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December Weather in Carefree, United States

Last updated: June 24, 2025

In December, the average temperature in Carefree, United States is a pleasant 12°C (54°F). Expect a minimum chill of 0°C (32°F) and a warm maximum of 27°C (81°F). While you enjoy this mild climate, be prepared for some rain, with 26 mm (1.0 in) of precipitation over about 4 days. The air is quite humid, boasting an average humidity level of 82%, adding to the character of this vibrant destination.

December Temperature in Carefree

In December in Carefree, the average temperature is 12°C (54°F). Maximums can reach 27°C (81°F), while minimums can drop as low as 0°C (32°F). This variability makes Carefree an ideal destination for travelers seeking a mix of mild and warmer weather, perfect for outdoor activities and exploration.

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

The chart illustrates December temperature patterns in Carefree, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carefree, December typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (81°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec535562727990929286736453
Data source: Temperature data for Carefree 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 Carefree

In Carefree in December, the precipitation amount is 26 mm (1.0 in) over the course of 4 days.

December Precipitation Trends in Carefree

The chart displays monthly precipitation patterns in Carefree, 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 Carefree, December typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec344339233503326262826
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Carefree

In Carefree in December humidity is 82%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and sweat-inducing, which can be quite uncomfortable for traveling.

December Average Humidity in Carefree

This chart illustrates the average monthly humidity levels in Carefree, 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 Carefree is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%67%55%40%33%34%48%64%67%77%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Carefree

In Carefree 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 Carefree for better planning.

Maximum UV Index Levels in Carefree for December

The chart shows the monthly maximum UV Index (UVI) for Carefree 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 Carefree typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101112111110754
Data source: Carefree 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 Carefree Compares to Other Months

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

This table compares monthly weather conditions in Carefree, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (53°F)34 mm (1.4 inches)76%moderate
February Weather13°C (55°F)43 mm (1.7 inches)79%high
March Weather17°C (62°F)39 mm (1.5 inches)67%very high
April Weather22°C (72°F)2 mm (0.1 inches)55%very high
May Weather26°C (79°F)2 mm (0.1 inches)40%extreme
June Weather32°C (90°F)3 mm (0.1 inches)33%extreme
July Weather34°C (93°F)50 mm (2.0 inches)34%extreme
August Weather33°C (92°F)33 mm (1.3 inches)48%extreme
September Weather30°C (87°F)25 mm (1.0 inches)64%very high
October Weather23°C (74°F)26 mm (1.0 inches)67%high
November Weather18°C (64°F)28 mm (1.1 inches)77%moderate
December Weather12°C (54°F)26 mm (1.0 inches)82%moderate

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