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December Weather in Rancho Alegre, United States

Last updated: June 24, 2025

In December, the average temperature in Rancho Alegre, United States hovers around 16°C (61°F). Expect a range between a chilly 0°C (32°F) and a sizzling 33°C (92°F). With an average humidity of 86%, the atmosphere can feel quite damp. Be prepared for some rain, as 40 mm (1.6 in) of precipitation is likely over 3 days.

December Temperature in Rancho Alegre

In December in Rancho Alegre, the average temperature is 16°C (61°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures when traveling during this time.

December Weather in Rancho Alegre: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rancho Alegre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rancho Alegre, December typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (92°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec586169748184858682766661
Data source: Temperature data for Rancho Alegre 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 Rancho Alegre

In Rancho Alegre in December, the precipitation amount is 40 mm (1.6 in) over a period of 3 days.

December Precipitation Trends in Rancho Alegre

The chart displays monthly precipitation patterns in Rancho Alegre, 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 Rancho Alegre, December typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec30246041991059461107453540
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rancho Alegre

In Rancho Alegre in December, humidity is 86%. With an average temperature of 16°C (61°F), this humidity feels like walking through a warm, thick blanket of air that clings to your skin, making outdoor activities feel sticky and uncomfortable for traveling.

December Average Humidity in Rancho Alegre

This chart illustrates the average monthly humidity levels in Rancho Alegre, 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 Rancho Alegre is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%76%77%80%73%66%65%73%76%80%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rancho Alegre

In Rancho Alegre in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Rancho Alegre.

Maximum UV Index Levels in Rancho Alegre for December

The chart shows the monthly maximum UV Index (UVI) for Rancho Alegre 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 Rancho Alegre typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810111112121211975
Data source: Rancho Alegre 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 Rancho Alegre Compares to Other Months

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

This table compares monthly weather conditions in Rancho Alegre, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)30 mm (1.2 inches)83%high
February Weather16°C (62°F)24 mm (0.9 inches)79%very high
March Weather21°C (70°F)59 mm (2.3 inches)76%very high
April Weather24°C (75°F)41 mm (1.6 inches)77%extreme
May Weather27°C (81°F)99 mm (3.9 inches)80%extreme
June Weather29°C (84°F)105 mm (4.1 inches)73%extreme
July Weather30°C (86°F)94 mm (3.7 inches)66%extreme
August Weather30°C (86°F)61 mm (2.4 inches)65%extreme
September Weather28°C (83°F)107 mm (4.2 inches)73%extreme
October Weather24°C (76°F)45 mm (1.8 inches)76%very high
November Weather19°C (67°F)35 mm (1.4 inches)80%high
December Weather16°C (61°F)40 mm (1.6 inches)86%moderate

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