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December Weather in Valle Vista, United States

Last updated: June 24, 2025

In December, the average temperature in Valle Vista, United States hovers around 11°C (52°F). Expect a minimum dip to -1°C (30°F) and a pleasant maximum of 27°C (81°F). With an average humidity of 74%, you'll feel the moisture in the air, and watch out for 66 mm (2.6 in) of precipitation over approximately 5 days.

December Temperature in Valle Vista

In December in Valle Vista, the average temperature is 11°C (52°F). The maximum can reach 27°C (81°F), while the minimum can be as low as -1°C (30°F). This wide range of temperatures means you should pack for both warm and cold weather when traveling.

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 11°C (52°F), with highs reaching up to 27°C (81°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec515154616472797975665951
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 66 mm (2.6 in) over a span of 5 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 66 mm (2.6 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec71737031203534133066
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 74%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill in the air, making travel outdoors feel heavier and more cumbersome, often leading to discomfort and a need for warmer clothing.

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 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
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.
JanFebMarAprMayJunJulAugSepOctNovDec469101112121110754
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 Weather11°C (52°F)71 mm (2.8 inches)72%moderate
February Weather11°C (52°F)73 mm (2.9 inches)77%high
March Weather12°C (54°F)70 mm (2.8 inches)67%very high
April Weather16°C (61°F)31 mm (1.2 inches)56%very high
May Weather18°C (64°F)20 mm (0.8 inches)46%extreme
June Weather22°C (73°F)3 mm (0.1 inches)48%extreme
July Weather26°C (79°F)5 mm (0.2 inches)46%extreme
August Weather26°C (80°F)3 mm (0.1 inches)42%extreme
September Weather24°C (75°F)4 mm (0.2 inches)52%very high
October Weather19°C (67°F)13 mm (0.5 inches)58%high
November Weather15°C (59°F)30 mm (1.2 inches)66%moderate
December Weather11°C (52°F)66 mm (2.6 inches)74%moderate

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