January Weather in San Luis Potosi, Mexico

Last updated: April 22, 2025

In January, San Luis Potosi, Mexico experiences a delightful mix of cool and warm weather, making it an inviting destination for visitors. The temperature ranges from a pleasant 6°C (42°F) during the early mornings to a mild 29°C (84°F) at peak daytime, with an average of 16°C (62°F). This period is characterized by high humidity levels at 84%, contributing to the city's refreshing climate. Travelers should be prepared for scattered rainfall, as January sees an average of 81 mm (3.2 in) of precipitation over approximately 14 days. Overall, January offers a captivating blend of warmth and moisture, perfect for exploring the unique beauty of San Luis Potosi.

January Temperature in San Luis Potosi

In January, San Luis Potosí, Mexico experiences a delightful blend of cool and mild temperatures, setting the stage for an inviting winter. With minimums dipping to 6°C (42°F) and average highs reaching a comfortable 29°C (84°F), the city offers a pleasant escape from the colder climates elsewhere. The consistent average temperature of 16°C (62°F) provides a charming climate for outdoor adventures and cultural explorations. As the month progresses into February, temperatures gradually rise, hinting at the approaching warmth of spring, but January remains a favorite for those who enjoy brisk mornings followed by sunny afternoons. This gradual transition reflects a broader trend in the region, characterized by relatively mild winters that invite exploration and enjoyment of San Luis Potosí's vibrant atmosphere.

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

The chart illustrates January temperature patterns in San Luis Potosi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec616365707270697070686562
Data source: Temperature data for San Luis Potosi 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 Luis Potosi

January in San Luis Potosi sees a notable precipitation of 81 mm (3.2 inches), marking the start of the year with a relatively wet month. Rain graces the city on 14 days, hinting at a more temperate climate compared to the parched summer months. As the calendar flips to February, a noticeable decline in both precipitation and rainy days occurs, with February receiving just 53 mm (2.1 inches) over 11 days. This trend continues into March and April, where rainfall diminishes further, suggesting a shift towards drier conditions as the months progress. The heightened rainfall in mid-year months, particularly May and June, contrasts sharply with January, indicating a significant seasonal variability. Overall, January’s precipitation sets the stage for a transition into the drier post-winter months, before the summer storms roll in, effectively shaping the region's annual climate narrative.

January Precipitation Trends in San Luis Potosi

The chart displays monthly precipitation patterns in San Luis Potosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8153465513229710415919720511363
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Luis Potosi

In January, San Luis Potosí experiences a high humidity level of 84%, setting a trend that characterizes the city’s climate throughout the year. Following this peak, humidity gradually decreases to 73% in February and dips further to 59% by March, as the dry season begins to take hold. The trend continues with humidity remaining relatively low in the warmer months, stabilizing around 52% to 55% from April to June. However, as the rainy season approaches, humidity levels start to rise again, reaching 77% by September. This gradual increase culminates in December, where humidity peaks once more at a notable 86%. Overall, January serves as a reminder of the region's climatic evolution from damp winter to drier spring, before returning to more humid conditions as the year closes.

January Average Humidity in San Luis Potosi

This chart illustrates the average monthly humidity levels in San Luis Potosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%73%59%53%54%55%61%71%77%78%82%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Luis Potosi

In January, San Luis Potosi experiences a very high UV Index of 10, with a burn time of just 15 minutes, setting the stage for a transition into the intensifying sun of the following months. As the year progresses, the UV Index soars to extreme levels, peaking at 14 from March through August, where the burn time drops dramatically to only 10 minutes. Notably, even as summer fades, October maintains a high Index of 13, pushing sun safety to the forefront. As winter approaches again in November and December, the UV Index returns to very high levels of 10 and 9, reminding residents that sun protection remains crucial year-round. For more detailed insights on UV exposure, visit San Luis Potosi UV Index.

Maximum UV Index Levels in San Luis Potosi for January

The chart shows the monthly maximum UV Index (UVI) for San Luis Potosi 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414141413109
Data source: San Luis Potosi 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 Luis Potosi

January in San Luis Potosi welcomes 237 hours of sunshine, a promising start to the year that hints at the increasing trend of radiant days to come. As the months progress, the city embraces more sunlight, peaking in July with 334 hours. This gradual rise is especially notable in the spring and early summer, where April and May boast average hours around 314 to 321 hours, highlighting the city's transition into the sunnier season. Even as autumn approaches, with October and November offering 301 and 298 hours respectively, the warmth of the sun continues to linger, making San Luis Potosi a delightful destination year-round.

Monthly Sunshine Duration in San Luis Potosi: January Highlighted

The January sunshine duration represents the total number of hours San Luis Potosi 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.
JanFebMarAprMayJunJulAugSepOctNovDec237h281h317h314h321h290h334h326h306h301h298h306h
Data source: San Luis Potosi January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Luis Potosi During January

In January, San Luis Potosí experiences a modest 24% chance of sunny weather, marking it as one of the cloudier months of the year. As winter recedes, sunlight begins to make a comeback, with February seeing a significant increase to 52%, setting the stage for a brighter season ahead. This upward trend continues through March, where the likelihood of sunshine reaches 56%, before peaking in April at 43%. Interestingly, the chances of clear skies then dip slightly in May to 28%, before summer's onset brings a decline to 19% in June. Overall, while January may not offer the best odds for sunny days, it heralds a gradual transition towards the sunnier months ahead.

Percentage of Sunny Days in January in San Luis Potosi

The chart illustrates the percentage of sunny days in San Luis Potosi 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 Luis Potosi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%52%56%43%28%19%21%20%24%36%33%39%
Data source: San Luis Potosi January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Luis Potosi in January

In January, San Luis Potosi enjoys a steady 11 hours of daylight, a trend that continues through February. As we move into the spring months of March, April, and May, daylight begins to extend, peaking in June with an impressive 13 hours. However, as summer transitions into fall, the daylight hours gradually decrease, returning to 11 hours by October and remaining consistent through December. This rhythmic pattern of daylight duration highlights the region's subtle shifts throughout the year, offering a predictable yet beautiful cycle that complements San Luis Potosi's vibrant landscape.

Average Daylight Hours in San Luis Potosi for January

The chart illustrates the variation in daylight duration in San Luis Potosi throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 15m11h 35m12h 2m12h 30m12h 54m13h 5m12h 59m12h 38m12h 11m11h 43m11h 20m11h 8m
Data source: San Luis Potosi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in San Luis Potosi

In San Luis Potosí, January winds whisper softly, with an average speed of 1.4 m/s (3 mph). This gentle breeze sets the tone for a calm month, marking the beginning of the year with tranquility. As the seasons progress into February and March, the winds pick up slightly, reaching speeds of 1.6 m/s (4 mph) and 1.7 m/s (4 mph) respectively, hinting at a gradual increase in movement as winter loosens its grip. However, come April, the winds subtly taper back to a more placid 1.5 m/s (3 mph), maintaining a steady rhythm throughout spring and into the summer months. This consistent pattern reveals San Luis Potosí's mild wind behavior, where fluctuations are gentle and reflect the serene pace of life in this charming region.

Average January Wind Speed in San Luis Potosi

The chart displays monthly wind speed patterns in San Luis Potosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.4 m/s1.61.71.51.51.21.51.31.21.31.31.4
Data source: San Luis Potosi January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in San Luis Potosi Compares to Other Months

The weather in San Luis Potosi 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 Luis Potosi and find detailed weather information for every month.

In January, the weather in San Luis Potosi is characterized by a temperature range from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), with an average temperature of 16°C (62°F). The month experiences considerable precipitation, totaling 81 mm (3.2 in) over 14 days, accompanied by high humidity levels at 84%.

In contrast, February sees a slight increase in average temperatures, rising to 17°C (64°F), with maximum temperatures reaching 32°C (89°F). Precipitation decreases noticeably to 53 mm (2.1 in) over just 11 days, and humidity drops significantly to 73%. These changes indicate a transition towards warmer and drier weather as February progresses. For more details, check out San Luis Potosi weather in February.

In comparing the weather between January and March, January experiences a wider temperature range with minimums around 6°C (42°F) and maximums peaking at 29°C (84°F). The average temperature in January is 16°C (62°F), coupled with significant precipitation of 81 mm (3.2 in) over 14 days and high humidity levels of 84%. In contrast, March shows a slight increase in average temperature to 18°C (65°F), with maximums reaching 32°C (89°F). Precipitation decreases sharply to 46 mm (1.8 in) over just 10 days, and humidity drops significantly to 59%. For more detailed insights into March weather, you can refer to San Luis Potosi weather in March.

January and April present contrasting weather patterns. In January, temperatures range from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), with an average of 16°C (62°F). This month experiences higher humidity at 84% and more precipitation, totaling 81 mm (3.2 in) over 14 days. In contrast, April sees a warmer climate with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), averaging 21°C (70°F). Additionally, April is drier, with only 55 mm (2.2 in) of precipitation spread over 10 days and significantly lower humidity at 52%. For more details, check out San Luis Potosi weather in April.

In January, the weather is generally cooler with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), resulting in an average temperature of 16°C (62°F). The month experiences moderate rainfall, with 81 mm (3.2 in) of precipitation spread over 14 days and high humidity levels at 84%.

In contrast, May brings warmer weather, with temperatures starting at a minimum of 13°C (55°F) and peaking at 35°C (96°F), leading to a higher average temperature of 22°C (72°F). However, May also sees increased precipitation, totaling 132 mm (5.2 in) over 19 days, though the humidity drops significantly to 53%. This shift from January to May highlights a notable transition from cooler, wetter conditions to warmer, drier days. For more details, check out San Luis Potosi weather in May.

In January, the weather in San Luis Potosi is generally mild, featuring a minimum temperature of 6°C (42°F) and an average temperature of 16°C (62°F), with highs reaching up to 29°C (84°F). Despite being relatively warm, January experiences about 81 mm (3.2 in) of precipitation over 14 days, contributing to a high humidity level of 84%.

In contrast, June brings more warmth and moisture, with minimum temperatures rising to 14°C (57°F) and an average of 21°C (70°F), while maximum temperatures can soar to 33°C (91°F). However, June is also the wettest month, registering 297 mm (11.7 in) of precipitation over 26 days, although the humidity is notably lower at 55%. For more detailed information, you can check this link: San Luis Potosi weather in June.

In comparing January and July weather, January exhibits a cooler climate with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), while July enjoys slightly warmer conditions with a minimum of 12°C (54°F) and the same maximum of 29°C. Precipitation levels are higher in July at 104 mm (4.1 in) over 22 days, compared to January's 81 mm (3.2 in) over 14 days. Additionally, January is characterized by higher humidity of 84%, whereas July's humidity is notably lower at 61%. For more detailed information, you can visit San Luis Potosi weather in July.

The weather in January and August presents notable contrasts in San Luis Potosi. January typically features a milder temperature range, with minimums around 6°C (42°F) and maximums reaching 29°C (84°F), providing an average of 16°C (62°F). In contrast, August enjoys slightly warmer temperatures, with minimums of 12°C (55°F) and maximums peaking at 30°C (87°F), yielding an average of 21°C (70°F). Additionally, January experiences higher humidity at 84% and considerable precipitation of 81 mm (3.2 in) over 14 days, while August sees lower humidity at 71% but increased rainfall totaling 159 mm (6.2 in) across 22 days. For a detailed look at August weather, you can visit San Luis Potosi weather in August.

In comparing the weather between January and September, it’s evident that January tends to exhibit milder temperatures, with a minimum of 6°C (42°F) and an average high of 29°C (84°F). In contrast, September experiences a warmer minimum of 14°C (58°F) and averages 21°C (70°F) for the month, though the maximum temperature is slightly lower at 28°C (83°F). Precipitation levels also vary significantly, with January receiving 81 mm (3.2 in) over 14 days, while September sees much higher rainfall, totaling 197 mm (7.8 in) across 24 days. Humidity is relatively high in both months, but January holds a slightly higher average at 84%, compared to September's 77%. For a deeper look into the climate during this month, check out San Luis Potosi weather in September.

When comparing the weather of January and October, we see notable differences in temperature and precipitation. January offers a milder temperature range, with a minimum of 6°C (42°F), an average of 16°C (62°F), and a maximum of 29°C (84°F). In contrast, October experiences warmer conditions, with a minimum of 12°C (55°F), an average of 20°C (69°F), and a maximum of 30°C (86°F). However, October also brings significantly more rainfall, with 205 mm (8.1 in) spread over about 23 days, compared to January's 81 mm (3.2 in) over 14 days. The humidity levels are relatively high in both months, but January is slightly more humid at 84% compared to October's 78%. For more details on October's weather, check out this link: San Luis Potosi weather in October.

In comparing the weather of January and November, both months exhibit relatively mild temperatures, with January showing a minimum of 6°C (42°F) and an average of 16°C (62°F), while November features slightly warmer conditions, with a minimum of 8°C (46°F) and an average of 18°C (65°F). Despite sharing a maximum temperature of 29°C (84°F), November experiences more precipitation with 113 mm (4.4 in) over 15 days, compared to January’s 81 mm (3.2 in) spread across 14 days. Additionally, humidity levels are quite similar, with January at 84% and November slightly lower at 82%. For more detailed information on November weather, visit San Luis Potosi weather in November.

In comparing the weather between January and December, January typically experiences slightly warmer daytime temperatures, with an average high of 29°C (84°F), compared to December's average high of 28°C (83°F). Both months show minimal differences in minimum temperatures, with January's low at 6°C (42°F) and December's at 5°C (41°F). Precipitation is more prevalent in January, as it sees 81 mm (3.2 in) over 14 days, while December receives only 63 mm (2.5 in) across 13 days. Humidity levels are comparable, with January at 84% and December slightly higher at 86%. For more details, visit San Luis Potosi weather in December.

Compare San Luis Potosi's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in San Luis Potosi

As January rolls into San Luis Potosi, the charming winter weather brings a refreshing change from the warmer months. Visitors can expect pleasant daytime temperatures ranging from the cool crispness of early mornings to the comfortable afternoons. While the average temperature hovers around a mild 16°C, the city can still bask in the sunshine with peaks reaching up to 29°C on clearer days. However, January also welcomes a fair share of rain, with about two weeks experiencing precipitation, contributing to the season's higher humidity of 84%. This unique blend of warmth and moisture creates a distinct atmosphere, making January a delightful time to explore the vibrant culture and stunning landscapes of San Luis Potosi. For more details, check out San Luis Potosi Climate.