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December Weather in San Francisco Ozomatlan, Mexico

Last updated: August 27, 2025

The average temperature in San Francisco Ozomatlan, Mexico during December is a pleasant 23°C (73°F). Temperatures can range from a cool 9°C (49°F) to a warm 33°C (92°F). With just 1 mm (0.0 in) of precipitation over 0 days, you can expect mostly dry conditions. The average humidity sits comfortably at 70%, making it a great time to enjoy the outdoors!

December Temperature in San Francisco Ozomatlan

In December in San Francisco Ozomatlan, the average temperature is 23°C (73°F). Maximums can reach up to 33°C (92°F), while minimums can drop as low as 9°C (49°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cooler evenings, perfect for outdoor activities and sightseeing.

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

The chart illustrates December temperature patterns in San Francisco Ozomatlan, 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 Ozomatlan, December typically has an average temperature of 23°C (73°F), with highs reaching up to 33°C (92°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec737579818277777675767573
Data source: Temperature data for San Francisco Ozomatlan 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 Ozomatlan

In San Francisco Ozomatlan in December, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

December Precipitation Trends in San Francisco Ozomatlan

The chart displays monthly precipitation patterns in San Francisco Ozomatlan, 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 Ozomatlan, December typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec141444177137211241123141
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Francisco Ozomatlan

In San Francisco Ozomatlan in December humidity is 70%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace that can lead to a feeling of lethargy while traveling, making it essential to stay hydrated and take breaks in shaded areas.

December Average Humidity in San Francisco Ozomatlan

This chart illustrates the average monthly humidity levels in San Francisco Ozomatlan, 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 Ozomatlan is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Francisco Ozomatlan

In San Francisco Ozomatlan 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 Ozomatlan.

Maximum UV Index Levels in San Francisco Ozomatlan for December

The chart shows the monthly maximum UV Index (UVI) for San Francisco Ozomatlan 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 Ozomatlan typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1011141414141413141298
Data source: San Francisco Ozomatlan 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 Ozomatlan Compares to Other Months

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

This table compares monthly weather conditions in San Francisco Ozomatlan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)1 mm (0.0 inches)65%very high
February Weather24°C (76°F)4 mm (0.2 inches)61%extreme
March Weather26°C (79°F)1 mm (0.1 inches)59%extreme
April Weather27°C (82°F)4 mm (0.2 inches)62%extreme
May Weather28°C (82°F)44 mm (1.7 inches)73%extreme
June Weather25°C (78°F)176 mm (6.9 inches)78%extreme
July Weather25°C (77°F)137 mm (5.4 inches)79%extreme
August Weather25°C (77°F)211 mm (8.3 inches)82%extreme
September Weather24°C (76°F)241 mm (9.5 inches)82%extreme
October Weather24°C (76°F)123 mm (4.9 inches)79%extreme
November Weather24°C (75°F)14 mm (0.6 inches)72%very high
December Weather23°C (73°F)1 mm (0.0 inches)70%very high

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