December Weather in San Pedro Martir, Mexico

Last updated: April 22, 2025

Experience the captivating December climate of San Pedro Martir, Mexico, where temperatures oscillate between a maximum of 33°C (92°F) and a minimum of 16°C (62°F), averaging a comfortable 24°C (75°F). This month marks a transition into the rainy season, with 67 mm (2.6 in) of precipitation spread across 14 days, making the surroundings lush and vibrant. Coupled with a high humidity level of 88%, these conditions create a unique atmosphere, perfect for exploring the stunning natural beauty of this region while enjoying a warm, tropical escape.

December Temperature in San Pedro Martir

In December, San Pedro Martir experiences a mild transition into winter, with nighttime temperatures dipping slightly to a minimum of 16°C (62°F). The average temperature remains comfortable at around 24°C (75°F), making it a pleasant time for outdoor adventures. During the day, expect the mercury to rise to a maximum of 33°C (92°F), maintaining the warm trend seen throughout the year. Compared to previous months, December's temperatures show a gradual cooling but still hold onto the warmth characteristic of the region, ensuring visitors can enjoy the scenery comfortably.

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

The chart illustrates December temperature patterns in San Pedro Martir, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec747678828583838282817775
Data source: Temperature data for San Pedro Martir 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 Pedro Martir

In December, San Pedro Martir experiences a notable decline in precipitation compared to the peaks of the summer months. The total rainfall drops to 67 mm (2.6 in), accompanied by 14 rainy days, marking a gentler transition into winter. This pattern reflects a broader trend, as precipitation begins to taper after the intense wet season, which peaks in August and September. While December's rainfall is significantly lower than the summer highs, it still contributes to the region’s overall moisture levels, ensuring the landscape remains vibrant as it shifts into the cooler months. This moderate rainfall makes December a refreshing time, showcasing the tranquil beauty of the San Pedro Martir region.

December Precipitation Trends in San Pedro Martir

The chart displays monthly precipitation patterns in San Pedro Martir, 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.
JanFebMarAprMayJunJulAugSepOctNovDec794026256425425033732027015167
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Pedro Martir

As December arrives in San Pedro Martir, the humidity remains notably high at 88%, continuing a trend established throughout the autumn months. Following a gradual increase from 76% in February to 88% in November, December's humidity reflects the peak of a consistent pattern of moisture that begins in late summer. The summer months saw humidity levels spike, particularly in August and September, both at 87%. This trend suggests that as the year draws to a close, the air becomes increasingly saturated, embracing a lush and refreshing ambiance characteristic of the region's climate. The consistent elevated humidity levels not only shape the local weather but also foster a unique environment for the rich flora and fauna found in this beautiful mountainous region.

December Average Humidity in San Pedro Martir

This chart illustrates the average monthly humidity levels in San Pedro Martir, 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.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%66%59%64%69%82%87%87%88%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Pedro Martir

December in San Pedro Martir, Mexico, sees a UV Index of 8, categorizing it as very high with a burn time of just 15 minutes. As the year progresses, a noticeable trend emerges where the UV Index peaks during the warmer months from March through September, consistently reaching extreme levels of 12 to 13. The intensity of sunlight gradually decreases towards the end of the year, with January and November still holding a high exposure level, but December offers a slight reprieve as summer's intensity wanes. Regardless, it's crucial for visitors and residents alike to remain vigilant about sun protection year-round. For more detailed information, check out the full San Pedro Martir UV Index.

Maximum UV Index Levels in San Pedro Martir for December

The chart shows the monthly maximum UV Index (UVI) for San Pedro Martir 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.
JanFebMarAprMayJunJulAugSepOctNovDec911121313131312131198
Data source: San Pedro Martir 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 Pedro Martir

As the year winds down, December in San Pedro Martir, Mexico, offers a cozy charm with 247 hours of sunshine. While the month sees a dip in daylight compared to the sun-soaked peak of May, which boasts a robust 325 hours, it remains a bright and inviting time. Notably, the trend shows a gradual descent from the high of summer through the autumn months, with December echoing the sunnier days of earlier in the year like July and August. This climatic rhythm offers a calming conclusion to the year, enticing both locals and travelers to bask in the last warm rays before the winter chill sets in.

Monthly Sunshine Duration in San Pedro Martir: December Highlighted

The December sunshine duration represents the total number of hours San Pedro Martir 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h247h294h306h325h281h303h297h276h264h257h247h
Data source: San Pedro Martir December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Pedro Martir During December

In December, San Pedro Martir, Mexico, enjoys a notable 62% chance of sunny weather, marking a peak in its winter season. This is particularly striking when compared to the earlier months, which show a mixed bag of sunny days—January starts low at just 27%, while February and March ramp up to 62% and 66%, respectively. This trend indicates that December maintains the positive outlook initiated by its predecessors, standing out as a favorable month for sunshine at a time when many regions experience more gloom. As the year winds down, visitors can look forward to a bright December, making it an ideal time to explore the beautiful landscapes of this region.

Percentage of Sunny Days in December in San Pedro Martir

The chart illustrates the percentage of sunny days in San Pedro Martir 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 Pedro Martir experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%62%66%61%42%15%33%26%15%37%49%62%
Data source: San Pedro Martir December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Pedro Martir in December

In San Pedro Martir, the daylight duration follows a notable seasonal pattern throughout the year. December sees a return to 11 hours of daylight, consistent with both January and February, marking the shorter days of winter. As we transition into spring, daylight gradually increases, peaking in June and July with 13 hours of sunlight, allowing for vibrant outdoor activities. The summer months give way to a gradual decline in daylight, with hours tapering back to 12 hours in August and September, and then returning to 11 hours by October and November. This cyclical rhythm not only highlights the region's scenic beauty but also offers predictable variations in daylight to residents and visitors alike.

Average Daylight Hours in San Pedro Martir for December

The chart illustrates the variation in daylight duration in San Pedro Martir throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 33m12h 2m12h 33m12h 58m13h 10m13h 3m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: San Pedro Martir daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in San Pedro Martir

As December unfolds in San Pedro Martir, Mexico, the gentle breezes bring a sense of calm to the month, with average wind speeds recorded at 2.6 m/s (6 mph). This marks a subtle decline from the slightly breezier months preceding it, where wind speeds hovered around 2.7 m/s in November and even higher earlier in the year. Overall, the trend across the months reveals a noticeable dip in wind intensity during the summer and fall, culminating in December's mild gusts. The year kicks off stronger, with 3.0 m/s in January and February, gradually intertwining a tapestry of tranquil winds that characterize the winter landscape, creating the perfect backdrop for enjoying the serene beauty of San Pedro Martir.

Average December Wind Speed in San Pedro Martir

The chart displays monthly wind speed patterns in San Pedro Martir, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.03.03.63.33.02.02.72.42.02.42.72.6 m/s
Data source: San Pedro Martir December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in San Pedro Martir Compares to Other Months

The weather in San Pedro Martir 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 Pedro Martir and find detailed weather information for every month.

In December, temperatures in San Pedro Martir range from a minimum of 16°C (62°F) to a maximum of 33°C (92°F), with an average of 24°C (75°F). The month experiences around 67 mm (2.6 in) of precipitation over 14 days, coupled with high humidity levels of 88%. In contrast, January sees slightly cooler temperatures, with a minimum of 15°C (60°F) and an average of 23°C (74°F), while the maximum can reach up to 34°C (93°F). Precipitation increases to 79 mm (3.1 in) over 12 days, but humidity drops to a more comfortable 83%. For more detailed insights, you can refer to San Pedro Martir weather in January.

In December, temperatures range from a mild 16°C (62°F) at night to a warm 33°C (92°F) during the day, with an average of 24°C (75°F). The month typically sees 67 mm (2.6 in) of precipitation spread over 14 days, along with high humidity levels at 88%. In contrast, February experiences slightly cooler nights with a minimum temperature of 15°C (59°F) and can reach a maximum of 35°C (94°F), averaging the same 24°C (76°F) as December. However, February is drier, with only 40 mm (1.6 in) of rain over just 8 days and lower humidity at 76%. For more detailed information, you can visit San Pedro Martir weather in February.

In December, the weather is characterized by a relatively mild average temperature of 24°C (75°F), with daytime highs reaching up to 33°C (92°F). This month experiences a higher level of humidity at 88% and sees approximately 67 mm (2.6 in) of precipitation over 14 days, making it a rather wet time of year. In contrast, March presents a warmer climate with an average temperature climbing to 26°C (78°F) and peak temperatures soaring to 37°C (98°F). Rainfall significantly decreases to just 26 mm (1.0 in) over 6 days, along with a drop in humidity to 66%. This transition highlights a shift toward drier and hotter conditions as spring approaches. For more details, visit San Pedro Martir weather in March.

In comparing the weather conditions of December and April, we see notable differences in temperature and humidity. December boasts a minimum temperature of 16°C (62°F), an average of 24°C (75°F), and maxing out at 33°C (92°F), accompanied by higher humidity at 88% and 14 days of precipitation totaling 67 mm (2.6 in). In contrast, April presents a warmer climate with a minimum of 19°C (67°F), an average of 28°C (82°F), and occasionally reaching up to a scorching 39°C (102°F). Additionally, April experiences significantly lower humidity at 59% and only 5 days of light precipitation amounting to 25 mm (1.0 in). For a detailed look at the specific weather patterns of April in this region, visit San Pedro Martir weather in April.

The comparison between December and May weather reveals distinct variations in temperature and humidity. In December, temperatures range from a pleasant 16°C (62°F) to a maximum of 33°C (92°F), with an average of 24°C (75°F), accompanied by high humidity at 88%. In contrast, May experiences warmer conditions, with temperatures spanning from 20°C (68°F) to a sweltering 39°C (103°F) and an average of 29°C (85°F). Although precipitation is relatively similar, with December receiving 67 mm (2.6 in) over 14 days and May experiencing slightly less at 64 mm (2.5 in) over 12 days, the notable difference in humidity—dropping to 64% in May—creates a drier atmosphere. For more detailed insights, check out San Pedro Martir weather in May.

When comparing the weather in December and June, it’s evident that June is considerably warmer and wetter. In December, temperatures range from a minimum of 16°C (62°F) to a maximum of 33°C (92°F), with an average of 24°C (75°F). The humidity is quite high at 88%, and there’s moderate precipitation totaling 67 mm (2.6 in) over 14 days. In contrast, June features higher temperatures, with a minimum of 23°C (75°F) and a scorching maximum of 38°C (100°F), averaging 29°C (84°F). This month experiences a significantly higher level of precipitation at 254 mm (10.0 in) spread over 23 days, but with lower humidity at 69%. For more detailed insights on June's weather, you can visit San Pedro Martir weather in June.

When comparing the weather in December and July, December offers a more moderate climate with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 33°C (92°F) and an average of 24°C (75°F). The month also experiences lighter precipitation, totaling 67 mm (2.6 in) over 14 days, alongside a high humidity level of 88%. In contrast, July showcases warmer conditions, with temperatures ranging from a minimum of 23°C (74°F) to a peak of 36°C (96°F) and an average of 28°C (83°F). This month is significantly wetter, accumulating 250 mm (9.8 in) of rainfall over 26 days, while humidity levels are slightly lower at 82%. To explore more about the climate during this month, check out San Pedro Martir weather in July.

When comparing the weather in December and August, there are notable differences in temperature and precipitation patterns. December experiences milder conditions with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 33°C (92°F), and a total precipitation of 67 mm (2.6 in) over 14 days. In contrast, August is significantly warmer, with temperatures between 23°C (74°F) and 35°C (96°F), but it also brings much heavier rainfall, totaling 337 mm (13.3 in) over 27 days. Both months have high humidity levels, with December at 88% and August slightly lower at 87%. For more details on the weather specifics, you can check San Pedro Martir weather in August.

In comparing the weather patterns of December and September, December features milder temperatures, with minimums around 16°C (62°F) and maximums reaching up to 33°C (92°F). In contrast, September is significantly warmer, boasting minimum temperatures of 23°C (74°F) and maximums soaring to 36°C (97°F). Precipitation also varies greatly between the two months; December experiences about 67 mm (2.6 in) of rain over 14 days, while September sees a much higher total of 320 mm (12.6 in) spread over 27 days. Humidity levels remain fairly consistent, with December at 88% and September slightly lower at 87%. For a detailed look at September weather, you can visit San Pedro Martir weather in September.

When comparing December and October weather, October typically presents warmer temperatures, with minimums around 21°C (70°F) and average highs reaching 35°C (95°F) compared to December’s milder lows of 16°C (62°F) and highs of 33°C (92°F). However, October is significantly wetter, experiencing 270 mm (10.6 in) of precipitation over 23 days, while December features only 67 mm (2.6 in) across 14 rainy days. Both months maintain a humidity level of 88%, but October's higher rainfall contributes to a more humid atmosphere overall. For a detailed look at October weather specifics, you can visit San Pedro Martir weather in October.

In comparing the weather between November and December, we see a slight decrease in minimum temperatures, with December starting at 16°C (62°F) compared to November's 18°C (64°F). Both months share similar maximum temperatures of 33°C (92°F), but December enjoys a slightly lower average temperature of 24°C (75°F) versus November's 25°C (77°F). In terms of precipitation, December experiences less rain, measuring 67 mm (2.6 in) over 14 days, while November sees a significantly higher rainfall of 151 mm (5.9 in) across 17 days. Humidity remains consistent at 88% during both months, indicating a similarly muggy atmosphere. For more detailed insights on November conditions, you can visit San Pedro Martir weather in November.

Compare San Pedro Martir's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in San Pedro Martir

As December arrives in San Pedro Martir, the weather features a noticeable shift compared to the warmer months, bringing a more temperate atmosphere and increased humidity. With average temperatures around a comfortable 24°C (75°F), residents and visitors enjoy mild days and cooler nights, making it a perfect time for outdoor activities. However, the month also sees a rise in precipitation, with rain falling on about 14 days, contributing to the lush landscape. This transformation in weather sets the stage for a unique experience in San Pedro Martir, distinct from the dry heat of summer. For more details on the captivating climate throughout the year, check out San Pedro Martir Climate.