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December Weather in Valle Vista, United States

Last updated: June 24, 2025

In Valle Vista, United States, the average temperature in December hovers around 6°C (43°F). Expect chilly nights with minimums dipping to -5°C (22°F), contrasted by mild days that can reach up to 22°C (72°F). During this month, precipitation totals around 21 mm (0.8 in), spread across approximately 4 days. With an average humidity of 77%, the air can feel damp and cool, making it the perfect time to cozy up indoors!

December Temperature in Valle Vista

In December in Valle Vista, the average temperature is 6°C (43°F). The maximum can reach 22°C (72°F) and the minimum can be as low as -5°C (22°F). Travelers should be prepared for a wide range of temperatures during their visit.

December Weather in Valle Vista: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Valle Vista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valle Vista, December typically has an average temperature of 6°C (43°F), with highs reaching up to 22°C (72°F) and lows dropping to around -5°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec434552627082858577635343
Data source: Temperature data for Valle Vista 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 Valle Vista

In Valle Vista in December, the precipitation amount is 21 mm (0.8 in) over a span of 4 days.

December Precipitation Trends in Valle Vista

The chart displays monthly precipitation patterns in Valle Vista, 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 Valle Vista, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec31334198123128182421
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Valle Vista

In Valle Vista in December humidity is 77%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress warmly and stay active while exploring the area.

December Average Humidity in Valle Vista

This chart illustrates the average monthly humidity levels in Valle Vista, 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 Valle Vista is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%80%68%58%45%31%27%30%48%60%70%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Valle Vista

In Valle Vista 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 Valle Vista for better planning.

Maximum UV Index Levels in Valle Vista for December

The chart shows the monthly maximum UV Index (UVI) for Valle Vista 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 Valle Vista typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479101112121110854
Data source: Valle Vista 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 Valle Vista Compares to Other Months

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

This table compares monthly weather conditions in Valle Vista, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)31 mm (1.2 inches)77%moderate
February Weather7°C (45°F)33 mm (1.3 inches)80%high
March Weather11°C (52°F)41 mm (1.6 inches)68%very high
April Weather17°C (63°F)9 mm (0.4 inches)58%very high
May Weather21°C (70°F)8 mm (0.3 inches)45%extreme
June Weather28°C (82°F)1 mm (0.0 inches)31%extreme
July Weather30°C (86°F)23 mm (0.9 inches)27%extreme
August Weather29°C (85°F)12 mm (0.5 inches)30%extreme
September Weather25°C (78°F)8 mm (0.3 inches)48%very high
October Weather17°C (63°F)18 mm (0.7 inches)59%very high
November Weather12°C (54°F)24 mm (0.9 inches)70%moderate
December Weather6°C (43°F)21 mm (0.8 inches)77%moderate

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