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December Weather in Prescott Valley, United States

Last updated: June 24, 2025

In December, the average temperature in Prescott Valley, United States hovers around 6°C (42°F). Expect a range that can dip to a chilly -9°C (16°F) and soar to a pleasant 21°C (70°F). The region sees about 35 mm (1.4 in) of precipitation over 5 days, contributing to an average humidity of 82%.

December Temperature in Prescott Valley

In December in Prescott Valley, the average temperature is 6°C (42°F). Maximums can reach 21°C (70°F), while minimums can dip as low as -9°C (16°F). Be prepared for a range of temperatures, ensuring you pack both warm and light clothing for your trip.

December Weather in Prescott Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Prescott Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prescott Valley, December typically has an average temperature of 6°C (42°F), with highs reaching up to 21°C (70°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec414248586577787772605142
Data source: Temperature data for Prescott Valley 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 Prescott Valley

In Prescott Valley in December, the precipitation amount is 35 mm (1.4 in) over a span of 5 days.

December Precipitation Trends in Prescott Valley

The chart displays monthly precipitation patterns in Prescott Valley, 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 Prescott Valley, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec454957111861318047333135
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Prescott Valley

In Prescott Valley in December, humidity is 82%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and prompting travelers to seek cozy indoor spaces instead.

December Average Humidity in Prescott Valley

This chart illustrates the average monthly humidity levels in Prescott Valley, 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 Prescott Valley is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%72%63%46%35%33%41%59%70%79%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Prescott Valley

In Prescott Valley 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 Prescott Valley for better planning.

Maximum UV Index Levels in Prescott Valley for December

The chart shows the monthly maximum UV Index (UVI) for Prescott Valley 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 Prescott Valley typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121110864
Data source: Prescott Valley 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 Prescott Valley Compares to Other Months

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

This table compares monthly weather conditions in Prescott Valley, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)45 mm (1.8 inches)80%moderate
February Weather6°C (43°F)49 mm (1.9 inches)83%high
March Weather9°C (49°F)57 mm (2.2 inches)72%very high
April Weather15°C (58°F)10 mm (0.4 inches)63%extreme
May Weather18°C (65°F)18 mm (0.7 inches)46%extreme
June Weather25°C (77°F)6 mm (0.2 inches)35%extreme
July Weather26°C (79°F)131 mm (5.2 inches)33%extreme
August Weather25°C (77°F)80 mm (3.1 inches)41%extreme
September Weather22°C (72°F)47 mm (1.8 inches)59%very high
October Weather15°C (60°F)33 mm (1.3 inches)70%very high
November Weather10°C (51°F)31 mm (1.2 inches)79%high
December Weather6°C (42°F)35 mm (1.4 inches)82%moderate

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