May Weather in San Cristobal, Mexico

Last updated: April 22, 2025

In May, San Cristobal, Mexico, welcomes a dynamic climate characterized by a maximum temperature reaching 34°C (94°F) and an average of 21°C (71°F), making it a warm month perfect for outdoor exploration. However, cool nights can be expected, with temperatures dipping to a minimum of 8°C (47°F). The weather is accompanied by a modest precipitation total of 29 mm (1.1 in), occurring over approximately 5 days, ensuring that the lush surroundings remain vibrant. With an average humidity of 75%, this month offers a blend of warmth and refreshing breezes, ideal for immersing oneself in the rich natural and cultural tapestry of the region.

May Temperature in San Cristobal

In May, San Cristobal, Mexico, experiences a delightful transition into warmer weather, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 34°C (94°F). The average temperature rises to 21°C (71°F), marking a noticeable increase compared to the cooler early months of the year. This month stands out as a time when the crispness of spring gives way to sunnier days, inviting outdoor activities and cultural festivities. As the region prepares for the summer heat, May's pleasantly warm days are perfect for exploring its rich history and stunning landscapes, making it an ideal time to visit.

May Weather in San Cristobal: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Cristobal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545864677170676865635954
Data source: Temperature data for San Cristobal 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.

May Precipitation in San Cristobal

In May, San Cristobal experiences a notable increase in rainfall, with 29 mm (1.1 in) of precipitation spread over five days. This marks a shift from the drier months of early spring, as April recorded just 7 mm from one day of rain. As the region transitions toward the summer months, the upcoming June shows a significant surge, with rainfall jumping to 106 mm, indicating the onset of the rainy season. This trend highlights May as a pivotal month, setting the stage for the wetter conditions typical of the summer, as the landscape prepares to come alive with vibrant growth. The gradual climb in precipitation from January’s modest 18 mm to May's totals suggests a clear progression towards more dynamic weather patterns, offering a refreshing precursor to the lush greenery that follows.

May Precipitation Trends in San Cristobal

The chart displays monthly precipitation patterns in San Cristobal, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1811972910613178142441614
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Cristobal

In May, San Cristobal experiences a notable rise in humidity, returning to 75%, matching the levels seen in January. This increase follows a gradual decline from April's 64%, suggesting the onset of the humid season. The trend becomes more pronounced as the months progress into June, where humidity peaks at 78%. A striking pattern emerges as you look toward the later months, with humidity levels consistently climbing, reaching a lush 81% in September and hitting a saturating 87% by both November and December. Thus, May serves as a critical transition month, signaling the shift from drier conditions to the lush, humid climate that defines the region as summer approaches.

May Average Humidity in San Cristobal

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

May UV Index in San Cristobal

May in San Cristobal, Mexico, brings an extreme UV Index of 15, similar to the peak levels noted in April. This trend highlights the importance of sun protection, as the burn time remains a swift 10 minutes if exposed without adequate shielding. The consistency of high UV levels from late winter into early summer underscores the need for vigilance when enjoying outdoor activities. As summer approaches, stay informed and prepared to safeguard your skin. For more detailed information, visit San Cristobal UV Index.

Maximum UV Index Levels in San Cristobal for May

The chart shows the monthly maximum UV Index (UVI) for San Cristobal in May, 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 Cristobal May 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.

May Sunshine in San Cristobal

As May unfolds in San Cristobal, the city basks in 350 hours of glorious sunshine, marking it as a peak month for sunlight among the year. This brilliant display follows a steady upward trend since January, which started with 230 hours of sunshine, gradually increasing each month. By the time April arrives, the days have already lengthened significantly to 329 hours, setting the stage for May’s radiant glow. Following May’s sunny splendor, June sees only a slight dip to 332 hours, but the overall pattern showcases San Cristobal's splendid embrace of daylight during this vibrant season, making it an ideal time to explore the city’s rich culture and breathtaking landscapes.

Monthly Sunshine Duration in San Cristobal: May Highlighted

The May sunshine duration represents the total number of hours San Cristobal experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec230h268h318h329h350h332h335h335h297h296h283h283h
Data source: San Cristobal May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Cristobal During May

In San Cristobal, Mexico, the likelihood of sunny weather in May stands at a promising 68%, maintaining the average consistency seen in the months leading up to it. Following a trend of relatively high sunshine chances, April and May both boast similar percentages, suggesting that late spring offers a delightful blend of warmth and sunshine. However, as summer approaches, a noticeable decline begins, with June witnessing a sharp drop to 38%. This pattern indicates that while May is a great time to enjoy sunnier days, the transition to summer may bring increased cloud cover and precipitation. Thus, if you’re planning a visit in May, you can expect favorable weather, but be mindful that the sunny skies might not last much longer as the season shifts.

Percentage of Sunny Days in May in San Cristobal

The chart illustrates the percentage of sunny days in San Cristobal throughout the year, with May 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 Cristobal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%81%68%67%68%38%30%46%28%51%66%68%
Data source: San Cristobal May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Cristobal in May

As spring transitions into summer, San Cristobal, Mexico, experiences a gradual increase in daylight hours, peaking at an invigorating 13 hours from May through July. Starting from a modest 10 hours in January, the daylight begins to lengthen significantly, reaching 12 hours in March and April before making its way to 13 hours in May. This prolonged exposure to sunlight creates a vibrant atmosphere, perfect for outdoor activities and exploration. However, as summer wanes, daylight hours begin to recede, returning to 12 hours in August and gradually tapering back to 10 hours by December. The cyclical nature of daylight in San Cristobal not only marks the changing seasons but also resonates with the rhythm of life in this charming region.

Average Daylight Hours in San Cristobal for May

The chart illustrates the variation in daylight duration in San Cristobal throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 55m11h 24m12h 1m12h 40m13h 12m13h 28m13h 19m12h 51m12h 14m11h 35m11h 2m10h 46m
Data source: San Cristobal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in San Cristobal

In San Cristobal, Mexico, the month of May showcases a gentle wind flow, averaging a speed of 2.8 m/s (6 mph). This wind speed mirrors the tranquil breeziness of both January and June, creating a consistent atmosphere ideal for outdoor activities. The trend from April, where winds pick up slightly to 3.3 m/s (7 mph), reveals a subtle decline as the city transitions into early summer. As we approach the heart of the year, it's interesting to note that the breeziness tends to dip, with July seeing the lowest winds at 2.3 m/s (5 mph). Overall, May maintains a serene quality, balancing between the spring's mild winds and the approaching summer warmth.

Average May Wind Speed in San Cristobal

The chart displays monthly wind speed patterns in San Cristobal, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.12.93.32.8 m/s2.82.33.02.12.32.42.2
Data source: San Cristobal May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in San Cristobal Compares to Other Months

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

May and January present contrasting weather patterns. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 34°C (94°F), with an average of 21°C (71°F). The month experiences about 29 mm (1.1 in) of precipitation over 5 days, while humidity remains steady at 75%. In stark contrast, January features colder temperatures, with a minimum of -1°C (30°F) and a maximum of 26°C (79°F), averaging 12°C (54°F). This month sees less precipitation, totaling 18 mm (0.7 in) over just 3 days, but maintains the same humidity level of 75%. For a more detailed comparison on January's weather, you can visit San Cristobal weather in January.

When comparing the weather in May and February, there are notable differences. May typically offers a warmer climate, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 34°C (94°F) and an average of 21°C (71°F). There is also a higher likelihood of humidity at 75% and moderate precipitation of 29 mm (1.1 in) over about five days. In contrast, February presents cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 30°C (86°F), averaging 15°C (58°F). This month is characterized by significantly less rainfall, with only 11 mm (0.4 in) over a single day and a slightly lower humidity level of 69%. For more details, you can visit San Cristobal weather in February.

When comparing the weather in March and May, it becomes evident that May experiences warmer temperatures overall. In May, the minimum temperature is 8°C (47°F), with an average of 21°C (71°F) and a maximum of 34°C (94°F), while March has a lower minimum temperature of 4°C (39°F), averaging 18°C (64°F) and peaking at 33°C (91°F). Additionally, May sees slightly more precipitation at 29 mm (1.1 in) over 5 days, compared to March's 9 mm (0.3 in) over just 2 days. The humidity is also higher in May at 75%, versus March's 65%. For more detailed insights, visit San Cristobal weather in March.

In comparing May and April weather, we see a notable change in temperature and humidity levels. May experiences a minimum temperature of 8°C (47°F) and can reach a maximum of 34°C (94°F), with an average of 21°C (71°F). In contrast, April starts cooler, with a minimum of 5°C (40°F) and only a slightly lower maximum of 33°C (91°F), averaging 20°C (67°F). Additionally, May sees more precipitation at 29 mm (1.1 in) over five days, while April is significantly drier with only 7 mm (0.3 in) over a single day. The humidity also increases in May to 75%, compared to April's 64%. For more detailed insights on April's conditions, you can visit San Cristobal weather in April.

In May, temperatures in San Cristobal exhibit a pleasant range, with a minimum of 8°C (47°F), an average of 21°C (71°F), and a maximum reaching 34°C (94°F). The month experiences relatively low precipitation, totaling 29 mm (1.1 in) over just 5 days, alongside a humidity level of 75%. In contrast, June sees a slight increase in minimum temperature, rising to 10°C (51°F), while the overall average remains similar at 21°C (70°F). However, June is notably wetter, with precipitation soaring to 106 mm (4.2 in) across 12 days, coupled with slightly higher humidity at 78%. For a detailed overview of June weather patterns, visit San Cristobal weather in June.

In May, the weather is generally warmer with average temperatures reaching up to 21°C (71°F) and maximum highs of 34°C (94°F). This month experiences relatively low precipitation, with only 29 mm (1.1 in) over about five days, contributing to a higher humidity level of 75%. In contrast, July sees a slight increase in minimum temperature to 12°C (53°F) and a decrease in average temperature to 20°C (68°F), with maximums reaching 31°C (87°F). However, July is significantly wetter, with 131 mm (5.2 in) of precipitation spread over 16 days, leading to a decrease in humidity to 67%. For a more detailed look at July weather specifics, you can check out San Cristobal weather in July.

In comparing the weather patterns of May and August, we find notable differences in temperature and precipitation. May typically experiences a wider temperature range, with minimums dropping to 8°C (47°F) and maximums reaching up to 34°C (94°F), while August's temperatures are more moderate, with minimums of 11°C (52°F) and maximums of 31°C (87°F). Additionally, May has lower average precipitation at 29 mm (1.1 in) over about 5 days, compared to August, which sees an increase in rainfall to 78 mm (3.1 in) over 10 days. Humidity levels also vary; May is more humid at 75%, whereas August has a relatively lower humidity of 64%. For more detailed information, you can check San Cristobal weather in August.

In May, temperatures range from a mild 8°C (47°F) at night to a warm average of 21°C (71°F) during the day, peaking at a hot 34°C (94°F). The month experiences relatively low precipitation, with only 29 mm (1.1 in) over about 5 days and humidity levels around 75%. In contrast, September sees cooler temperatures, with a minimum of 9°C (48°F) and an average of 18°C (65°F), reaching a maximum of 29°C (84°F). However, this month is significantly wetter, recording 142 mm (5.6 in) of rain across 15 days, and humidity rises slightly to 81%. For more detailed insights, check out the link: San Cristobal weather in September.

May and October present distinct weather experiences, reflecting the transition from spring to autumn. May typically enjoys warmer temperatures, with averages around 21°C (71°F) and maximums reaching up to 34°C (94°F). In contrast, October's cooler average of 17°C (64°F) and maximum temperatures of 28°C (83°F) signal the onset of fall. Additionally, May sees a relatively lower humidity level of 75% and less precipitation, averaging 29 mm (1.1 in) over about 5 days, while October experiences higher humidity at 85%, with increased rainfall totaling 44 mm (1.7 in) over roughly 8 days. For a detailed look at October weather, visit San Cristobal weather in October.

May and November showcase distinct weather patterns, reflecting the transition from spring to late autumn. In May, temperatures are generally warmer, with a minimum of 8°C (47°F), an average of 21°C (71°F), and a maximum reaching 34°C (94°F). The month typically sees about 29 mm (1.1 in) of precipitation over five days, accompanied by a humidity level of 75%. In contrast, November presents cooler temperatures, with a minimum of 0°C (31°F), an average of 15°C (59°F), and a maximum of 28°C (83°F). This month experiences lower precipitation levels, at 16 mm (0.6 in) over just two days, but with a higher humidity of 87%. For more detailed insights into November weather, you can visit San Cristobal weather in November.

In May, the weather is typically warm, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 34°C (94°F) and an average temperature of 21°C (71°F). The humidity is relatively high at 75%, and the month experiences around 29 mm (1.1 in) of precipitation over approximately 5 days. In contrast, December presents a much cooler climate, with temperatures dipping to a minimum of -7°C (20°F) and reaching a maximum of 26°C (80°F), settling at an average of 12°C (55°F). The month is significantly drier, with only 14 mm (0.6 in) of precipitation over just 1 day, and humidity levels spike slightly to 87%. For a detailed look at December weather, visit San Cristobal weather in December.

Compare San Cristobal's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in San Cristobal

As May rolls in, San Cristobal experiences a delightful shift in weather, with temperatures rising significantly compared to the cooler months. The warmth sets a vibrant tone, offering maximums of 34°C and pleasant averages around 21°C, making outdoor activities more inviting. While there may be occasional rains, with about 5 days of precipitation, the overall humidity remains manageable at 75%, striking a balance that fosters lush greenery. Compared to the cooler and drier months earlier in the year, May ushers in a more tropical feel, enriching the beauty of the region. For a deeper insight into the weather patterns throughout the year, check out San Cristobal Climate.