December Weather in San Miguel, Mexico

Last updated: April 22, 2025

December in San Miguel, Mexico, showcases a mild and diverse climate. With maximum temperatures reaching 32°C (90°F) and an average of 16°C (61°F), this charming destination offers warm days perfect for exploring. However, evenings can be quite chilly, dipping to a minimum of -1°C (30°F). Rain is scarce, with only 11 mm (0.4 in) falling over just one day, contributing to a relatively dry atmosphere. Despite the warmth, humidity remains notably high at 84%, creating a unique blend of comfort and coolness throughout the month. Visitors can enjoy a delightful mix of sunny days and crisp nights, ideal for experiencing the festive spirit of the season.

December Temperature in San Miguel

In December, San Miguel, Mexico, experiences a delightful transition into the cooler months, with temperatures marking a distinct shift from the warmth of previous months. The minimum temperature hovers around -1°C (30°F), highlighting the chill that settles in, while the average temperature remains a comfortable 16°C (61°F), suitable for outdoor exploration. Daytime highs can reach up to 32°C (90°F), providing a mix of brisk mornings and pleasantly warm afternoons. This month heralds a refreshing climate, making December an ideal time for both locals and visitors to enjoy the city's vibrant culture and stunning landscapes without the extreme heat that characterizes the summer months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec596672798586858580756761
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 December, San Miguel experiences a notable change in its precipitation patterns, receiving 11 mm (0.4 in) of rainfall over the course of just one day. This represents a distinct spike compared to the generally dry earlier months, like January and February, which record no precipitation at all. The increase in water is part of a broader trend throughout the year, where the rainy season peaks in September with 33 mm (1.3 in), highlighting a transition into drier winter months. As the year closes, December’s sporadic rain offers a refreshing respite but remains relatively modest compared to the summer deluge, showcasing the region's diverse climate throughout the year.

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.
JanFebMarAprMayJunJulAugSepOctNovDec45924122283325511
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 December, San Miguel experiences its highest humidity level of the year at 84%, marking a noticeable increase compared to the preceding months. This rise follows a consistent upward trend from September through November, where humidity levels hovered between 82% and 83%. As the dry season sets in, the sharp contrast from the lower humidity levels observed earlier in the year, particularly in April at 48%, becomes more pronounced. The gradual increase from the relatively dry months of January through March culminates in this peak, signifying a return to a more humid climate as the year wraps up. December's elevated humidity adds a unique charm to the city's atmosphere, making it a significant month for experiencing San Miguel's enchanting ambiance.

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, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec70%62%53%48%52%64%73%71%82%83%82%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Miguel

In December, San Miguel experiences a UV Index of 7, categorizing it as a high exposure month with a burn time of approximately 25 minutes. This marks a slight decrease from the extreme levels observed from March through October, where the UV Index consistently hovered around 12 to 13. Interestingly, as the year winds down, the UV Index dips from 10 in February and 11 in October, highlighting a seasonal trend of increased sun intensity towards the middle of the year. With the sun less potent in December, it's still vital to stay protected during outdoor activities. For more information about UV levels throughout the year, check out San Miguel UV Index.

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.
JanFebMarAprMayJunJulAugSepOctNovDec710121313131313131187
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.

December Sunshine in San Miguel

As December settles in, San Miguel, Mexico begins to wind down from a sun-drenched year, still radiating warmth with 272 hours of sunshine. This captures the essence of the area's climate, where sunlight trends show a gradual increase from January's 219 hours to a peak of 356 hours in July. While December's hours may mirror November's, the festive atmosphere amid mild temperatures keeps the spirit vibrant. As the year progresses, daylight begins to ebb, yet San Miguel's sunny disposition ensures that even in winter, there's plenty of sunshine to bask in, enticing locals and travelers alike to enjoy the picturesque landscapes and charming streets.

Monthly Sunshine Duration in San Miguel: December Highlighted

The December sunshine duration represents the total number of hours San Miguel experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec219h262h310h324h353h350h356h343h298h291h272h272h
Data source: San Miguel December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Miguel During December

In December, the likelihood of sunny weather in San Miguel, Mexico, holds steady at 63%, reflecting a favorable trend as the year draws to a close. While this is slightly lower than the sunniest months of May (77%) and January (72%), it remains competitive, surpassing the cloudier summer months like July (55%) and August (53%). This pattern suggests that while December may bring a few more clouds than in peak season, visitors can still expect ample sunny days, making it an inviting time to explore the charm of San Miguel amidst its festive atmosphere.

Percentage of Sunny Days in December in San Miguel

The chart illustrates the percentage of sunny days in San Miguel throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often San Miguel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec72%70%62%71%77%67%55%53%61%70%67%63%
Data source: San Miguel December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Miguel in December

In December, San Miguel, Mexico, enjoys a daylight duration of approximately 10 hours, marking a return to the shorter days reminiscent of January and November. This gradual decline in daylight duration begins in October with 11 hours and settles into a consistent pattern seen in the earlier winter months. As the year progresses from the sun-filled heights of May and June, where daylight peaks at 13 hours, the lingering warmth of summer gives way to the crispness of winter. The transition reflects a natural ebb and flow, as daylight gradually shrinks, inviting cozy evenings and the festive spirit of the holiday season. Each month brings its own charm, but December’s softer light serves as a gentle reminder of the cycle of time in this vibrant region.

Average Daylight Hours in San Miguel for December

The chart illustrates the variation in daylight duration in San Miguel throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 43m11h 17m12h 1m12h 46m13h 24m13h 42m13h 32m12h 58m12h 15m11h 30m10h 52m10h 33m
Data source: San Miguel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in San Miguel

As December settles in San Miguel, a noticeable shift in the wind begins to unfurl, with average speeds dipping to a gentle 2.0 m/s (4 mph). This tranquil breeze marks a departure from the more robust gusts of summer, where winds peaked at 4.4 m/s (10 mph) in June. The transition reflects a broader trend throughout the year, where the strong spring and early summer winds gradually ease into the calmer winter months. As the last month of the year unfolds, the softer breeze provides a serene backdrop to San Miguel's vibrant cultural tapestry, inviting both locals and visitors to savor the charm of this enchanting town in a more peaceful climate.

Average December Wind Speed in San Miguel

The chart displays monthly wind speed patterns in San Miguel, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.73.63.84.24.43.53.73.73.12.82.0 m/s
Data source: San Miguel December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in San Miguel Compares to Other Months

The weather in San Miguel changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in San Miguel and find detailed weather information for every month.

December experiences a broader temperature range compared to January, with minimums dipping down to -1°C (30°F) and maximums reaching 32°C (90°F). The average temperature in December is slightly higher at 16°C (61°F), coupled with higher humidity at 84% and occasional rainfall (11 mm over 1 day). In contrast, January features a milder temperature profile, with minimums at 0°C (33°F) and an average of 15°C (60°F). The month is drier, receiving only 4 mm of precipitation over 0 days and lower humidity at 70%. For a detailed look at weather conditions in January, check out San Miguel weather in January.

In December, temperatures typically range from a chilly -1°C (30°F) at night to a warm 32°C (90°F) during the day, with an average of 16°C (61°F). The month experiences a bit of precipitation, averaging 11 mm (0.4 in) over one day, and humidity levels are high at 84%. In contrast, February sees a slight increase in average temperature, reaching around 19°C (67°F) and peaking at 36°C (97°F), with nighttime lows remaining at -1°C (31°F). Notably, February is drier, with only 5 mm (0.2 in) of precipitation over no rainy days, leading to a more comfortable humidity level of 62%. For more insights about February weather, you can check San Miguel weather in February.

In December, the weather is noticeably cooler, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 32°C (90°F) and an average of 16°C (61°F). This month also comes with a high humidity level of 84%, though it only sees about 11 mm (0.4 in) of precipitation over just one day. In contrast, March brings warmer conditions, with temperatures starting at a minimum of 6°C (43°F) and reaching up to 38°C (102°F), with an average of 22°C (73°F). Humidity drops significantly to 53%, and it experiences a slightly lower precipitation of 9 mm (0.3 in) over the same one-day occurrence. For a detailed overview of March weather, you can check San Miguel weather in March.

In December, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 32°C (90°F), with an average of 16°C (61°F). The month sees about 11 mm (0.4 in) of precipitation over just one day, coupled with high humidity at 84%. In contrast, April experiences much milder weather, with a minimum temperature of 9°C (48°F) and a maximum reaching 38°C (101°F), averaging 26°C (79°F). Rain is virtually nonexistent in April, with only 2 mm (0.1 in) recorded and no days of precipitation, resulting in a significantly lower humidity level of 48%. For more specific details, visit San Miguel weather in April.

In December, the weather presents a wide range of temperatures, with minimums dipping to -1°C (30°F) and highs reaching up to 32°C (90°F). This month sees an average temperature around 16°C (61°F) and experiences significant humidity at 84%, although there is minimal precipitation, with only 11 mm (0.4 in) recorded over just one day. In contrast, May offers a significantly warmer climate, with temperatures starting at a mild 14°C (58°F) and soaring to a maximum of 42°C (108°F); the average temperature for the month stands at a balmy 29°C (85°F). May is much drier, with only 4 mm (0.2 in) of precipitation occurring over no rainy days and a lower humidity of 52%. For more insights on weather patterns, visit San Miguel weather in May.

When comparing the weather in December and June, it's clear that these months offer contrasting climates. December sees a temperature range from a chilly minimum of -1°C (30°F) to a comfortable maximum of 32°C (90°F), with an average of 16°C (61°F) and high humidity at 84%. In contrast, June features significantly warmer temperatures, with a minimum of 19°C (66°F), an average of 30°C (86°F), and a scorching maximum of 42°C (108°F). Rainfall is slightly higher in June at 12 mm (0.5 in) over 3 days, compared to just 11 mm (0.4 in) in December over 1 day. If you're interested in more details about the June weather, check out San Miguel weather in June.

December and July present contrasting weather conditions. In December, temperatures range from a brisk -1°C (30°F) at night to a pleasant 32°C (90°F) during the day, with an average temperature of 16°C (61°F). The month experiences minimal precipitation, with only 11 mm (0.4 in) over just one day and a high humidity level of 84%. In stark contrast, July boasts much warmer temperatures, with a minimum of 20°C (69°F), an average of 29°C (85°F), and peaks reaching up to 40°C (104°F). The rainfall in July is slightly more significant, totaling 22 mm (0.9 in) across three days, while humidity levels are lower at 73%. For more detailed insights, check out San Miguel weather in July.

December and August present contrasting weather patterns. In December, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant average of 16°C (61°F), with highs reaching up to 32°C (90°F). The humidity is relatively high at 84%, with only 11 mm (0.4 in) of precipitation over just one day. In stark contrast, August boasts much warmer temperatures, with minimums of 18°C (65°F) and averages around 30°C (85°F), peaking at a scorching 39°C (103°F). Although August experiences slightly less precipitation at 8 mm (0.3 in) spread over two days, the humidity is lower at 71%. For a closer look at August weather in detail, visit San Miguel weather in August.

In December, the weather features a significant drop in temperature, with minimums around -1°C (30°F) and average highs reaching only 16°C (61°F), while the warmest days may hit 32°C (90°F). This month experiences low precipitation levels, averaging just 11 mm (0.4 in) over a single rainy day and maintaining high humidity at 84%.

In contrast, September boasts much warmer temperatures, with a minimum of 16°C (62°F) and average highs of 27°C (81°F), occasionally soaring up to a blistering 39°C (103°F). The month sees more rainfall, accumulating 33 mm (1.3 in) over five days, while humidity remains fairly high at 82%. For more detailed insights, you can check San Miguel weather in September.

In comparing December and October weather, December experiences considerably cooler temperatures with a minimum of -1°C (30°F) and a maximum of 32°C (90°F), while October boasts milder temperatures ranging from a minimum of 9°C (48°F) to a high of 37°C (98°F). Precipitation also varies, with December receiving only 11 mm (0.4 in) over just 1 day, compared to October's 24 mm (1.0 in) spread over 4 days. Humidity levels are quite similar, hovering around 84% in December and 83% in October. For those interested in more details about October weather, you can check out San Miguel weather in October.

In December, temperatures tend to be slightly cooler compared to November, with an average of 16°C (61°F) versus November's 19°C (67°F). Both months experience the same minimum temperature of -1°C (30°F), but December features a lower maximum temperature of 32°C (90°F) compared to November's 34°C (94°F). Precipitation levels are higher in December at 11 mm (0.4 in), although both months only have one day of rainfall. Humidity is also slightly elevated in December at 84%, compared to November's 82%. For more detailed information, you can check out San Miguel weather in November.

Compare San Miguel's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in San Miguel

As December settles in San Miguel, the weather brings a refreshing shift compared to the warmer months. With cooler average temperatures, chilly nights dropping to just above freezing, and significantly lower precipitation, this month feels quite distinct. The trace of moisture in the air, marked by a high humidity of 84%, contributes to the crispness that characterizes the holiday season here. In contrast to the usual heat, December’s mild daytime warmth, peaking around 32°C, offers a pleasant reprieve, creating an inviting atmosphere for outdoor festivities. For a deeper understanding of the seasonal patterns in San Miguel, explore the detailed insights on San Miguel Climate.