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December Weather in San Francisco Terrerillos, Mexico

Last updated: August 27, 2025

In December, the average temperature in San Francisco Terrerillos, Mexico hovers around 11°C (52°F), with fluctuations ranging from a chilly -3°C (27°F) to a pleasant 23°C (74°F). Expect 21 mm (0.8 in) of precipitation spread over 5 days and a high average humidity of 88%.

December Temperature in San Francisco Terrerillos

In December in San Francisco Terrerillos, the average temperature is 11°C (52°F), with maximums reaching 23°C (74°F) and minimums dropping as low as -3°C (27°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort during their visit.

December Weather in San Francisco Terrerillos: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Francisco Terrerillos, 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 Terrerillos, December typically has an average temperature of 11°C (52°F), with highs reaching up to 23°C (74°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec515557616261606160585452
Data source: Temperature data for San Francisco Terrerillos 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 San Francisco Terrerillos

In San Francisco Terrerillos in December, the precipitation amount is 21 mm (0.8 in) spread over a period of 5 days.

December Precipitation Trends in San Francisco Terrerillos

The chart displays monthly precipitation patterns in San Francisco Terrerillos, 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 Terrerillos, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec443656751122251782562672047421
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Francisco Terrerillos

In San Francisco Terrerillos in December, humidity is 88%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and the air feel thick, encouraging you to seek shelter or stay hydrated as you explore.

December Average Humidity in San Francisco Terrerillos

This chart illustrates the average monthly humidity levels in San Francisco Terrerillos, 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 Terrerillos is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Francisco Terrerillos

In San Francisco Terrerillos in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in San Francisco Terrerillos.

Maximum UV Index Levels in San Francisco Terrerillos for December

The chart shows the monthly maximum UV Index (UVI) for San Francisco Terrerillos 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 Terrerillos typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121415151515141413108
Data source: San Francisco Terrerillos 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 Terrerillos Compares to Other Months

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

This table compares monthly weather conditions in San Francisco Terrerillos, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)44 mm (1.7 inches)84%very high
February Weather13°C (55°F)36 mm (1.4 inches)78%extreme
March Weather14°C (58°F)56 mm (2.2 inches)75%extreme
April Weather16°C (61°F)75 mm (2.9 inches)70%extreme
May Weather17°C (63°F)112 mm (4.4 inches)77%extreme
June Weather16°C (62°F)225 mm (8.9 inches)76%extreme
July Weather16°C (61°F)178 mm (7.0 inches)68%extreme
August Weather16°C (61°F)256 mm (10.1 inches)70%extreme
September Weather16°C (61°F)267 mm (10.5 inches)82%extreme
October Weather15°C (59°F)204 mm (8.0 inches)91%extreme
November Weather12°C (55°F)74 mm (2.9 inches)89%very high
December Weather11°C (52°F)21 mm (0.8 inches)88%very high

Compare San Francisco Terrerillos's Climate with Cities Worldwide