm (0.7 inches)82%moderate

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