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December Weather in San Miguel, United States

Last updated: June 24, 2025

In December, the average temperature in San Miguel, United States hovers around 10°C (49°F). Expect a minimum of -2°C (29°F) and a maximum of 25°C (78°F). With 59 mm (2.3 in) of precipitation spread over 6 days, the atmosphere remains quite humid with an average humidity of 76%.

December Temperature in San Miguel

In December in San Miguel, the average temperature is 10°C (49°F). Maximums can reach 25°C (78°F) and minimums can be as low as -2°C (29°F). It’s a perfect time for travelers to enjoy a mix of mild days and crisp nights, so pack accordingly!

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

The chart illustrates December temperature patterns in San Miguel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Miguel, December typically has an average temperature of 10°C (49°F), with highs reaching up to 25°C (78°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec505153596369727270635549
Data source: Temperature data for San Miguel 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 Miguel

In San Miguel in December, the precipitation amount is 59 mm (2.3 in) over the course of 6 days.

December Precipitation Trends in San Miguel

The chart displays monthly precipitation patterns in San Miguel, 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 Miguel, December typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec8963721910000172560
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Miguel

In San Miguel in December, humidity is 76%. With an average temperature of 10°C (49°F), this humidity feels like a brisk chill that clings to your skin, making outdoor adventures feel damp and slightly uncomfortable for traveling.

December Average Humidity in San Miguel

This chart illustrates the average monthly humidity levels in San Miguel, 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 Miguel is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%80%76%75%74%75%72%70%70%74%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Miguel

In San Miguel in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in San Miguel, you can check the information here.

Maximum UV Index Levels in San Miguel for December

The chart shows the monthly maximum UV Index (UVI) for San Miguel 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 Miguel typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4589111212119753
Data source: San Miguel 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 Miguel Compares to Other Months

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

This table compares monthly weather conditions in San Miguel, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)89 mm (3.5 inches)80%moderate
February Weather10°C (51°F)63 mm (2.5 inches)83%moderate
March Weather12°C (53°F)72 mm (2.8 inches)80%very high
April Weather15°C (59°F)19 mm (0.7 inches)76%very high
May Weather17°C (63°F)10 mm (0.4 inches)75%extreme
June Weather21°C (69°F)0 mm (0.0 inches)74%extreme
July Weather22°C (72°F)0 mm (0.0 inches)75%extreme
August Weather22°C (72°F)0 mm (0.0 inches)72%extreme
September Weather21°C (70°F)1 mm (0.0 inches)70%very high
October Weather17°C (64°F)7 mm (0.3 inches)70%high
November Weather13°C (56°F)25 mm (1.0 inches)74%moderate
December Weather10°C (49°F)59 mm (2.3 inches)76%moderate

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