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December Weather in Ajo, United States

Last updated: June 24, 2025

In December, the average temperature in Ajo, United States is a comfortable 14°C (57°F). Expect cool breezes with a minimum temperature of 1°C (34°F) and pleasant highs reaching 28°C (83°F). This month also brings about 16 mm (0.6 in) of precipitation spread over 3 days, contributing to a relatively high average humidity of 78%. Enjoy the refreshing climate!

December Temperature in Ajo

In December in Ajo, the average temperature is 14°C (57°F). Maximums can reach 28°C (83°F), and minimums can be as low as 1°C (34°F). This diverse temperature range makes Ajo a great destination for travelers seeking both warm days and cooler nights.

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

The chart illustrates December temperature patterns in Ajo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ajo, December typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (83°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec565864727787909086756656
Data source: Temperature data for Ajo 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 Ajo

In Ajo in December, the precipitation amount is 16 mm (0.6 in), spread over a duration of 3 days.

December Precipitation Trends in Ajo

The chart displays monthly precipitation patterns in Ajo, 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 Ajo, December typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec202217127413418101017
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ajo

In Ajo in December, humidity is 78%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket wrapping around you, making outdoor exploration a bit uncomfortable but still enjoyable if you stay hydrated and plan for breaks in the shade.

December Average Humidity in Ajo

This chart illustrates the average monthly humidity levels in Ajo, 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 Ajo is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%76%65%50%33%28%28%33%50%61%70%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ajo

In Ajo 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 Ajo for better planning.

Maximum UV Index Levels in Ajo for December

The chart shows the monthly maximum UV Index (UVI) for Ajo 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 Ajo typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111212121111864
Data source: Ajo 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 Ajo Compares to Other Months

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

This table compares monthly weather conditions in Ajo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)20 mm (0.8 inches)73%moderate
February Weather14°C (58°F)22 mm (0.9 inches)76%high
March Weather18°C (64°F)17 mm (0.7 inches)65%very high
April Weather22°C (73°F)1 mm (0.0 inches)50%extreme
May Weather25°C (78°F)2 mm (0.1 inches)33%extreme
June Weather31°C (87°F)7 mm (0.3 inches)28%extreme
July Weather32°C (90°F)41 mm (1.6 inches)28%extreme
August Weather32°C (91°F)34 mm (1.3 inches)33%extreme
September Weather30°C (86°F)18 mm (0.7 inches)50%extreme
October Weather24°C (76°F)10 mm (0.4 inches)61%very high
November Weather19°C (67°F)10 mm (0.4 inches)70%high
December Weather14°C (57°F)16 mm (0.6 inches)78%moderate

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