May Weather in San Cristobal, Mexico

Last updated: April 22, 2025

Experience the delightful May weather in San Cristobal, Mexico, where temperatures reach a maximum of 38°C (100°F) and hover around an average of 28°C (82°F). The evenings offer a pleasant minimum of 19°C (66°F), perfect for enjoying the city's vibrant atmosphere. With an average precipitation amount of 68 mm (2.7 in) over 10 days, occasional showers provide a refreshing respite from the warmth. The humidity level stands at a comfortable 73%, making this month an inviting time to explore the beauty and culture of San Cristobal.

May Temperature in San Cristobal

In May, San Cristobal experiences a notable rise in temperatures, with minimums reaching a comfortable 19°C (66°F) and averages climbing to 28°C (82°F). As the transition towards summer unfolds, the maximum temperatures hover around 38°C (100°F), showcasing a peak comparable to the heights seen in April. This month signals the onset of warmth, while still maintaining a pleasant balance, making it an ideal time for visitors to enjoy the vibrant culture and outdoor activities. As the days grow longer and hotter, the invigorating climate encourages exploration, though it’s wise to stay hydrated and seek shade during the warmest hours.

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.
JanFebMarAprMayJunJulAugSepOctNovDec777880818279797877777777
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 surge in precipitation, receiving 68 mm (2.7 in) of rain over a span of 10 days. This marks a significant increase compared to the preceding months, with January to April showing minimal rainfall, ranging between just 1 mm and 4 mm. The transition to May signals the advent of the wet season, as the city's lush surroundings eagerly absorb the moisture. Following May, rainfall escalates dramatically, culminating in the peak month of September, which sees an impressive 444 mm (17.5 in). The pattern illustrates a distinct shift from the dry beginnings of the year to the deluge that characterizes the later months, highlighting the vibrant and dynamic climate of this region.

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.
JanFebMarAprMayJunJulAugSepOctNovDec4134683542673574442914224
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Cristobal

As spring transitions into summer, May brings a noticeable increase in humidity to San Cristobal, with levels rising to 73%. This marks a significant uptick from the 60s in earlier months, reflecting the onset of the wetter season. Following May, humidity levels continue to climb, reaching 78% in June and peaking in the sultry 80s during July and August. This trend clearly indicates that as the year progresses, the air becomes increasingly damp, making May a pivotal month that sets the stage for the lush greenery and vibrant foliage that summers in San Cristobal are known for.

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.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Cristobal

In May, San Cristobal experiences an extreme UV Index of 14, marking it as one of the sunniest months of the year alongside June and July. With a burn time of just 10 minutes, it's crucial for visitors and residents alike to take precautions during outdoor activities. This trend of high UV exposure ramped up from January's moderate level to a peak in the summer months shows that sun safety should be a priority. As temperatures rise and the days lengthen, the importance of protecting your skin cannot be overstated. For detailed information and tips on managing sun exposure, check out the 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312109
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 arrives in San Cristobal, the city's vibrant charm is illuminated by 327 hours of sunshine, marking one of the sunniest months of the year. This steady increase in sunlight from January's 245 hours showcases the gradual shift towards a sun-drenched summer, reinforcing the allure of the warmer months. Following closely in April's footsteps with 321 hours, May demonstrates a delightful upward trend that continues into the early summer, providing the perfect backdrop for outdoor adventures and cultural festivities. With sunshine peaking in these late spring days, it's a prime time for visitors to soak in the rich ambiance of this picturesque destination before the slightly cooler, albeit still bright, weeks of June and July. As the months roll on, the consistent glow paints San Cristobal in a radiant light, making each moment spent under the sun even more cherished.

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.
JanFebMarAprMayJunJulAugSepOctNovDec245h282h322h321h327h274h309h283h263h280h299h300h
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 May, the likelihood of sunny weather in San Cristobal, Mexico sees a notable dip, with a 48% chance of sunshine. This marks a significant decline from the preceding months, as both January and February enjoy much brighter prospects, boasting chances of 60% and 82% respectively. While March and April still maintain a respectable 76% and 71%, May signals the onset of a trend towards less favorable weather, leading into the much cloudier months of June and July, where the sun shines only 10% and 20% of the time. As summer approaches, those looking to bask in the sun should be mindful of this shift, making May a period of transition rather than peak sunshine in San Cristobal.

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.
JanFebMarAprMayJunJulAugSepOctNovDec60%82%76%71%48%10%20%15%9%28%66%81%
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

In San Cristobal, Mexico, the daylight duration follows a captivating rhythm throughout the year. From January to February, daylight remains steady at 11 hours, creating a consistent, cozy atmosphere. As March rolls in, the days begin to lengthen, extending to 12 hours and maintaining this balance through April and May. The arrival of June marks a peak, basking in 13 hours of daylight, the most generous of the year. However, this abundance of daylight is short-lived; from July onwards, the hours dip back to 12 hours until the days gradually shorten again into the 11-hour range during the final months of the year. This gentle ebb and flow of daylight not only shapes the outdoors but also influences the vibrant lifestyle and culture of San Cristobal's inhabitants.

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.
JanFebMarAprMayJunJulAugSepOctNovDec11h 14m11h 35m12h 2m12h 31m12h 54m13h 6m12h 59m12h 38m12h 11m11h 43m11h 19m11h 8m
Data source: San Cristobal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in San Cristobal

In May, San Cristobal experiences a gentle breeze, with an average wind speed of 1.5 m/s (3 mph), similar to the preceding months of January through March. This light wind continues to provide a refreshing atmosphere, particularly as the mornings warm up. As spring transitions into summer, the trend shows a gradual increase in wind speed peaking at 1.7 m/s (4 mph) in April before settling back in May. Interestingly, the summer months see a decline, with average speeds dipping to 1.1 m/s (2 mph) in August and September, offering a contrast to the more spirited winds earlier in the year. Overall, the wind patterns in San Cristobal highlight a gentle yet consistent flow, making it a charming destination in May.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.51.51.71.5 m/s1.11.21.11.11.11.31.4
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 strikingly different weather patterns. In May, temperatures soar with a minimum of 19°C (66°F) and an average of 28°C (82°F), reaching highs of 38°C (100°F). This month also sees a significant amount of rainfall, totaling 68 mm (2.7 in) over approximately 10 days, accompanied by a high humidity level of 73%. In contrast, January offers milder conditions with minimum temperatures of 13°C (55°F) and an average of 25°C (77°F), peaking at 36°C (97°F). Rain is virtually absent, with only 4 mm (0.2 in) of precipitation recorded over the month and no significant rainy days, while humidity is relatively lower at 65%. For more detailed information on January weather, visit San Cristobal weather in January.

When comparing the weather in May and February, there are notable differences in temperature and precipitation. May experiences a higher average temperature, reaching up to 28°C (82°F), with minimum temperatures around 19°C (66°F) and maximum values soaring to 38°C (100°F). In contrast, February sees cooler averages, with a minimum of 12°C (54°F) and an average of 26°C (78°F), yet it can also peak at 37°C (100°F). Precipitation is significantly more frequent in May, with 68 mm (2.7 in) spread over 10 days, whereas February receives only 1 mm (0.1 in) and has no rainy days. Additionally, the humidity levels in May are higher at 73%, compared to February's 61%. For more details, check out San Cristobal weather in February.

In comparing the weather of May and March, May tends to be warmer and more humid. The average temperature in May peaks at around 28°C (82°F), with a maximum reaching 38°C (100°F), while March has a slightly cooler average of 27°C (80°F) and a maximum of 37°C (99°F). Furthermore, May experiences significantly more precipitation, totaling 68 mm (2.7 in) over approximately 10 days, in contrast to March's minimal 3 mm (0.1 in) occurring on just one day. Additionally, humidity levels are higher in May at 73%, compared to March's 59%. For more detailed insights into March weather, you can visit San Cristobal weather in March.

In comparing the weather conditions between April and May, we notice that May brought warmer overall temperatures, with an average of 28°C (82°F) compared to April's 27°C (82°F). However, April had a slightly lower minimum temperature of 16°C (61°F) and a higher maximum of 39°C (102°F), showcasing the extremes of both months. Precipitation levels were significantly higher in May at 68 mm (2.7 in) over 10 days, while April experienced virtually no rainfall, receiving only 4 mm (0.2 in) with 0 days of rain. Additionally, humidity was higher in May at 73% compared to 62% in April, contributing to a more humid experience overall. For more specific details, you can check San Cristobal weather in April.

In comparing the weather of May and June, we see a notable shift in temperature and precipitation patterns. May typically experiences warmer temperatures, with a minimum of 19°C (66°F) and maximum reaching 38°C (100°F), while June's temperatures are slightly more moderate, with a minimum of 20°C (69°F) and a maximum of 35°C (95°F). However, June brings significant rainfall, averaging 354 mm (13.9 in) across 26 days, compared to May's 68 mm (2.7 in) over just 10 days. Additionally, humidity levels increase slightly in June, from 73% in May to 78%. For a more detailed look at the weather specifics, check out San Cristobal weather in June.

In comparing the weather between May and July, May typically exhibits higher daytime temperatures, with averages reaching up to 28°C (82°F) and a maximum of 38°C (100°F), while July sees a cooler average of 26°C (79°F) and a maximum of 35°C (94°F). However, July is marked by significantly increased precipitation, totaling 267 mm (10.5 in) over 28 days, in contrast to May's 68 mm (2.7 in) across just 10 days. Moreover, July experiences slightly higher humidity levels at 79%, compared to May's 73%. For a more detailed look at the July weather, you can visit San Cristobal weather in July.

May and August present distinctly different weather patterns. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 38°C (100°F), with an average of 28°C (82°F). The month experiences 68 mm (2.7 inches) of precipitation over approximately 10 days and maintains a humidity level of 73%. In contrast, August sees a cooler average temperature of 25°C (78°F) with maximums reaching 34°C (94°F) and the same minimum of 19°C (67°F). However, it is significantly wetter, with an impressive 357 mm (14.1 inches) of rainfall across 29 days and higher humidity at 82%. For a deeper look into August's weather specifics, visit San Cristobal weather in August.

In comparing the weather between May and September, it’s clear that both months share a minimum temperature around 19°C (66-67°F), but the average temperature in May is noticeably warmer at 28°C (82°F) compared to September's cooler 25°C (78°F). The maximum temperatures also reflect this trend, with May reaching highs of 38°C (100°F), whereas September peaks at a more moderate 34°C (93°F). However, September sees a significant increase in precipitation, totaling 444 mm (17.5 in) over 28 days, while May experiences only 68 mm (2.7 in) across 10 days, indicating a much wetter season. Additionally, humidity rises slightly in September to 82%, compared to May's 73%. For more detailed insights, you can check San Cristobal weather in September.

In May, the weather typically features warmer temperatures, ranging from a minimum of 19°C (66°F) to a maximum of 38°C (100°F), with an average of 28°C (82°F). The month sees around 68 mm (2.7 in) of precipitation over about 10 days, accompanied by a humidity level of 73%.

In contrast, October experiences cooler temperatures, with a minimum of 19°C (67°F), an average of 25°C (77°F), and a maximum of 33°C (93°F). However, it is significantly wetter, receiving approximately 291 mm (11.4 in) of rainfall throughout 27 days, resulting in a slightly higher humidity level of 79%. For a more detailed look at October's climate, check out San Cristobal weather in October.

In comparing the weather between May and November, May tends to be warmer with average temperatures reaching 28°C (82°F) and maximums climbing to 38°C (100°F). In contrast, November has a milder average of 25°C (78°F) and maximum temperatures peaking at 36°C (96°F). Additionally, May experiences more rainfall, totaling 68 mm (2.7 inches) over approximately 10 days, while November sees less precipitation at 42 mm (1.7 inches) over about 8 days. Despite the slight difference in humidity, with May at 73% and November at 72%, both months offer a tropical feel. For more specific details about November weather, you can check San Cristobal weather in November.

In May, temperatures are significantly warmer, with minimums around 19°C (66°F) and maximums reaching up to 38°C (100°F), while December offers a more moderate climate with minimum temperatures of 14°C (58°F) and maximums peaking at 35°C (96°F). Additionally, May experiences higher precipitation levels of 68 mm (2.7 in) across approximately 10 days, in contrast to December's much drier conditions, which see just 24 mm (1.0 in) over 3 days. Humidity remains relatively similar in both months, with May at 73% and December at 70%, creating a warm and humid atmosphere in the early summer and a milder, but still humid, environment in late fall. For a closer look at what to expect, check out San Cristobal weather in December.

Compare San Cristobal's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in San Cristobal

May in San Cristobal brings a vibrant change as temperatures peak, with the days transitioning to a warm embrace, averaging around 28°C. Unlike the cooler months, the humidity levels rise, creating a more tropical atmosphere, while occasional rainfall—about 10 days of it—adds a refreshing touch to the landscape. This month stands out as a time when the sun shines brightly, and nature flourishes, contrasting sharply with the cooler, drier conditions of earlier months. The unique blend of warmth and moisture makes May a true representation of San Cristobal's dynamic climate. For a deeper dive into what to expect throughout the year, explore the details at San Cristobal Climate.