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December Weather in Valliant, United States

Last updated: June 24, 2025

In December, the average temperature in Valliant, United States hovers around 9°C (49°F), with the mercury occasionally dipping to a brisk -6°C (22°F) and peaking at a warm 26°C (79°F). Expect a fair amount of rainfall, with 118 mm (4.6 in) spread over 9 days throughout the month, contributing to an average humidity of 87%. Perfect for cozy indoor activities or exploring the lush, vibrant landscape!

December Temperature in Valliant

In December in Valliant, the average temperature is 9°C (49°F), with maximums reaching 26°C (79°F) and minimums dropping as low as -6°C (22°F). It's essential to pack versatile clothing to accommodate the wide range of temperatures while exploring this destination.

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

The chart illustrates December temperature patterns in Valliant, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valliant, December typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (79°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec444757627279838277655349
Data source: Temperature data for Valliant 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 Valliant

In Valliant in December, the precipitation amount is 118 mm (4.6 in) over the course of 9 days.

December Precipitation Trends in Valliant

The chart displays monthly precipitation patterns in Valliant, 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 Valliant, December typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec9414814520018510674927814771118
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Valliant

In Valliant in December humidity is 87%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making travel uncomfortable and leaving you yearning for a dry breeze to refresh your spirit.

December Average Humidity in Valliant

This chart illustrates the average monthly humidity levels in Valliant, 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 Valliant is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Valliant

In Valliant 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 Valliant for better planning.

Maximum UV Index Levels in Valliant for December

The chart shows the monthly maximum UV Index (UVI) for Valliant 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 Valliant typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Valliant 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 Valliant Compares to Other Months

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

This table compares monthly weather conditions in Valliant, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)94 mm (3.7 inches)80%moderate
February Weather8°C (47°F)148 mm (5.8 inches)79%high
March Weather14°C (58°F)145 mm (5.7 inches)78%very high
April Weather17°C (62°F)200 mm (7.9 inches)78%very high
May Weather22°C (72°F)185 mm (7.3 inches)81%extreme
June Weather26°C (80°F)106 mm (4.2 inches)78%extreme
July Weather28°C (83°F)74 mm (2.9 inches)73%extreme
August Weather28°C (82°F)92 mm (3.6 inches)66%extreme
September Weather25°C (77°F)78 mm (3.1 inches)65%very high
October Weather18°C (65°F)147 mm (5.8 inches)72%very high
November Weather12°C (53°F)71 mm (2.8 inches)82%high
December Weather9°C (49°F)118 mm (4.6 inches)87%moderate

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