December Weather in San Francisco (El Calvito), Mexico

Last updated: August 27, 2025

In San Francisco (El Calvito), Mexico, the average temperature in December hovers around 22°C (72°F). Expect a minimum of 13°C (55°F) and a pleasant maximum of 30°C (87°F). With an average humidity of 88%, you might feel the warmth a bit more than usual. Be prepared for some light showers, with 29 mm (1.1 in) of precipitation spread over 5 days.

December Temperature in San Francisco (El Calvito)

In December in San Francisco (El Calvito), the average temperature is 22°C (72°F). The maximum can reach 30°C (87°F), and the minimum can be as low as 13°C (55°F). This makes it an ideal time for travelers to enjoy a comfortable climate while exploring local attractions.

December Weather in San Francisco (El Calvito): Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Francisco (El Calvito), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Francisco (El Calvito), December typically has an average temperature of 22°C (72°F), with highs reaching up to 30°C (87°F) and lows dropping to around 13°C (55°F).

Data source: Temperature data for San Francisco (El Calvito) generated using information from the Copernicus Climate Change Service.

December Precipitation in San Francisco (El Calvito)

In San Francisco (El Calvito) in December, the total precipitation amount is 29 mm (1.1 in) recorded over a span of 5 days.

December Precipitation Trends in San Francisco (El Calvito)

The chart displays monthly precipitation patterns in San Francisco (El Calvito), 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 San Francisco (El Calvito), December typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in San Francisco (El Calvito)

In San Francisco (El Calvito) in December humidity is 88%. With an average temperature of 22°C (72°F), this humidity feels like a warm, steamy embrace that clings to your skin, making outdoor exploration a sweaty challenge but also a vibrant experience as the air is thick with the scent of nature and vibrant local life.

December Average Humidity in San Francisco (El Calvito)

This chart illustrates the average monthly humidity levels in San Francisco (El Calvito), 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 San Francisco (El Calvito) is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Francisco (El Calvito)

In San Francisco (El Calvito) in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Francisco (El Calvito).

Maximum UV Index Levels in San Francisco (El Calvito) for December

The chart shows the monthly maximum UV Index (UVI) for San Francisco (El Calvito) 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 San Francisco (El Calvito) typically reaches 9, which falls under the very high exposure category.

Data source: San Francisco (El Calvito) 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 San Francisco (El Calvito) Compares to Other Months

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

This table compares monthly weather conditions in San Francisco (El Calvito), showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	28 mm (1.1 inches)	83%	very high
February Weather	23°C (74°F)	9 mm (0.4 inches)	76%	extreme
March Weather	25°C (76°F)	15 mm (0.6 inches)	66%	extreme
April Weather	26°C (79°F)	30 mm (1.2 inches)	59%	extreme
May Weather	26°C (79°F)	132 mm (5.2 inches)	64%	extreme
June Weather	25°C (77°F)	257 mm (10.1 inches)	69%	extreme
July Weather	26°C (78°F)	127 mm (5.0 inches)	82%	extreme
August Weather	25°C (77°F)	255 mm (10.0 inches)	87%	extreme
September Weather	24°C (76°F)	326 mm (12.8 inches)	87%	extreme
October Weather	24°C (75°F)	279 mm (11.0 inches)	88%	extreme
November Weather	23°C (74°F)	69 mm (2.7 inches)	88%	very high
December Weather	22°C (72°F)	29 mm (1.1 inches)	88%	very high