May Weather in San Carlos, Mexico

Last updated: April 22, 2025

San Carlos, Mexico experiences a warm and inviting May, with temperatures reaching a maximum of 39°C (102°F) and averaging around 26°C (79°F). While the days can be hot, the nights cool down to a pleasant minimum of 9°C (49°F), offering a nice respite. May also sees a modest precipitation total of 16 mm (0.6 in), with rain occurring on about 4 days, contributing to a humidity level of 69% that enhances the tropical feel of the region. Whether you're soaking up the sun or enjoying the occasional shower, this month promises a delightful blend of warmth and refreshing coastal breezes.

May Temperature in San Carlos

In San Carlos, Mexico, May marks a transition into warmer weather, with temperatures reflecting a vibrant shift from the cooler spring months. The month begins with a minimum temperature of 9°C (49°F) and peaks at a sweltering 39°C (102°F), leading to an average of 26°C (79°F). As days lengthen and the sun shines brighter, this trend of rising temperatures continues to create a warm and inviting atmosphere, making it an ideal time for outdoor activities. The significant increase from April’s averages signifies the onset of the hotter months ahead, hinting at the summer heat that San Carlos will soon embrace.

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

The chart illustrates May temperature patterns in San Carlos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505664717982818074685953
Data source: Temperature data for San Carlos 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 Carlos

In May, San Carlos experiences a notable uptick in precipitation, receiving 16 mm (0.6 in) over the course of four days. This increase is a precursor to the summer months, signaling the transition towards the wetter season. Compared to earlier months, May's rainfall marks a significant rise from April's 9 mm and paves the way for the heavier rains of June and beyond. The trend is clear: as spring gives way to summer, local flora begins to thrive, setting a vibrant backdrop against the stunning coastal scenery. This upward trajectory in rainfall continues through the summer, with rainfall peaking in August at 57 mm (2.2 in), making May a pivotal month in the region's weather pattern.

May Precipitation Trends in San Carlos

The chart displays monthly precipitation patterns in San Carlos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec119691645325781281324
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Carlos

As May arrives in San Carlos, Mexico, the humidity settles at 69%, marking a slight rise from the previous months. This trend reflects the transitional phase into the warmer season, where the air begins to retain more moisture compared to the drier spring months of March and April, both recorded at 62%. Following May, humidity levels spike again, peaking in the late months of the year, with November and December reaching a high of 85%. This pattern illustrates the coastal region's characteristic climatic shifts, where humidity fluctuates significantly throughout the year, creating a lush environment as summer approaches.

May Average Humidity in San Carlos

This chart illustrates the average monthly humidity levels in San Carlos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75%72%62%63%70%73%67%62%75%78%85%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Carlos

In May, San Carlos, Mexico, experiences an extreme UV Index of 13, maintaining the intensity seen in April. With a burn time of just 10 minutes, sun safety becomes paramount during this month. This high UV exposure trend continues into June and July, highlighting the importance of sun protection as summer approaches. The ratings shift back to very high in October, signaling a gradual decline in UV intensity as the year progresses. For more detailed information on UV levels throughout the year, visit the San Carlos UV Index.

Maximum UV Index Levels in San Carlos for May

The chart shows the monthly maximum UV Index (UVI) for San Carlos 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.
JanFebMarAprMayJunJulAugSepOctNovDec69101313131312121075
Data source: San Carlos 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 Carlos

As May unfolds in San Carlos, Mexico, the sun shines at its brightest, providing an impressive 361 hours of glorious daylight. This month marks a peak in sunshine hours, following a steady upward trend from the 217 hours in January to 324 hours in April. The warm embrace of May signals the arrival of summer, leading into even sunnier months like July, which boasts 363 hours of sunshine. This gradual increase illustrates San Carlos's enchanting ability to invite warmth and light, creating the perfect backdrop for outdoor adventures. However, as the year progresses into the autumn months, a slight decline in daylight hours becomes evident, emphasizing May's role as a climactic point in the vibrant sunshine narrative of this coastal gem.

Monthly Sunshine Duration in San Carlos: May Highlighted

The May sunshine duration represents the total number of hours San Carlos 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.
JanFebMarAprMayJunJulAugSepOctNovDec217h251h296h324h361h355h363h344h304h290h265h267h
Data source: San Carlos May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Carlos During May

In San Carlos, Mexico, May offers a delightful 75% chance of sunny weather, slightly higher than the preceding months of April (62%) and March (71%). This trend reflects a seasonal shift, as the region transitions from the cooler spring months towards the warmer summer. Notably, May stands out as one of the sunniest months, ensuring that visitors and locals alike can bask in the sunshine before the summer months bring higher humidity and a drop in sunny days, particularly in August. With consistent chances of clear skies throughout the spring, May emerges as an ideal time to experience the stunning coastal beauty of San Carlos.

Percentage of Sunny Days in May in San Carlos

The chart illustrates the percentage of sunny days in San Carlos 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 Carlos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec74%62%71%62%75%67%64%46%71%71%67%54%
Data source: San Carlos May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Carlos in May

As spring transitions into summer, San Carlos, Mexico experiences a notable increase in daylight duration, with May illuminating the landscape for 13 hours. This month marks the peak of daylight hours that begins in late March, where days lengthen from 12 hours to a full 13 hours in both May and continuing through August. Following this peak, daylight begins its gradual decline, echoing nature’s cycles, as daylight hours decrease to 12 in September and further to 10 by November. Overall, these trends create a vibrant tapestry of light throughout the year, inviting residents and visitors alike to embrace the beauty of San Carlos during its sun-soaked months.

Average Daylight Hours in San Carlos for May

The chart illustrates the variation in daylight duration in San Carlos throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 30m11h 9m12h12h 52m13h 36m13h 57m13h 45m13h 7m12h 17m11h 25m10h 40m10h 18m
Data source: San Carlos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in San Carlos

In San Carlos, Mexico, the month of May experiences a mild average wind speed of 3.4 m/s (8 mph), slightly tapering off from the breezy conditions of March and April. This gentle wind serves as a perfect backdrop for outdoor activities and relaxation, aligning with the area's beautiful spring atmosphere. Following the trend of the preceding months, May sustains a pleasant breeze that invites visitors to enjoy the stunning coastal views while hinting at the transition towards summer's warmer days. As the season shifts, the wind speed gradually decreases, marking a shift toward calmer, sun-filled days typical of the approaching summer months.

Average May Wind Speed in San Carlos

The chart displays monthly wind speed patterns in San Carlos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.64.03.53.4 m/s3.32.92.42.52.92.53.0
Data source: San Carlos May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in San Carlos Compares to Other Months

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

May and January present distinctly different weather patterns. In May, temperatures range from a refreshing 9°C (49°F) at their lowest to a sweltering 39°C (102°F) at their peak, with an average high of 26°C (79°F). This month experiences higher temperatures and a relative humidity of 69%, accompanied by light rainfall on about four days, totaling 16 mm (0.6 in). In contrast, January boasts much cooler weather, with temperatures dipping as low as -7°C (19°F) and peaking at 28°C (82°F). The average temperature is only 10°C (50°F), and the month sees slightly less precipitation at 11 mm (0.4 in) over just two days, although humidity is a touch higher at 75%. For more details, you can check the weather specifics here: San Carlos weather in January.

May and February present strikingly contrasting weather patterns. In May, temperatures soar with a minimum of 9°C (49°F) and an average high of 26°C (79°F), reaching up to 39°C (102°F), while February experiences chilly conditions, with a minimum of -11°C (13°F) and an average high of only 13°C (56°F). Precipitation is slightly higher in May at 16 mm (0.6 in) falling over 4 days, compared to February's 9 mm (0.4 in) over 2 days. Additionally, humidity remains relatively stable, with May at 69% and February slightly higher at 72%. For a closer look at February weather specifics, check out San Carlos weather in February.

In comparing the weather between March and May, it's clear that May brings significantly warmer temperatures, with averages reaching 26°C (79°F) and maximums soaring up to 39°C (102°F), while March features cooler conditions, with an average of 18°C (64°F) and maximums of 34°C (94°F). Precipitation is also more frequent in May, with about 16 mm (0.6 in) over four days, compared to March's lighter rainfall of 6 mm (0.2 in) over just two days. Humidity levels increase in May to 69%, slightly higher than March’s 62%. For more detailed insights on March weather, you can check out San Carlos weather in March.

In comparing the weather of May and April, May tends to be significantly warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 39°C (102°F), compared to April's range of 4°C (39°F) to 35°C (95°F). The average temperature in May reaches 26°C (79°F), while in April it is slightly lower at 22°C (71°F). Additionally, May experiences a bit more precipitation, accumulating 16 mm (0.6 in) over 4 days, compared to April's 9 mm (0.4 in) across just 2 days. Humidity is also higher in May at 69%, compared to 62% in April. For more detailed insights, you can explore San Carlos weather in April.

In May, temperatures can range from a comfortable minimum of 9°C (49°F) to a sweltering maximum of 39°C (102°F), with an average temperature of 26°C (79°F). The month experiences relatively low precipitation, totaling 16 mm (0.6 in) over about 4 days, and humidity levels hover around 69%. In contrast, June sees a slight increase in temperature, with minimums of 15°C (59°F) and maximums reaching 40°C (104°F), along with an average of 28°C (82°F). However, June is marked by increased rainfall, totaling 45 mm (1.8 in) over 6 days, and a modest rise in humidity to 73%. For more specific insights on June weather conditions, you can check San Carlos weather in June.

In May, temperatures can range from a cool 9°C (49°F) to a scorching 39°C (102°F), with an average of 26°C (79°F). The month experiences limited rainfall, with only 16 mm (0.6 in) spread over about 4 days and humidity levels around 69%. In contrast, July sees a higher minimum temperature of 17°C (63°F) and an average temperature similar to May at 27°C (81°F). However, July tends to be wetter, receiving 32 mm (1.3 in) of precipitation over approximately 7 days, while humidity remains slightly lower at 67%. You can find more detailed information about July weather in San Carlos here. Overall, July is warmer at night, a bit rainier, but maintains a similar heat intensity as May.

In May, the weather typically features a wide temperature range, with a minimum of 9°C (49°F) and a maximum of 39°C (102°F), leading to an average temperature of 26°C (79°F). Precipitation is relatively low, with only 16 mm (0.6 in) over about 4 days and a humidity level of 69%. In contrast, August sees milder minimum temperatures at 15°C (59°F) and slightly higher averages at 27°C (80°F), with a maximum of 38°C (100°F). However, it experiences significantly more rainfall, totaling 57 mm (2.2 in) over approximately 9 days, resulting in lower humidity at 62%. For more specific details, you can check San Carlos weather in August.

May and September present contrasting weather characteristics. In May, temperatures range from a low of 9°C (49°F) to a high of 39°C (102°F), with an average of 26°C (79°F) and limited precipitation of only 16 mm (0.6 in) over about 4 days, resulting in a relatively dry atmosphere with a humidity of 69%. In contrast, September sees milder temperatures, with a minimum of 11°C (52°F) and a maximum of 36°C (98°F), averaging 23°C (75°F). However, it experiences significantly higher rainfall, totaling 81 mm (3.2 in) across approximately 10 days, and increased humidity at 75%. For more details, you can check San Carlos weather in September.

May and October present contrasting weather patterns. In May, temperatures can soar as high as 39°C (102°F), with an average of 26°C (79°F), making it one of the hotter months of the year. In contrast, October experiences cooler temperatures, with a maximum of 34°C (93°F) and an average of 20°C (68°F), and even dipping to a chilly minimum of -1°C (31°F) at night. Additionally, May tends to have lower precipitation, averaging 16 mm (0.6 in) over approximately 4 days, while October sees a slight increase in rainfall at 28 mm (1.1 in) across about 5 days. Humidity levels also rise in October to 78%, compared to 69% in May. For more specific insights into the weather conditions, you can check San Carlos weather in October.

May and November present contrasting weather patterns. In May, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 39°C (102°F), with an average of 26°C (79°F). The month sees moderate precipitation, totaling 16 mm (0.6 in) over about 4 days, and a humidity level of 69%. In comparison, November experiences cooler temperatures, with a minimum of -5°C (24°F), an average of 15°C (60°F), and a maximum of 30°C (87°F). Precipitation is slightly lower at 13 mm (0.5 in) and occurs over just 2 days, while humidity rises to 85%. For more detailed information, you can check San Carlos weather in November.

May and December present a striking contrast in weather characteristics. In May, temperatures range from a mild 9°C (49°F) at night to a scorching peak of 39°C (102°F) during the day, with an average temperature of 26°C (79°F). The month sees relatively low precipitation at 16 mm (0.6 in), falling over just 4 days, and humidity around 69%. In contrast, December experiences much colder conditions, with nighttime temperatures dropping to -10°C (14°F) and daytime highs reaching only 28°C (82°F), averaging at 11°C (53°F). This month receives slightly more precipitation at 24 mm (0.9 in) over just 2 days and has a higher humidity level of 85%. For a deeper look into what December brings, check out San Carlos weather in December.

Compare San Carlos's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in San Carlos

As May unfolds in San Carlos, the weather transforms into a warm embrace, marked by soaring temperatures that often reach up to 39°C (102°F). This month stands out with its average warmth of 26°C (79°F), welcoming the summer heat while still allowing for cooler moments, particularly at night. Unlike the preceding months, May experiences only a slight increase in precipitation, with 16 mm (0.6 in) falling over just a handful of days, which contributes to the region’s moderate humidity at 69%. This unique blend of warmth and occasional rainfall makes May a delightful precursor to the hotter months ahead. For more insights on weather patterns throughout the year, check out San Carlos Climate.