May Weather in Mazatlan, Mexico

Last updated: April 22, 2025

May in Mazatlán, Mexico offers a vibrant blend of warm temperatures and tropical ambiance. With daily maximums reaching a sunny 32°C (90°F) and an average of 22°C (71°F), visitors can enjoy pleasant beach days. However, the weather can be quite humid, averaging 73% humidity, making the air feel warmer. Expect occasional rainfall, as the month records a total precipitation of 155 mm (6.1 in) over 19 days, providing a lush, green backdrop. Whether you're exploring the coastline or savoring local cuisine, May’s tropical climate promises a delightful escape.

May Temperature in Mazatlan

In Mazatlán during May, temperatures begin to rise, signaling the transition into warmer months. The month starts with a minimum temperature of 13°C (56°F), ensuring mild mornings, while the daily average rests comfortably at 22°C (71°F). With a peak temperature reaching 32°C (90°F), May offers plenty of warm sunshine, perfect for beach activities and outdoor adventures. This noticeable increase in warmth compared to earlier months, such as April’s averages, makes May an appealing time for visitors seeking pleasant weather before the summer heat fully sets in. Enjoy the perfect blend of warmth and comfort that this month presents in this beautiful coastal city!

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

The chart illustrates May temperature patterns in Mazatlan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec656769717168696868686765
Data source: Temperature data for Mazatlan 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 Mazatlan

In Mazatlán, Mexico, the month of May marks a significant shift in precipitation patterns, with rainfall skyrocketing to 155 mm (6.1 in) over 19 days. This surge in moisture is a precursor to the intense rainy season that follows, setting May apart from the drier earlier months. Unlike the relatively calm January through April, which collectively receive only 63 mm of rain, May's precipitation indicates the onset of a wetter climate as the summer months approach. The transition is even more pronounced when you consider that June and July experience even heavier rainfall, with totals of 367 mm and 357 mm, respectively. As May bridges the gap between the dry and wet seasons, it plays a critical role in shaping the lush landscapes of Mazatlán, creating a vibrant backdrop for the vibrant city as it flourishes under the rains.

May Precipitation Trends in Mazatlan

The chart displays monthly precipitation patterns in Mazatlan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec10513351553673575174122565615
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mazatlan

As May unfolds in Mazatlán, Mexico, the coastal paradise experiences a notable rise in humidity, peaking at 73%. This marks a significant increase from the drier months of January to April, where humidity levels hovered between 59% and 65%. The trend is clear: as spring gives way to summer, the air becomes increasingly moist, setting the stage for the sweltering conditions that will follow in June and July, which see humidity levels soar to 78% and 79%, respectively. This seasonal shift not only invigorates the local flora but also creates an inviting atmosphere for visitors seeking the lush, vibrant beauty of Mazatlán during this transitional month.

May Average Humidity in Mazatlan

This chart illustrates the average monthly humidity levels in Mazatlan, 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 Mazatlan

As May rolls into Mazatlán, Mexico, the UV Index hits a striking 14, maintaining an extreme exposure category that demands caution. With a burn time of just 10 minutes, visitors and locals alike should be mindful of sun safety to avoid harmful effects. This trend of high UV levels has continued since January, peaking significantly during the spring months with values consistently around 14 from March through June. As the sunny season unfolds, it's essential to stay protected and informed about sun exposure, especially as summer approaches. For more insights on UV levels throughout the year, visit Mazatlan UV Index.

Maximum UV Index Levels in Mazatlan for May

The chart shows the monthly maximum UV Index (UVI) for Mazatlan 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414141412109
Data source: Mazatlan 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 Mazatlan

May in Mazatlán, Mexico, shines brightly with an impressive 316 hours of sunshine, just slightly below the peak witnessed in March and April. This month continues the trend of abundant sunlight that starts off the year, with January, February, and March showcasing 242, 281, and 321 hours respectively, gradually welcoming the warmth of spring. As we transition from April’s consistent brightness back into summer, May stands out as a delightful time to soak in the sun before the hours begin to dip again in June. This gradual decline in sunshine, recorded at 252 hours, hints at the ebb and flow of seasonal climates, but overall, May remains a vibrant part of Mazatlán's sun-soaked allure.

Monthly Sunshine Duration in Mazatlan: May Highlighted

The May sunshine duration represents the total number of hours Mazatlan 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.
JanFebMarAprMayJunJulAugSepOctNovDec242h281h321h321h316h252h289h267h242h267h289h297h
Data source: Mazatlan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mazatlan During May

In Mazatlán, Mexico, the likelihood of enjoying sunny weather dramatically shifts as the year progresses. While January kicks off with a moderate 46% chance of sunshine, this figure soars to 74% in February and remains relatively high through March and April, both hovering around 68%. However, by the time we reach May, this sunny trend takes a turn, dropping to 39%, indicating a noteworthy decrease in bright days. As summer descends, the chances of sunshine plummet further in June and beyond, landing as low as 5% in June and reaching an annual low of 8% in August. This pattern highlights May as a transitional month, where the vibrant sunshine of early spring begins to wane, making way for the more unpredictable summer weather that follows.

Percentage of Sunny Days in May in Mazatlan

The chart illustrates the percentage of sunny days in Mazatlan 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 Mazatlan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%74%68%68%39%5%14%8%7%16%46%66%
Data source: Mazatlan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mazatlan in May

In Mazatlán, Mexico, the transition into May sees a delightful consistency with 12 hours of daylight, a figure that has remained stable since April. This marks a steady increase from the earlier months of the year, where January and February each offered a more limited 11 hours. As spring progresses, daylight extends gradually, peaking in June and July at a vibrant 13 hours. Following this peak, the days begin to shorten, returning to 12 hours from August through September before settling down again to 11 hours in the latter months. The trends indicate a rhythmic ebb and flow of daylight, creating a beautifully balanced experience perfect for outdoor activities and enjoyment of the evolving scenery throughout the year.

Average Daylight Hours in Mazatlan for May

The chart illustrates the variation in daylight duration in Mazatlan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 12m11h 34m12h 2m12h 32m12h 56m13h 8m13h 2m12h 40m12h 12m11h 42m11h 17m11h 5m
Data source: Mazatlan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Mazatlan

In May, Mazatlán experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), slightly dipping from the higher winds of April. This moderate wind pattern is consistent with the lighter breezes that characterize the summer months ahead, as evidenced by the lower speeds observed in June and beyond. While the winds are gentle, they provide a refreshing contrast to the warmer evenings, making May an ideal time for outdoor activities along the stunning coastline. The trend of gradually decreasing wind speeds from spring into summer highlights a serene transition, inviting both locals and visitors to enjoy the tranquil atmosphere that Mazatlán offers.

Average May Wind Speed in Mazatlan

The chart displays monthly wind speed patterns in Mazatlan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.61.61.81.5 m/s1.11.21.21.11.21.21.2
Data source: Mazatlan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Mazatlan Compares to Other Months

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

May and January present contrasting weather experiences. In May, temperatures range from a minimum of 13°C (56°F) to a peak of 32°C (90°F), with an average of 22°C (71°F). The month is characterized by significantly higher precipitation, totaling 155 mm (6.1 in) over 19 days, contributing to a humidity level of 73%. In contrast, January boasts milder temperatures, with a minimum of 9°C (48°F) and a maximum of 29°C (85°F), averaging 18°C (65°F). Notably, it is much drier, with only 10 mm (0.4 in) of rainfall occurring over just one day, and a lower humidity of 65%. For more details, you can check out Mazatlan weather in January.

When comparing the weather in May and February, May tends to be warmer and wetter. In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average temperature of 22°C (71°F). This month also sees significant rainfall, with precipitation levels reaching 155 mm (6.1 in) over approximately 19 days, resulting in higher humidity at 73%. On the other hand, February offers milder temperatures, with a minimum of 9°C (48°F), an average of 19°C (67°F), and a maximum of 31°C (88°F). February is notably drier, with only 5 mm (0.2 in) of rain falling on just one day, and a lower humidity level of 61%. For more specifics on February weather, you can check out Mazatlan weather in February.

In comparing the weather between May and March, it is notable that both months experience similar maximum temperatures, reaching up to 32°C (90°F). However, May is generally warmer with an average temperature of 22°C (71°F), compared to March's average of 21°C (70°F). While March has a relatively low precipitation of just 13 mm (0.5 in) over 3 days, May sees significantly more rainfall, totaling 155 mm (6.1 in) across 19 days, leading to higher humidity levels of 73% in May compared to 59% in March. For more detailed information, you can check Mazatlan weather in March.

In comparing the weather of April and May, both months experience an average temperature of 22°C (71°F), but their extremes tell a different story. April enjoys warmer maximum temperatures, peaking at 34°C (93°F), while May reaches a cooler maximum of 32°C (90°F). Precipitation levels are significantly higher in May, with 155 mm (6.1 in) over 19 days, compared to the mild 35 mm (1.4 in) over just 5 days in April. Additionally, May features higher humidity at 73%, reflecting a more humid atmosphere than April's 62%. For a closer look at April's weather specifics, visit Mazatlan weather in April.

May and June bring distinct weather patterns, marking a transition into the summer months. In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 22°C (71°F). However, it boasts significant rainfall, with 155 mm (6.1 in) falling over 19 days and a humidity level of 73%. In contrast, June sees slightly warmer temperatures, with a minimum of 14°C (58°F) and a slightly lower maximum of 30°C (87°F), averaging 20°C (69°F). The month also experiences a dramatic increase in precipitation, totaling 367 mm (14.4 in) over 28 days, alongside a rise in humidity to 78%. For more specific insights into June, check out Mazatlan weather in June.

In comparing the weather between May and July, we see notable differences in temperature and precipitation patterns. May typically enjoys a mild temperature range, with a minimum of 13°C (56°F) and a maximum of 32°C (90°F), while July's temperatures are slightly cooler, with a minimum of 14°C (58°F) and a maximum of 29°C (85°F). However, July experiences significantly higher precipitation, averaging 357 mm (14.0 in) over 29 days, compared to May's 155 mm (6.1 in) over 19 days. Additionally, humidity rises in July to 79%, up from May's 73%, contributing to a more tropical atmosphere. For a detailed look at conditions during this time, you can check Mazatlan weather in July.

May and August present distinct weather patterns. In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 22°C (71°F). The month experiences approximately 155 mm (6.1 in) of precipitation over 19 days, accompanied by a humidity level of 73%. In contrast, August sees a slight increase in minimum temperature at 15°C (59°F) and a decrease in maximum temperature with a peak of 28°C (83°F), leading to an average of 20°C (68°F). However, August is much wetter, with 517 mm (20.4 in) of rain over 30 days and higher humidity at 82%. For more details on summer weather patterns, you can check the link here: Mazatlan weather in August.

May and September each offer distinct weather characteristics. In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 22°C (71°F). This month experiences significant rainfall, totaling 155 mm (6.1 in) over 19 days, and a humidity level of 73%. In contrast, September sees slightly higher minimum temperatures at 15°C (59°F) and a lower maximum of 29°C (84°F), with an average of 20°C (68°F). However, it also brings much more precipitation, with 412 mm (16.2 in) falling over 28 days and humidity rising to 82%. For more details on September weather, check out Mazatlan weather in September.

May and October present contrasting yet mild weather patterns. In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 22°C (71°F). This month typically experiences 155 mm (6.1 in) of precipitation over 19 days, with humidity at a comfortable 73%. In contrast, October sees slightly cooler temperatures, with a minimum of 13°C (56°F), an average of 20°C (68°F), and a maximum of 29°C (84°F). However, this month is wetter, with 256 mm (10.1 in) of rain falling over 25 days and humidity rising to 79%. For more detailed information, check out the Mazatlan weather in October.

May tends to be warmer and wetter compared to November, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (90°F) and a total precipitation of 155 mm (6.1 in) over 19 days. In contrast, November experiences milder temperatures between 11°C (52°F) and 29°C (85°F), along with significantly less rainfall, totaling 55 mm (2.2 in) over just 9 days. Despite the difference in rainfall, humidity levels remain similar, with May at 73% and November slightly lower at 72%. For more details specifically about November weather, check out Mazatlan weather in November.

In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average temperature of 22°C (71°F). The month sees significant rainfall, totaling 155 mm (6.1 in) over about 19 days, resulting in a humidity level of 73%. In contrast, December features milder temperatures, with a minimum of 9°C (48°F), an average of 18°C (65°F), and a maximum of 29°C (85°F). Rainfall is minimal, totaling just 15 mm (0.6 in) over 4 days, and humidity slightly decreases to 70%. For more detailed information, you can check Mazatlan weather in December.

Compare Mazatlan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Mazatlan

As May settles in Mazatlán, the weather begins to transition from the mildness of earlier months to warmer conditions, with maximum temperatures climbing significantly and an average warmth that invites outdoor adventures. While the humidity rises, contributing to a sultry atmosphere, rain starts to become more frequent, with nearly two-thirds of the month experiencing some precipitation. This shift showcases the vibrant interplay of the Pacific's pre-summer warmth and the onset of tropical influences, making May a unique time to visit. For a deeper understanding of how the climate evolves throughout the year, dive into the details at Mazatlan Climate.