May Weather in Guerrero, Mexico

Last updated: April 22, 2025

In May, Guerrero, Mexico, experiences a delightful climate characterized by a maximum temperature reaching 32°C (90°F) and a mild average of 18°C (64°F). The weather is generally pleasant, with minimal precipitation of just 7 mm (0.3 in) over only one day, making it an ideal month for outdoor activities. Humidity remains relatively comfortable at 39%, allowing visitors and locals alike to enjoy the vibrant landscapes without the discomfort of excessive heat or moisture. Overall, May in Guerrero welcomes sunshine and warmth, perfect for exploring this beautiful region.

May Temperature in Guerrero

As May rolls into Guerrero, Mexico, temperatures begin to rise, signaling the transition into the warmer months. The month starts with nighttime lows around 0°C (32°F), a slight increase from April's chilling temps. By day, the average climbs to a comfortable 18°C (64°F), with peaks reaching a balmy 32°C (90°F)—the highest temperature recorded so far this year. This upward trend in warmth not only creates ideal conditions for outdoor activities but also hints at the approaching summer heat. Ultimately, May sets the stage for a vibrant season, as Guerrero's climate becomes increasingly inviting.

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.
JanFebMarAprMayJunJulAugSepOctNovDec434651586470666663585143
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

In May, Guerrero experiences a slight uptick in precipitation, accumulating 7 mm (0.3 in) of rain over just 1 day. This modest increase follows the near-dry conditions of April, which brought only 3 mm of rainfall, signaling the onset of the wetter months ahead. As the region transitions into June, the rainfall intensifies significantly, escalating to 33 mm (1.3 in) over 5 days, setting the stage for the heavy downpours typical in the summer months. The trend showcases a gradual build-up towards the rainy season, highlighting May as a crucial prelude to more substantial rainfall that will follow in the hotter summer 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.
JanFebMarAprMayJunJulAugSepOctNovDec121417373317414773301916
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Guerrero

As May rolls into Guerrero, Mexico, the humidity levels dip to a comfortable 39%, marking a significant decline from the more humid months of January and February, which lingered around 78% and 69% respectively. This trend of decreasing humidity continues from April, where conditions became more arid at 49%. The pleasant, lower humidity of May sets a refreshing tone before the air begins to thicken again in June at 36%. As the vibrant summer months approach, humidity levels will fluctuate, ultimately peaking again in the late summer to early fall with August hitting 78%. This pattern highlights Guerrero’s transition from a humid winter toward a pleasantly dry late spring before the cycle resumes.

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.
JanFebMarAprMayJunJulAugSepOctNovDec78%69%63%50%39%36%60%78%82%76%80%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Guerrero

In May, Guerrero, Mexico experiences an extreme UV Index of 13, leading to a burn time of just 10 minutes, making it vital for sun safety. This trend of heightened UV exposure continues from the previous month of April, which recorded an even higher UV Index of 14. The intensity remains consistent throughout the summer months, with similar readings in June and July, indicating that sun protection is crucial. As one ventures outside in May, staying vigilant against sunburn is essential, as the sun's rays can be particularly unforgiving this time of year. For more detailed information, visit 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.
JanFebMarAprMayJunJulAugSepOctNovDec79111413141313131186
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

In Guerrero, Mexico, May shines brightly as the month with the most sunshine, boasting an impressive 368 hours of sun. This peak in sunlight marks a steady rise from the chilly 219 hours in January, showcasing the gradual approach of the warm season. As spring unfolds, daily sun exposure increases substantially, with April already hinting at summer's arrival at 331 hours. Following May, the sunshine begins to taper slightly, with June still basking in 346 hours, but July and August witness a gentle decline as the region transitions towards the cooler fall months. Despite this dip, the overall trend reveals Guerrero soaking up sunshine, ensuring that even as the year progresses, sunlit days remain a cherished constant.

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.
JanFebMarAprMayJunJulAugSepOctNovDec219h257h301h331h368h346h324h314h298h298h263h263h
Data source: Guerrero May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guerrero During May

With a 79% chance of sunny weather, May in Guerrero, Mexico, stands out as a promising month for sun-seekers. This likelihood slightly surpasses earlier months like April (70%) and matches the highs seen in January and March (78%). Following the sunny delight of May, however, the probability of clear skies begins to decline sharply into the summer, with June dipping to 61%, and July and August plummeting into the 40% range. Therefore, if you're dreaming of basking in the sun, May is undoubtedly the time to visit, before the region transitions into the more unpredictable rainy season.

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.
JanFebMarAprMayJunJulAugSepOctNovDec78%68%78%70%79%61%42%40%59%80%64%51%
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 32m11h 11m12h12h 51m13h 34m13h 55m13h 43m13h 5m12h 17m11h 26m10h 42m10h 20m
Data source: Guerrero daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Guerrero

In Guerrero, Mexico, the wind speeds in May reveal a gentle transition as spring gives way to summer. With an average wind speed of 2.9 m/s (6 mph), May's breezes are slightly stronger than those in the following months of June and July, which see a notable decline to 2.5 m/s and 1.7 m/s respectively. This trend underscores a seasonal softening, where the refreshing gusts of early spring begin to wane. Interestingly, the milder speeds of May, comparable to those recorded in January and December, suggest a consistent climatic rhythm, making it an ideal time for outdoor activities amidst the pleasant warmth before the stillness of summer sets in.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.43.83.32.9 m/s2.51.71.72.02.52.12.8
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. In May, temperatures range from a chilly 0°C (32°F) at night to a warm average of 18°C (64°F), peaking at a balmy 32°C (90°F) during the day, with only 7 mm (0.3 in) of precipitation over just one day. The humidity is relatively low at 39%, creating pleasant conditions for outdoor activities. In contrast, January experiences much cooler temperatures, with lows reaching -8°C (18°F) and an average of 6°C (43°F), climbing to a maximum of 23°C (74°F). January also sees slightly higher precipitation at 12 mm (0.5 in) over two days and a much higher humidity level of 78%, making it feel colder than it actually is. For more details, check out Guerrero weather in January.

In comparing the weather between May and February, a striking contrast emerges. May boasts a more pleasant temperature range with a minimum of 0°C (32°F) and an average of 18°C (64°F), peaking at a warm 32°C (90°F). With only 7 mm of precipitation over just one day and a humidity level of 39%, May offers a dry and comfortable climate.

In contrast, February experiences much cooler temperatures, with a minimum of -7°C (20°F) and an average of 8°C (46°F), reaching a maximum of 25°C (78°F). This month sees more precipitation, totaling 14 mm over two days, and a higher humidity level of 69%. For those interested in exploring more about February weather patterns, visit Guerrero weather in February. Overall, May provides a warm, dry escape, while February can be chillier and more humid.

May and March present contrasting weather conditions. In May, temperatures range from a chilly 0°C (32°F) at night to a warm 32°C (90°F) during the day, with an average of 18°C (64°F). The month typically experiences minimal precipitation, averaging just 7 mm (0.3 in) over 1 day, and a comfortable humidity level of 39%. In contrast, March starts off much colder, with nighttime temperatures dipping to -6°C (22°F) and a daytime high reaching 27°C (81°F), averaging 11°C (52°F). This month sees more rain, totaling around 16 mm (0.6 in) across 3 days, and higher humidity at 63%. For more detailed information on the March weather, you can check Guerrero weather in March.

In comparing the weather between April and May, it is evident that May experiences warmer temperatures overall. While April sees a minimum temperature of -2°C (29°F) and an average of 14°C (58°F), May's minimum is slightly higher at 0°C (32°F), with an average temperature reaching 18°C (64°F) and a maximum of 32°C (90°F). Additionally, May has a marginally higher precipitation level at 7 mm (0.3 in) with rainfall occurring over 1 day, compared to April’s 3 mm (0.1 in) of precipitation with no recorded rain days. Humidity also decreases in May to 39%, down from April’s higher level of 49%, indicating that May is not only warmer but also drier. For more detailed insights on April weather conditions, you can check Guerrero weather in April.

May generally exhibits milder temperatures with a minimum of 0°C (32°F) and an average of 18°C (64°F), reaching up to 32°C (90°F) at its peak. The month experiences minimal precipitation, averaging just 7 mm (0.3 in) over a single day, and maintains a relatively low humidity level of 39%. In contrast, June sees a noticeable increase in warmth, with temperatures ranging from a minimum of 6°C (43°F) to an average of 21°C (70°F) and maximums peaking at 35°C (95°F). Precipitation rises significantly to 33 mm (1.3 in) spread over five days, while humidity drops slightly to 36%. For more details on the weather conditions in June, you can check Guerrero weather in June.

May and July present contrasting weather conditions despite having similar maximum temperatures. In May, the weather is generally milder, with average temperatures around 18°C (64°F) and only minimal rainfall of 7 mm (0.3 in) occurring on just one day, resulting in a humidity level of 39%. In contrast, July experiences a more humid climate, with temperatures ranging from a minimum of 10°C (51°F) to an average of 19°C (67°F). The month is significantly wetter, accumulating 174 mm (6.8 in) of precipitation over 18 days, which raises the humidity to 60%. For more information, visit Guerrero weather in July.

In comparing the weather between May and August, May presents a significant variation in temperatures, ranging from a chilly 0°C (32°F) at night to a warm 32°C (90°F) during the day, while August's temperatures are more moderate, with a minimum of 7°C (46°F) and a maximum of 32°C (89°F). However, August experiences much higher precipitation, with an average of 147 mm (5.8 in) over 18 days, compared to May's mere 7 mm (0.3 in) on just one day. Additionally, the humidity in August is considerably higher at 78%, compared to a more comfortable 39% in May. For more detailed insights, check out Guerrero weather in August.

May and September exhibit contrasting weather patterns. In May, temperatures range from a cool 0°C (32°F) at night to a warm average of 18°C (64°F) during the day, with maximum highs reaching up to 32°C (90°F). The month is generally dry, with only 7 mm (0.3 in) of precipitation over just 1 day, and a low humidity level of 39%. In contrast, September sees milder temperatures with nighttime lows around 5°C (41°F) and a daily average of 17°C (63°F), peaking at 29°C (85°F). This month experiences significantly more rainfall, with a total of 73 mm (2.9 in) spread over 11 days, and much higher humidity at 82%. For more detailed insights, refer to Guerrero weather in September.

May and October showcase distinctly different weather patterns. In May, temperatures range from a cool 0°C (32°F) to a warm 32°C (90°F), with an average of 18°C (64°F) and minimal precipitation of just 7 mm (0.3 in) over one day. The humidity is relatively low at 39%, creating a pleasant atmosphere. In contrast, October experiences colder temperatures, with a minimum of -6°C (22°F) and a maximum of 28°C (82°F), averaging 15°C (58°F). Precipitation increases significantly to 29 mm (1.2 in) over four days, along with a noticeable rise in humidity to 76%. This shift highlights the transition from the warmth of late spring to the cooler and wetter fall season. For more specific details, you can check Guerrero weather in October.

May and November present notably different weather conditions. May typically enjoys milder temperatures, with an average of 18°C (64°F) and maximums reaching up to 32°C (90°F), alongside low humidity at 39% and minimal precipitation of only 7 mm across just one day. In contrast, November sees much cooler temperatures, with an average of 10°C (51°F) and highs peaking at 25°C (78°F). It also has higher humidity at 80% and increased precipitation totaling 19 mm over two days. For more details on November weather in this region, you can check Guerrero weather in November.

May and December present starkly different weather patterns. In May, temperatures range from a cool 0°C (32°F) at night to a warm 32°C (90°F) during the day, with an average of 18°C (64°F). This month typically sees only 7 mm (0.3 in) of precipitation over just one day and boasts relatively low humidity at 39%. In contrast, December experiences much colder conditions, with nightly lows dipping to -7°C (20°F) and daytime highs reaching 22°C (71°F). The average temperature is significantly lower at 6°C (44°F), and precipitation increases to 16 mm (0.6 in) spread over two days, accompanied by a high humidity level of 85%. For more details about December weather, visit Guerrero weather in December.

Compare Guerrero's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Guerrero

As May unfolds in Guerrero, it brings a delightful warmth that sets it apart from other months. With average temperatures hovering around a pleasant 18°C (64°F) and peaks reaching a summery 32°C (90°F), the weather invites you to embrace outdoor adventures. Unlike the wetter months, May enjoys minimal rainfall, with only one day seeing precipitation, making it a perfect time for sun-filled escapades. The relatively low humidity of 39% adds to the comfort, enhancing the overall experience of the lush landscapes. For those looking to explore the unique charm of Guerrero’s climate, find more details here: Guerrero Climate.