May Weather in San Andres, Mexico

Last updated: April 22, 2025

Experience the vibrant May weather of San Andres, Mexico, where temperatures soar to a maximum of 35°C (95°F) and average a comfortable 22°C (72°F). With a minimum recorded temperature of 5°C (40°F), the days offer warmth while the nights can be pleasantly cooler. Rainfall is minimal, totaling just 5 mm (0.2 in) over an average of 1 day, ensuring plenty of sunshine for outdoor adventures. Humidity levels are moderate at 49%, making it an ideal time to explore the natural beauty of this coastal paradise.

May Temperature in San Andres

In May, temperatures in San Andres, Mexico, begin to rise, signaling the full embrace of spring. The month sees a minimum temperature of 5°C (40°F), while the average temperature climbs to a comfortable 22°C (72°F). With daytime highs reaching up to 35°C (95°F), May is characterized by warm, sunny days perfect for outdoor activities. This upward trend in temperature sets the stage for the approaching summer months, where you can expect even higher averages, reflecting the region's delightful transition from the cooler early spring to the warmth of late spring and early summer.

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

The chart illustrates May temperature patterns in San Andres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec475157647177737268635548
Data source: Temperature data for San Andres 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 Andres

May in San Andres, Mexico, experiences a modest increase in precipitation, with 5 mm (0.2 in) of rainfall over just one day. This amount reflects a slight uptick as the region transitions from the drier months of winter and early spring towards the more humid summer season. While May's precipitation remains relatively low compared to the upcoming months, it serves as a precursor to the dramatic surge in rainfall seen in June, which averages 31 mm (1.2 in) across four days. This gradual build-up hints at the dynamic weather patterns that become more pronounced as the year progresses, highlighting May as a pivotal month in the shift towards San Andres's wetter climate.

May Precipitation Trends in San Andres

The chart displays monthly precipitation patterns in San Andres, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85635311079378331615
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Andres

In May, humidity in San Andres, Mexico, averages a comfortable 49%, reflecting a notable downward trend as the region transitions from the wetter months of the early year. This is a significant drop from January's 78%, where the air feels much heavier. As spring progresses into early summer, May offers a brief respite before humidity levels rise again in June. The months leading up to May see a gradual decline, with April recording 52%, indicating that visitors can expect pleasantly mild conditions perfect for outdoor activities. This trend continues to shift as the summer heat approaches, bringing a slight increase in humidity during June and the subsequent months, but for now, May stands out as a refreshing prelude to the summer season.

May Average Humidity in San Andres

This chart illustrates the average monthly humidity levels in San Andres, 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.
JanFebMarAprMayJunJulAugSepOctNovDec78%71%60%52%49%50%65%70%79%77%83%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Andres

In May, San Andres, Mexico, experiences one of the highest UV indices of the year, peaking at 14 on the scale, categorizing the exposure as extreme. As the sun intensifies, residents and visitors should be mindful of their burn time, which is a mere 10 minutes before the risk of skin damage significantly increases. This trend of rising UV levels is evident as May follows the even more alarming month of April, which reached a UV index of 13. From February's high of 9 to May's extreme conditions, the increasing UV index emphasizes a consistent pattern of escalating sun intensity as spring transitions into summer. Whether you're planning outdoor activities or simply soaking up the rays, be sure to stay informed and protect your skin. For more detailed information, check out San Andres UV Index.

Maximum UV Index Levels in San Andres for May

The chart shows the monthly maximum UV Index (UVI) for San Andres 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.
JanFebMarAprMayJunJulAugSepOctNovDec69111314131313121086
Data source: San Andres 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 Andres

May shines brightly in San Andres, Mexico, boasting an impressive 365 hours of sunshine, making it the sunniest month of the year. This peak in daylight follows a steady increase from 221 hours in January to a vibrant 326 hours in April, showcasing how the days gradually lengthen as spring unfolds. The delightful weather not only invites outdoor adventures but also sets the stage for relaxation on the picturesque beaches. While June and July still offer plenty of sun with 351 and 349 hours respectively, May stands out as a month where the sun truly takes center stage, promising an unforgettable experience for visitors eager to bask in its warmth.

Monthly Sunshine Duration in San Andres: May Highlighted

The May sunshine duration represents the total number of hours San Andres 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.
JanFebMarAprMayJunJulAugSepOctNovDec221h260h304h326h365h351h349h336h295h291h263h265h
Data source: San Andres May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Andres During May

When considering the likelihood of sunny weather in May in San Andres, Mexico, the statistics reveal a favorable outlook. With a 76% chance of sunshine, May maintains a high probability of delightful weather, closely following the robust sunshine seen in January and March. Interestingly, the month shows a decline from the slightly sunnier April, which boasts a 67% chance, yet outshines the upcoming summer months, where chances dip significantly. As the year progresses towards the sweltering heat of July and August, May stands out as an ideal time for outdoor activities and enjoying the stunning coastal scenery before the clouds roll in.

Percentage of Sunny Days in May in San Andres

The chart illustrates the percentage of sunny days in San Andres 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 Andres experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec77%64%77%67%77%60%56%47%61%79%65%50%
Data source: San Andres May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Andres in May

As spring transitions into summer, San Andres, Mexico experiences a delightful increase in daylight duration, peaking at an impressive 13 hours in both May and the following months of June through August. Starting from a modest 10 hours in January, residents and visitors alike enjoy a gradual buildup of sunlight, reaching 12 hours by March and maintaining that warmth through April. This abundance of daylight is not only perfect for outdoor adventures but also enhances the vibrant local culture. As autumn approaches in September, daylight begins to taper off, transitioning back to 11 hours in October and down to 10 hours by winter. Overall, the trend showcases a captivating rhythm of longer days that encourages exploration and celebration throughout the warmer months.

Average Daylight Hours in San Andres for May

The chart illustrates the variation in daylight duration in San Andres throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 32m11h 11m12h12h 51m13h 34m13h 55m13h 43m13h 5m12h 17m11h 26m10h 42m10h 20m
Data source: San Andres daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in San Andres

In May, San Andres, Mexico experiences a gentle average wind speed of 3.4 m/s (8 mph), maintaining a refreshing breeze that complements the region's warm climate. This month marks a slight decrease from the breezier days of March, which peaked at 4.2 m/s (9 mph), yet remains consistent with the moderate winds seen in April. As the year progresses into June, the wind tends to calm further, dropping to 3.1 m/s (7 mph). Overall, these trends illustrate a transition into the summer months, where the winds generally soften, inviting visitors to enjoy the serene coastal vibes.

Average May Wind Speed in San Andres

The chart displays monthly wind speed patterns in San Andres, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.64.23.73.4 m/s3.12.22.12.32.92.33.0
Data source: San Andres May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in San Andres Compares to Other Months

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

In May, temperatures range from a mild 5°C (40°F) to a warm 35°C (95°F), with an average of 22°C (72°F), making it a pleasant time of year with minimal precipitation at just 5 mm (0.2 in) over one day. The humidity is relatively low at 49%, contributing to comfortable conditions. In contrast, January features much cooler weather, with temperatures dipping as low as -6°C (21°F) and only reaching a maximum of 24°C (76°F), averaging around 8°C (47°F). Precipitation is slightly higher at 8 mm (0.3 in) across two days, and the humidity is significantly higher at 78%, which can make the air feel colder. For more detailed information, check out San Andres weather in January.

In comparing the weather between May and February, it’s clear that May offers much warmer temperatures, with an average of 22°C (72°F) and highs reaching up to 35°C (95°F), while February experiences cooler conditions, averaging around 11°C (51°F) and peaking at 28°C (83°F). Additionally, May sees significantly lower humidity at 49%, compared to February’s higher humidity level of 71%. However, both months have similar low precipitation, with May receiving 5 mm (0.2 in) over just one day and February slightly less at 4 mm (0.2 in), also over one day. For a more detailed look at February weather, you can check out San Andres weather in February.

In comparing the weather between May and March, May presents a much warmer average with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 35°C (95°F), while March experiences cooler conditions, with temperatures spanning from -3°C (26°F) to a maximum of 31°C (87°F). Precipitation is slightly lower in May, with only about 5 mm falling over just one day, compared to March's 6 mm over two days. Additionally, May has a lower humidity level at 49%, contrasted with March's higher humidity of 60%. For a more detailed look at March weather conditions, check out San Andres weather in March.

In comparing the weather between April and May, we can see some notable differences. May generally experiences warmer temperatures, with minimums around 5°C (40°F) and average highs reaching 35°C (95°F), compared to April's minimum of 3°C (37°F) and average maximums of 31°C (88°F). Additionally, while both months have low precipitation, May sees slightly more at 5 mm (0.2 in) compared to April's 3 mm (0.1 in), though both months have similar precipitation days, each with just one day of rain. Humidity also trends slightly lower in May at 49%, compared to April’s 52%. For a more detailed look at April's weather, you can visit San Andres weather in April.

May and June display a notable transition in weather patterns. In May, temperatures range from a comfortable minimum of 5°C (40°F) to a maximum of 35°C (95°F), with an average of 22°C (72°F). The month is relatively dry, receiving only 5 mm (0.2 in) of precipitation on just one day, and maintaining a humidity level of 49%. In contrast, June brings warmer temperatures, with a minimum of 11°C (52°F) and a maximum soaring to 37°C (98°F), averaging 25°C (77°F). However, it also sees an increase in precipitation to 31 mm (1.2 in) over four days, accompanied by a slight rise in humidity to 50%. These changes highlight the warming trend and the onset of more humid conditions as summer approaches. For more detailed information, check out San Andres weather in June.

In May, temperatures are generally milder with a minimum of 5°C (40°F) and a comfortable average of 22°C (72°F), reaching highs of 35°C (95°F). The month experiences minimal precipitation, only about 5 mm (0.2 in) over just a single day, along with a humidity level of 49%. In contrast, July brings warmer nights with a minimum temperature of 14°C (57°F) and maintains a similar maximum of 35°C (95°F), but the average temperature only slightly increases to 23°C (73°F). However, July is significantly wetter, with precipitation reaching 107 mm (4.2 in) over 14 days and higher humidity at 65%. For a more detailed look at July's weather, you can visit San Andres weather in July.

May and August present contrasting weather patterns. In May, temperatures range from a cool minimum of 5°C (40°F) to a warm maximum of 35°C (95°F), with an average temperature of 22°C (72°F). The month is relatively dry, experiencing only 5 mm (0.2 in) of precipitation over just 1 day and a modest humidity level of 49%. In stark contrast, August sees a higher minimum temperature of 10°C (50°F) and a slightly lower maximum of 33°C (92°F), but the average remains the same at 22°C (72°F). This month is much wetter, with 93 mm (3.7 in) of precipitation spread over 13 days and increased humidity at 70%. For more details about August weather, check out San Andres weather in August.

May and September exhibit notable differences in weather patterns. In May, temperatures range from a cool 5°C (40°F) at night to a warm 35°C (95°F) during the day, with an average of 22°C (72°F). Precipitation is minimal, averaging just 5 mm (0.2 inches) over about 1 day, and humidity levels are relatively low at 49%. Conversely, September sees a drop in maximum temperatures to 31°C (87°F) and an increase in lower temperatures to 8°C (47°F). The average temperature dips to 20°C (68°F), while precipitation rises significantly to 78 mm (3.1 inches) across approximately 12 days, resulting in much higher humidity at 79%. For more details on September weather, visit San Andres weather in September.

May and October exhibit quite different weather patterns. May typically offers warmer temperatures, with averages around 22°C (72°F) and maximums reaching up to 35°C (95°F), alongside low precipitation of just 5 mm (0.2 in) over one day, resulting in a relatively dry atmosphere with 49% humidity. In contrast, October experiences cooler temperatures, with averages dropping to 17°C (63°F) and minimums plunging to -2°C (28°F). This month sees significantly higher precipitation, totaling 33 mm (1.3 in) over six days, leading to increased humidity levels of 77%. For more details on October weather, check San Andres weather in October.

In May, the weather is warm and pleasant, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 35°C (95°F) and an average of around 22°C (72°F). Precipitation is minimal, with only 5 mm (0.2 in) expected over just one day, and humidity levels are relatively moderate at 49%. In contrast, November brings cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 27°C (81°F), averaging at 13°C (56°F). This month sees increased precipitation of 16 mm (0.6 in) over two days and higher humidity levels at 83%. For more detailed information, check out San Andres weather in November.

In May, the weather is significantly warmer and drier, with temperatures ranging from a comfortable 5°C (40°F) at night to a hot 35°C (95°F) during the day. The month sees very little precipitation, typically only 5 mm (0.2 in) across just one day, resulting in a relatively low humidity level of 49%.

In contrast, December experiences much cooler temperatures, with lows reaching -7°C (19°F) and average highs of 24°C (75°F). This month is slightly wetter, accumulating around 14 mm (0.6 in) of rain over two days, and the humidity rises to a higher 84%. For more detailed weather information, you can visit San Andres weather in December.

Compare San Andres's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in San Andres

As May unfolds in San Andres, the weather showcases a transition marked by warm temperatures and low precipitation, significantly differing from the chillier months prior. With an average temperature settling around 22°C (72°F), residents and visitors alike can expect pleasant days under mostly sunny skies, punctuated by only a brief rainfall on just a single day. The humidity levels hover around a comfortable 49%, making outdoor activities enjoyable. As you prepare for your time in this vibrant locale, consider how May offers a delightful shift towards summer warmth. For more insights into seasonal weather patterns, visit San Andres Climate.