May Weather in Guerrero, Mexico

Last updated: April 22, 2025

May in Guerrero, Mexico presents a vibrant tapestry of weather characterized by warm temperatures and occasional rainfall. With maximum highs reaching a scorching 43°C (110°F), the average temperature settles comfortably at 28°C (82°F), while nights can cool down to a refreshing 12°C (54°F). This month witnesses about 91 mm (3.6 in) of precipitation across approximately 9 days, contributing to the region’s lush landscapes. Coupled with a humidity level of 79%, May in Guerrero invites both adventure and relaxation amid its tropical charm.

May Temperature in Guerrero

In Guerrero, Mexico, the month of May ushers in a noticeable warmth, with temperatures reflecting a steady rise as spring transitions into summer. The minimum temperature rests comfortably at 12°C (54°F), providing a mild start to the day, while the average temperature climbs to a pleasant 28°C (82°F). By midday, the region sizzles under the sun, reaching highs of up to 43°C (110°F). This trend of escalating temperatures from the cooler months of January through April showcases Guerrero's characteristic warmth, making May an ideal time for outdoor adventures, soaking in sunshine, and enjoying the vibrant local culture. With evenings remaining relatively mild, it's the perfect opportunity to relish the enchanting atmosphere of this captivating destination.

May Weather in Guerrero: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Guerrero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec566070758287898983756459
Data source: Temperature data for Guerrero 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 Guerrero

May marks a significant uptick in precipitation in Guerrero, Mexico, with 91 mm (3.6 in) of rainfall spread over 9 days—the highest monthly amount so far this year. This increase reflects the transition into the rainy season, a pattern that becomes even more pronounced as the year progresses, with May's rainfall more than double that of April's 42 mm (1.7 in). The days of rain also rise notably from 5 in April to 9 in May, emphasizing a shift towards a wetter climate as the region gears up for the summer months. This trend highlights the importance of preparing for increased moisture, as the lush landscapes emerge while offering a respite from the preceding dry months.

May Precipitation Trends in Guerrero

The chart displays monthly precipitation patterns in Guerrero, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1320254391313329115612318
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Guerrero

As the seasons transition into May, Guerrero, Mexico experiences a notable rise in humidity, reaching 79%, making it one of the more humid months of the year. This increase follows a slightly lower 73% in April, setting the stage for the warmer, wetter months ahead. Interestingly, the humidity begins to decline from July onward, dropping to a mere 65%, before gradually rising again into the late fall and winter months. November and December witness humidity levels peaking at 84% and 87% respectively, punctuating a distinct trend where summer starts off humid but paves the way for a more intense moisture level in the latter part of the year. This cyclical pattern highlights Guerrero's tropical climate, providing an engaging backdrop for both locals and visitors.

May Average Humidity in Guerrero

This chart illustrates the average monthly humidity levels in Guerrero, 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.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%70%73%79%78%65%55%68%77%84%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Guerrero

In Guerrero, Mexico, May marks a pivotal shift in the UV Index, reaching an extreme level of 11 that continues into early summer. This intensity means a mere 10 minutes of unprotected sun exposure can lead to skin damage, highlighting the need for caution. As the year progresses, the UV index trend shows a steady increase from 5 in January to 12 in June, indicating that sun safety becomes increasingly paramount as summer approaches. With the UV Index remaining at extreme levels for several months, locals and visitors alike should be proactive in protecting their skin. For more detailed information on daily UV levels, check out the Guerrero UV Index.

Maximum UV Index Levels in Guerrero for May

The chart shows the monthly maximum UV Index (UVI) for Guerrero 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.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121211975
Data source: Guerrero 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 Guerrero

As May unfolds in Guerrero, Mexico, the region basks in an impressive 297 hours of sunshine, a delightful peak that marks a transition into the sun-soaked months ahead. Following a steady ascent from January's 184 hours, each month brings increasingly generous sunlight, culminating in the vibrant warmth of summertime. The gradual rise from March's 255 hours to April's 268 hours showcases the region's emerging solar brilliance, while June ushers in an even more radiant experience with 339 hours. This upward trend not only highlights Guerrero’s allure as a sun-drenched destination but also sets the stage for countless outdoor adventures and memorable moments bathed in natural light.

Monthly Sunshine Duration in Guerrero: May Highlighted

The May sunshine duration represents the total number of hours Guerrero 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h211h255h268h297h339h354h342h286h264h232h241h
Data source: Guerrero May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guerrero During May

As the year unfolds in Guerrero, Mexico, the probability of sunny weather experiences a noticeable shift. January boasts a robust 71% chance of sun, gracefully tapering to 48% by April. However, May marks a slight upturn with a 53% likelihood of clear skies, hinting at the arrival of warmer, more enjoyable days ahead. This trend continues into June and July, where the chances rebound to 61% and 50%, respectively. Notably, the peak of sunny weather emerges in the latter months, with September hitting an impressive 74%. Overall, while May presents a moderate likelihood of sunshine, it signals the gradual approach toward the brighter and sunnier months that define Guerrero’s enchanting summers.

Percentage of Sunny Days in May in Guerrero

The chart illustrates the percentage of sunny days in Guerrero 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 Guerrero experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec71%58%59%48%53%61%50%54%75%66%54%53%
Data source: Guerrero May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guerrero in May

In Guerrero, Mexico, the daylight duration exhibits a captivating rhythm throughout the year, reflecting the transition from winter to summer. Starting in January with about 10 hours of daylight, the days gradually lengthen, hitting 11 hours in February, and reaching a peak of 13 hours from May to August. This prolonged daylight provides ample opportunity for outdoor activities and exploration of the stunning landscapes. As the seasons shift, daylight begins to taper off, descending back to 12 hours in September and returning to 10 hours by December. This cyclical pattern highlights Guerrero’s vibrant seasonal changes and invites both residents and visitors to embrace the beauty of longer days in the warmer months.

Average Daylight Hours in Guerrero for May

The chart illustrates the variation in daylight duration in Guerrero throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 33m11h 11m12h12h 51m13h 33m13h 54m13h 42m13h 5m12h 16m11h 26m10h 43m10h 21m
Data source: Guerrero daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Guerrero

In May, Guerrero, Mexico experiences a gentle uptick in wind speed, averaging 5.0 m/s (11 mph), which marks the peak for the spring season. This rise continues a trend of increasing winds from the earlier months, after starting at just 3.5 m/s (8 mph) in January. Following a steady climb, April's winds were slightly higher at 4.9 m/s (11 mph), and May solidifies this upward trajectory, offering delightful breezes perfect for outdoor activities. As summer approaches, the wind speeds begin to decline in June, hinting at a shift in seasonal patterns, yet May stands out as a month when nature is particularly vibrant and invigorating in Guerrero.

Average May Wind Speed in Guerrero

The chart displays monthly wind speed patterns in Guerrero, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.64.74.95.0 m/s4.54.14.33.63.73.63.0
Data source: Guerrero May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Guerrero Compares to Other Months

The weather in Guerrero 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 Guerrero and find detailed weather information for every month.

May and January present stark contrasts in weather patterns. In May, temperatures soar with a minimum of 12°C (54°F) and an average high of 28°C (82°F), peaking at a sweltering 43°C (110°F). This month also sees a relatively high level of humidity at 79% and considerable precipitation, with 91 mm (3.6 inches) falling over 9 days. In contrast, January experiences much cooler temperatures, ranging from a minimum of -4°C (25°F) to an average of 13°C (56°F), with a maximum of 35°C (95°F). January is notably drier, recording only 13 mm (0.5 inches) of rain over 4 days and a slightly lower humidity of 76%. For more details, you can check Guerrero weather in January.

When comparing May and February weather, a striking contrast emerges in both temperature and precipitation. In May, temperatures can soar to a high of 43°C (110°F), averaging around 28°C (82°F), while February experiences much cooler conditions with highs reaching only 38°C (100°F) and an average of 16°C (60°F). The humidity is relatively high in both months, measured at 79% in May and 75% in February, contributing to a muggy feel during late spring. Additionally, May sees significantly more precipitation with 91 mm (3.6 in) across 9 days, compared to February's modest 20 mm (0.8 in) over just 4 days. For a more detailed look at February weather, you can visit Guerrero weather in February.

In comparing the weather between March and May, it is clear that May experiences significantly warmer temperatures, with an average high of 28°C (82°F) compared to March's average of 21°C (70°F). While March has a mild minimum temperature of 1°C (34°F), May can reach scorching highs of up to 43°C (110°F). Additionally, May sees more precipitation at 91 mm (3.6 in) over roughly 9 days, contrasted with March's lighter rainfall of 25 mm (1.0 in) over just 4 days. Humidity levels also rise in May, averaging at 79% compared to March's 70%. For more specific insights on March weather, you can refer to Guerrero weather in March.

In comparing the weather of April and May, we can see a significant increase in both temperature and humidity. In May, the minimum temperature rises to 12°C (54°F) with an average of 28°C (82°F) and a maximum of 43°C (110°F). This contrasts with April, which has a lower minimum of 8°C (47°F) and an average temperature of 24°C (76°F), peaking at 41°C (106°F). Additionally, May experiences more rainfall, with 91 mm (3.6 in) over 9 days compared to April’s 42 mm (1.7 in) over just 5 days. The humidity also increases in May to 79%, up from 73% in April, making it feel more humid and warmer. For a more detailed look at April weather, visit Guerrero weather in April.

May and June present distinct weather characteristics, with May featuring a broader temperature range, where minimums drop to 12°C (54°F) and maximums soar to 43°C (110°F), along with significant precipitation of 91 mm (3.6 in) over nine days and high humidity at 79%. In contrast, June exhibits milder nighttime temperatures with a minimum of 20°C (68°F) and a slightly higher average temperature of 30°C (87°F), while maximums remain comparable at 42°C (108°F). The month sees a significant reduction in rainfall, with only 31 mm (1.2 in) across six days and humidity levels slightly lower at 78%. For more details on the weather, you can check Guerrero weather in June.

In May, the weather is characterized by a wider temperature range, with minimums around 12°C (54°F) and averages peaking at 28°C (82°F). The month also experiences significant rainfall, with 91 mm (3.6 in) over 9 days and high humidity at 79%. In contrast, July sees warmer nights with minimum temperatures of 21°C (70°F) and a higher average temperature of 31°C (89°F), but it is notably drier, receiving only 33 mm (1.3 in) of precipitation over 6 days and a lower humidity level of 65%. This shift makes July a more comfortable month overall, despite the same maximum temperature of 43°C (110°F) in both months. For more detailed information, visit Guerrero weather in July.

When comparing the weather in May and August, it’s clear that both months experience warmth, but with distinct differences in temperatures and humidity levels. May sees a broader temperature range, with minimums around 12°C (54°F) and maximums peaking at 43°C (110°F), leading to an average of 28°C (82°F). Precipitation is relatively high in May, with 91 mm (3.6 in) falling over 9 days and a humidity level of 79%, making it feel quite muggy.

In contrast, August boasts a higher average temperature of 32°C (90°F) and a minimum of 21°C (70°F), while maximums hover around 42°C (107°F). This month experiences significantly less rain, with only 28 mm (1.1 in) over 2 days, and lower humidity at 55%, creating a drier and somewhat more comfortable atmosphere. For more specifics about the weather in August, you can check Guerrero weather in August.

May and September showcase distinct weather characteristics. May experiences a wider temperature range, with minimums around 12°C (54°F) and highs soaring to 43°C (110°F), averaging 28°C (82°F), while September has a slightly higher average of 29°C (84°F) with a minimum of 13°C (56°F) and a maximum of 41°C (106°F). Precipitation is more prevalent in September, with 115 mm (4.5 in) of rain compared to May's 91 mm (3.6 in), although both months share a similar number of rainy days at nine. Additionally, September boasts lower humidity levels at 68% compared to May’s higher 79%, contributing to a more comfortable atmosphere. For more details, check out Guerrero weather in September.

May and October present contrasting weather patterns. In May, temperatures can soar, with a minimum of 12°C (54°F) and maximum reaching up to 43°C (110°F), resulting in an average temperature of 28°C (82°F). The month also sees significant precipitation, totaling 91 mm (3.6 in) over 9 days, along with high humidity at 79%. In contrast, October experiences milder temperatures, with a minimum of 4°C (39°F) and a maximum of 39°C (103°F), yielding an average of 24°C (75°F). Precipitation decreases to 61 mm (2.4 in) across 6 days, and humidity remains slightly lower at 77%. For more specific details on October conditions, you can check Guerrero weather in October.

May and November present contrasting weather patterns, highlighting the transition from the sweltering heat of late spring to the milder climate of late autumn. In May, temperatures soar with a minimum of 12°C (54°F) and an average of 28°C (82°F), peaking at a scorching 43°C (110°F). This month also sees considerable rainfall, accumulating 91 mm (3.6 in) over about 9 days, and a relatively high humidity of 79%. In stark contrast, November experiences cooler temperatures, ranging from a minimum of -1°C (31°F) to an average of 18°C (65°F), and a maximum of 33°C (91°F). Precipitation drops significantly to just 23 mm (0.9 in) over only 3 days, with humidity slightly increasing to 84%. For more details on the weather in November, you can refer to Guerrero weather in November.

In comparing the weather of May and December, it's clear that these months present stark contrasts. May boasts much higher temperatures, with averages reaching 28°C (82°F) and maximums soaring up to 43°C (110°F), while December experiences much cooler conditions, with average temperatures around 15°C (59°F) and highs of 35°C (95°F). Additionally, May sees significantly more precipitation, totaling 91 mm (3.6 in) over 9 days, in contrast to December's relatively dry conditions with only 18 mm (0.7 in) across 3 days. Humidity levels are also quite different, with May at 79% and December a bit higher at 87%. For further insights into December's weather, you can visit Guerrero weather in December.

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Conclusion: What to Expect From May Weather in Guerrero

As May settles over Guerrero, the weather transforms into a vibrant tapestry of warmth and humidity that sets it apart from the earlier months of the year. With maximum temperatures soaring to sweltering heights, the days radiate heat, while an average warmth provides a comfortable, yet steamy backdrop for outdoor adventures. Despite seeing a small uptick in precipitation compared to the drier winter months, the 79% humidity amplifies the overall tropical feel, making those rare showers a refreshing reprieve. As you prepare for your visit, take a moment to explore more about the season's unique characteristics at Guerrero Climate.