January Weather in San Blas, Mexico

Last updated: April 22, 2025

January in San Blas, Mexico offers a delightful blend of mild temperatures and refreshing coastal breezes. With maximums reaching 26°C (80°F) and averages around 13°C (56°F), it’s a perfect escape from colder climates. Visitors can expect a few rainy days, as precipitation totals around 9 mm (0.4 in) over a mere two days, while humidity levels hover at a comfortable 75%. Whether you're exploring the stunning beaches or diving into the vibrant local culture, January provides an ideal backdrop for relaxation and adventure alike.

January Temperature in San Blas

In January, San Blas, Mexico experiences a refreshing range of temperatures that signals the tail end of winter. The month opens with chilly nights averaging a brisk -1°C (30°F), while daytime highs can reach a pleasant 26°C (80°F). With an average temperature hovering around 13°C (56°F), January offers a balanced climate that invites outdoor exploration. As the month progresses, temperatures gradually rise, foreshadowing the warmer months ahead, making this a perfect time for those seeking mild weather before the heat of spring.

January Weather in San Blas: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Blas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec566065697271686966656056
Data source: Temperature data for San Blas generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in San Blas

In January, San Blas experiences a modest precipitation of 9 mm (0.4 in), falling over just two days, marking it as a relatively dry month compared to the following months. As the year progresses, precipitation levels begin to rise, with February seeing slightly less at 8 mm (0.3 in), but the trend quickly shifts. By May, rainfall increases significantly, reaching 21 mm (0.8 in), paving the way for a dramatic surge during the summer months, particularly in June and July, where average monthly precipitation skyrockets to 98 mm (3.9 in) and 110 mm (4.3 in), respectively. This buildup of moisture continues into September, which records the highest rainfall at 117 mm (4.6 in), showcasing the shift from the tranquil early months to the vibrant, rain-soaked conditions of summer and early autumn.

January Precipitation Trends in San Blas

The chart displays monthly precipitation patterns in San Blas, with values for each month alongside January's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1094321981107911740128
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in San Blas

In January, San Blas, Mexico experiences a humidity level of 75%, setting a tone for a moist winter that gradually shifts throughout the year. As February approaches, humidity decreases to 69%, indicating a slight easing in moisture, which continues to decline through March and April, reaching a comfortable 64%. However, the transition to May brings a resurgence of humidity back to 75%, while June ramps up to 78%, heralding the onset of the summer wet season. The trend wavers in July and August, with lower levels of 67% and 64%, respectively, before hitting a peak in September at 81%. This marks the beginning of the late-year ascent, as moisture levels climb steadily to 85% in October and a notable 87% in both November and December. Thus, January not only serves as a starting point for the year but also introduces a fluctuating pattern of humidity that shapes the climate of San Blas through the seasons.

January Average Humidity in San Blas

This chart illustrates the average monthly humidity levels in San Blas, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec75%69%65%64%75%78%67%64%82%86%87%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Blas

In San Blas, Mexico, January marks the beginning of the year with a UV Index of 9, categorized as very high, indicating a burn time of just 15 minutes. As the months progress, the UV Index experiences a significant rise, peaking in April and May at an extreme level of 15 with a burn time reduced to a mere 10 minutes. This trend of extreme exposure continues through the summer, with UV Index values holding steady around 14 for several months before tapering down in November and December, where it returns to very high categories of 10 and 8 respectively. With such intense sunlight, it’s crucial for visitors and residents alike to be mindful of sun protection throughout the year. For detailed insights on UV levels, check the full San Blas UV Index.

Maximum UV Index Levels in San Blas for January

The chart shows the monthly maximum UV Index (UVI) for San Blas in January, 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.
JanFebMarAprMayJunJulAugSepOctNovDec9111415151414141412108
Data source: San Blas January 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.

January Sunshine in San Blas

Experience the inviting warmth of January sunshine in San Blas, Mexico, where the month begins with a delightful 230 hours of sunlight. Though it may start modestly, the sun’s embrace quickly intensifies, with February boasting 268 hours, followed by a steady increase through spring and early summer. By May, the region basks in an impressive 349 hours, marking the peak of sunlit days. Even as summer wanes, the sunshine remains generous, maintaining a robust presence through August with 336 hours. As autumn arrives, while sunlight hours do gradually decline, the lively energy of San Blas persists into the year’s end, ensuring that each season highlights the beauty and vibrancy of this coastal paradise.

Monthly Sunshine Duration in San Blas: January Highlighted

The January sunshine duration represents the total number of hours San Blas experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec230h268h317h328h349h332h336h336h297h293h280h284h
Data source: San Blas January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Blas During January

In San Blas, Mexico, January welcomes visitors with a promising 62% chance of sunny weather, setting a delightful tone for the year. As winter gives way to spring, February shines even brighter with an 83% likelihood of sunshine, making it the sunniest month in the early part of the year. This trend of sunny days continues into March and April, albeit with slightly lower probabilities of 71% and 69% respectively. Overall, January serves as a fantastic introduction to the sun-soaked days ahead, paving the way for brighter skies as the months unfold. However, the summer months see a significant drop in sun exposure, with June and July plummeting to 35% and 31% respectively, suggesting a shift to more variable weather. Therefore, while January may not promise the highest sunshine, it remains a delightful month for those seeking a warm escape.

Percentage of Sunny Days in January in San Blas

The chart illustrates the percentage of sunny days in San Blas throughout the year, with January 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 Blas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%83%71%69%69%35%31%48%27%50%67%69%
Data source: San Blas January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Blas in January

In San Blas, Mexico, January welcomes approximately 10 hours of daylight, marking the seasonal transition that leads to longer days. As the calendar flips to February, daylight increases to 11 hours, subtly hinting at the approaching warmth of spring. By March, the daylight reaches a balanced 12 hours, a pattern that continues through April. The days remain generous with 12 to 13 hours of sunlight from March to July, creating an ideal environment for outdoor activities and exploration. However, as summer wanes in August, daylight begins to decline, settling back to 12 hours. This gradual descent continues through autumn, with 11 hours of daylight returning in October and November, before closing the year once again at 10 hours in December. This rhythm of light not only marks the seasons but also enhances the charm of San Blas throughout the year.

Average Daylight Hours in San Blas for January

The chart illustrates the variation in daylight duration in San Blas throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 56m11h 24m12h 1m12h 40m13h 11m13h 27m13h 18m12h 50m12h 14m11h 35m11h 3m10h 47m
Data source: San Blas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in San Blas

In January, the winds in San Blas, Mexico are a gentle whisper, with an average speed of 2.9 m/s (7 mph), creating a serene atmosphere perfect for beachgoers and nature lovers alike. As the month unfolds, breezes gradually strengthen, leading to a notable uptick in February to 3.4 m/s (8 mph). This slight increase signals the onset of a trend where winds remain relatively consistent through the spring, peaking in April before receding again. The summer months, particularly July and September, see a dip, with speeds falling to 2.5 m/s (6 mph) and 2.3 m/s (5 mph) respectively, suggesting a more tranquil seaside experience. As the year wraps up, December returns to the gentler breezes reminiscent of January, capping off a year of fluctuating yet predominantly moderate winds that invite relaxation and exploration along this scenic coast.

Average January Wind Speed in San Blas

The chart displays monthly wind speed patterns in San Blas, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.9 m/s3.43.33.53.13.02.53.22.32.62.72.3
Data source: San Blas January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in San Blas Compares to Other Months

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

In comparing the weather between January and February, both months show a gradual warming trend, with February experiencing slightly higher temperatures. January features a minimum temperature of -1°C (30°F) and an average of 13°C (56°F), while February sees a minimum of 1°C (34°F) and an average of 15°C (60°F). The maximum temperatures also rise from 26°C (80°F) in January to 30°C (86°F) in February. Precipitation levels remain similar, with January receiving 9 mm (0.4 in) over 2 days and February receiving 8 mm (0.3 in) over just 1 day. Additionally, February boasts lower humidity at 69%, compared to January's 75%. For more detailed information, you can check San Blas weather in February.

In January, the weather in San Blas features a cooler range of temperatures, with a minimum of -1°C (30°F) and a maximum reaching up to 26°C (80°F), averaging around 13°C (56°F). The month also sees relatively high humidity at 75% and experiences light precipitation of 9 mm (0.4 in) over about 2 days. In contrast, March offers a significant warm-up, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 33°C (91°F), and an average of 18°C (66°F). The month is drier, with only 4 mm (0.2 in) of precipitation occurring on just 1 day, and a decrease in humidity to 65%. For more details, check out San Blas weather in March.

In comparing the weather of January and April, January experiences cooler temperatures, with a minimum of -1°C (30°F) and an average of 13°C (56°F), while April sees milder conditions, starting at a minimum of 5°C (42°F) and averaging 20°C (69°F). The maximum temperatures also rise significantly in April, reaching up to 33°C (92°F), compared to January's peak of 26°C (80°F). Additionally, January tends to be slightly more humid at 75%, with more precipitation over two days, totaling 9 mm (0.4 in), whereas April is drier, featuring only 3 mm (0.1 in) of rain over just one day, and a lower humidity of 64%. For more details on April weather, you can visit San Blas weather in April.

In January, the weather is characterized by cool temperatures, with a minimum of -1°C (30°F) and a pleasant average of 13°C (56°F), peaking at 26°C (80°F). This month experiences minimal precipitation of just 9 mm (0.4 in) over 2 days, and humidity remains relatively high at 75%.

In contrast, May brings significantly warmer weather, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 35°C (95°F) and an average of 22°C (72°F). The precipitation increases to 21 mm (0.8 in) over 3 days, but humidity levels remain consistent at 75%. For a more detailed look at May weather trends, you can explore San Blas weather in May.

In January, the weather in San Blas is generally mild, with temperatures ranging from a chilly minimum of -1°C (30°F) to a warm average of 13°C (56°F) and a maximum of 26°C (80°F). The month experiences minimal precipitation, totaling just 9 mm (0.4 in) over two days, and humidity levels sit at around 75%. In contrast, June brings a dramatic increase in warmth, with minimum temperatures of 11°C (52°F), an average of 21°C (71°F), and maximums soaring to 35°C (95°F). This month also sees significantly more rain, with 98 mm (3.9 in) of precipitation across 12 days, resulting in a humidity level of 78%. For more detailed information, check out San Blas weather in June.

Comparing the weather in January and July reveals notable differences. January experiences cooler temperatures, with a minimum of -1°C (30°F) and an average of 13°C (56°F), while July boasts warmer conditions, with a minimum of 12°C (54°F) and an average of 20°C (69°F). Precipitation patterns also differ significantly; January sees only 9 mm (0.4 in) over just 2 days, whereas July is much wetter, receiving 110 mm (4.3 in) over 14 days. Furthermore, January has a higher humidity level of 75%, compared to July's 67%. For more detailed insights, check out San Blas weather in July.

In January, temperatures in San Blas range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 26°C (80°F), with an average of 13°C (56°F). This month sees only a slight amount of precipitation, totaling 9 mm (0.4 in) over just 2 days, accompanied by high humidity at 75%. In contrast, August experiences significantly warmer weather, with temperatures fluctuating between a minimum of 12°C (54°F) and a maximum of 31°C (89°F), averaging 21°C (69°F). Rainfall increases considerably in August, reaching 79 mm (3.1 in) over 10 days, and humidity drops to 64%. For more detailed weather insights, check out San Blas weather in August.

In January, the weather is quite mild, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 26°C (80°F) and an average of 13°C (56°F). With only 9 mm (0.4 in) of precipitation over 2 days and humidity at 75%, it offers a relatively dry and comfortable winter climate. In contrast, September sees a significant shift, featuring warmer temperatures with a minimum of 9°C (48°F), an average of 19°C (67°F), and a maximum of 29°C (85°F). It also experiences much more rainfall, totaling 117 mm (4.6 in) across 14 rainy days and higher humidity at 81%. For more details on September weather, you can check San Blas weather in September.

In January, the weather is generally cooler, with temperatures ranging from a low of -1°C (30°F) to a high of 26°C (80°F), and average humidity at 75%. The month is relatively dry, receiving only 9 mm (0.4 in) of precipitation over just 2 days. In contrast, October experiences milder temperatures, with a minimum of 5°C (40°F) and a maximum of 29°C (85°F), along with an increase in humidity to 85%. It is also wetter, receiving 40 mm (1.6 in) of rainfall over 6 days. For more details, you can visit San Blas weather in October.

In January, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 26°C (80°F), with an average of 13°C (56°F). This month experiences light precipitation of 9 mm (0.4 in) over just 2 days and maintains a humidity level of 75%. In contrast, November boasts slightly higher temperatures, with a minimum of 0°C (32°F) and a maximum of 28°C (84°F), resulting in an average temperature of 16°C (60°F). While November has a bit more precipitation at 12 mm (0.5 in) over just 1 day, it also has a higher humidity level of 87%. For more detailed insights, you can check San Blas weather in November.

In January, the weather is slightly milder compared to December, featuring a minimum temperature of -1°C (30°F) and a maximum of 26°C (80°F). The average temperature remains consistent at 13°C (56°F), but January experiences a touch more humidity at 75%. Precipitation is minimal, with only 9 mm (0.4 in) recorded over two days.

Conversely, December typically sees colder nights with a minimum temperature dropping to -6°C (22°F) and a slightly warmer maximum of 28°C (82°F). While the average temperature is the same as January at 13°C (56°F), December is characterized by higher humidity levels at 87%. It also has less precipitation, only 8 mm (0.3 in) over a single day. For further details, check out San Blas weather in December.

Compare San Blas's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in San Blas

January in San Blas presents a unique weather profile compared to other months of the year. With cooler temperatures averaging around 13°C and a mild maximum of 26°C, it offers a refreshing escape for visitors. This month also sees minimal precipitation, with only about two days of rain, allowing for ample sunshine and outdoor activities. The relatively high humidity at 75% adds a touch of tropical feel, but it remains comfortable for exploration. Overall, January stands out as a distinct time to experience San Blas's natural beauty, making it a fantastic choice for travelers seeking a cooler climate. For a more in-depth look at the variations in weather throughout the year, visit San Blas Climate.