Last updated: April 22, 2025
In May, La Union, Mexico experiences a warm and humid climate characterized by maximum temperatures peaking at 39°C (103°F) and an average of 29°C (85°F). Visitors will notice a mild chill with minimum temperatures around 19°C (67°F), creating an inviting atmosphere for outdoor activities. However, prepare for frequent showers, as the area sees approximately 75 mm (3.0 in) of precipitation over 18 rainy days throughout the month. The humidity levels hover around 62%, contributing to the tropical feel of this beautiful coastal town, making it essential for travelers to pack appropriately for both sunshine and rain.
In May, La Union, Mexico, experiences a delightful shift in temperatures that hint at the approaching summer. The minimum temperature rises to a comfortable 19°C (67°F), providing a mild start to the day, while the average climbs to a warm 29°C (85°F), perfect for outdoor adventures. As the sun reaches its peak, the maximum temperature can soar to 39°C (103°F), reminding visitors to stay hydrated and seek shade during the hottest hours. Compared to previous months, May ushers in a noticeable warmth, particularly when set against the cooler April temperatures, setting an inviting stage for sun-seekers and beach lovers alike. As the month unfolds, the inviting climate encourages a blend of relaxation and exploration.
In May, La Union experiences a notable increase in precipitation, recording 75 mm (3.0 in) over 18 rainy days. This uptick marks a significant rise from April's 46 mm, setting the stage for the looming rainy season that follows in June. The once mild showers transform into more consistent downpours, paving the way for lush landscapes and a vibrant rejuvenation of the region's flora. As temperatures begin to rise, May serves as a pivotal transition month, heralding the arrival of frequent rainfall that will continue into the summer, with June and July experiencing even more substantial precipitation.
In May, La Union, Mexico experiences a notable stability in its humidity levels, remaining at 62%, a figure consistent with April's conditions. This trend of moderate humidity continues into the early summer months, with a slight uptick to 63% in June. Looking back at the seasonal progression, the humidity starts at a high of 85% in January, gradually decreasing until April, before stabilizing in May. As summer approaches, humidity begins to rise, peaking in the fall months, with October and November showcasing some of the highest levels at 86% and 87%, respectively. This cyclical pattern highlights La Union's transition from a wet winter into a more temperate, yet increasingly humid, summer.
In May, La Union, Mexico, experiences a notably high UV Index of 13, categorized as extreme. This means that sun exposure can lead to skin damage in just 10 minutes. The trend from April, where the UV Index peaked at 14, indicates that the region maintains a consistently high level of solar intensity leading into May. It’s essential for visitors and locals alike to take precautions against harmful UV rays during this period, as the heat continues through to summer. For more details on daily UV levels, check out La Union UV Index.
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In May, La Union, Mexico, basks in an impressive 325 hours of sunshine, marking the pinnacle of brightness during the spring season. This month stands out amidst a steady upward trend in daylight hours that begins in January with 221 hours, gradually climbing as winter yields to warmer weather. As the year progresses, each month shows a remarkable increase in sunlight, peaking in May before slightly tapering off in the summer months of June and July. Notably, the months of March and April also showcase significant sunshine, with 316 and 313 hours respectively, highlighting La Union's vibrant springtime allure. This sunny paradise is undoubtedly an ideal destination for those seeking to embrace the warmth and vitality of the season.
In La Union, Mexico, the likelihood of sunny weather in May is 39%, marking a notable dip from the 63% chance in March and 49% in April. This trend suggests a transition into the warmer months, where the sunny days become less predictable. Comparatively, May stands out as a bridge between the more favorable conditions of early spring and the onset of the rainy season, with the sun's presence dwindling as summer approaches. This variability reflects nature's rhythm, where sunny days become mixed with increasing cloudiness and occasional rainfall, setting the stage for a dynamic climate as the year progresses.
In La Union, Mexico, the transition into summer brings a delightful increase in daylight hours. Beginning the year with 11 hours of daylight in January and February, the sun starts to linger a bit longer as spring approaches, with March and April basking in 12 hours of light. By May, this trend holds steady, maintaining 12 hours of daylight that allows both locals and visitors to savor the vibrant outdoor culture. As the days grow longer still, June and July peak at 13 hours of sunshine, perfect for beach outings and exploration. This abundance of daylight gradually recedes in August and September, reverting to 12 hours, before settling back to 11 hours from October to December, inviting a cozy end to the year. Overall, the gradual ebb and flow of daylight in La Union not only marks the changing seasons but also enhances the region's lively ambiance year-round.
As May unfolds in La Union, Mexico, wind speeds reach a gentle average of 3.2 m/s (7 mph), making it one of the year's breezier months. This slight uptick from April’s average of 3.0 m/s suggests a trend towards increasingly favorable conditions as spring transitions into summer. The winds are characteristic of this coastal region, providing a refreshing backdrop for outdoor activities and evoking a sense of vitality. Following May, the winds begin to gradually taper off, with June bringing a decrease to 2.9 m/s (6 mph). Overall, May’s breezy charm not only enhances the beautiful landscapes but also sets the stage for the warm months ahead.
The weather in La Union 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 La Union and find detailed weather information for every month.
May and January present markedly different weather patterns. In May, temperatures range from a minimum of 19°C (67°F) to a scorching maximum of 39°C (103°F), with an average temperature of 29°C (85°F). The month also sees a fair amount of precipitation, totaling 75 mm (3.0 in) over 18 days, contributing to a humidity level of 62%. In contrast, January features milder temperatures, with a minimum of 14°C (57°F), an average of 24°C (75°F), and a maximum of 37°C (99°F). The precipitation is lower, totaling 43 mm (1.7 in) over 11 days, but the humidity is notably higher at 85%. For more detailed weather insights for January, you can visit La Union weather in January.
May experiences significantly warmer temperatures compared to February, with averages of 29°C (85°F) and maximums reaching up to 39°C (103°F). In contrast, February maintains milder conditions, averaging 25°C (78°F) and peaking at 36°C (98°F). While May sees higher humidity levels at 62%, February has a more humid atmosphere with 78%. Precipitation is also greater in May, totaling 75 mm (3.0 in) over 18 days, whereas February records only 29 mm (1.2 in) over 10 days. For more detailed information on February weather, you can visit La Union weather in February.
In comparing the weather of May and March, May typically presents warmer temperatures, with a minimum of 19°C (67°F) and an average of 29°C (85°F), reaching up to a maximum of 39°C (103°F). In contrast, March sees slightly cooler conditions, with a minimum of 16°C (60°F) and an average of 26°C (80°F), peaking at 36°C (98°F). Additionally, May experiences more precipitation, averaging 75 mm (3.0 in) over 18 days, whereas March has a significantly lower total of 23 mm (0.9 in) across just 7 days. Humidity remains relatively high in both months, with March at 67% and May at 62%. For a more detailed look at March weather, visit La Union weather in March.
In comparing the weather of May and April, it’s clear that both months experience warm temperatures, though May is slightly cooler on average. May has a minimum temperature of 19°C (67°F) and an average of 29°C (85°F), while April features a minimum of 17°C (63°F) and averages 28°C (83°F). However, April sees a maximum temperature that reaches up to 41°C (107°F), surpassing May’s maximum of 39°C (103°F). Another notable difference is the precipitation; May records 75 mm (3.0 in) of rainfall over 18 days, compared to April's 46 mm (1.8 in) across just 7 days. Both months share the same humidity level of 62%. For more details about April's weather in La Union, visit La Union weather in April.
The weather in May and June presents some intriguing contrasts. In May, temperatures range from a minimum of 19°C (67°F) to a maximum of 39°C (103°F), with an average of 29°C (85°F). The month sees a moderate amount of rain, totaling 75 mm (3.0 in) over 18 days and maintaining a humidity level of 62%. In comparison, June experiences slightly higher minimum temperatures, starting at 22°C (72°F), with an overall average of 28°C (83°F) and a maximum of 38°C (101°F). However, June is significantly wetter, with precipitation reaching 227 mm (8.9 in) over 25 days, and humidity nudging up to 63%. For a detailed outlook on June weather, you can check La Union weather in June.
In comparing the weather of May and July, May experiences slightly warmer daytime temperatures, with an average of 29°C (85°F) and a maximum reaching up to 39°C (103°F). However, July has a higher minimum temperature of 21°C (71°F) and a cooler average of 28°C (82°F). Additionally, July sees increased precipitation, with 113 mm (4.4 in) over 23 days compared to May's 75 mm (3.0 in) over 18 days. The humidity also rises in July, reaching 66% compared to May’s 62%. For more detailed information, check out La Union weather in July.
In comparing the weather between May and August, we observe distinct characteristics. May typically experiences warmer highs, with average temperatures reaching up to 29°C (85°F) and maximums of 39°C (103°F). However, it sees substantial precipitation, totaling around 75 mm (3.0 in) over 18 days, and a humidity level of 62%. In contrast, August is slightly cooler on average, with temperatures averaging 28°C (83°F) and maxing out at 37°C (99°F). It also has increased rainfall, amounting to 125 mm (4.9 in) spread across 24 days and higher humidity at 73%. For more detailed information, you can check La Union weather in August.
May and September showcase distinct weather patterns. In May, temperatures range from a minimum of 19°C (67°F) to a maximum of 39°C (103°F), with an average of 29°C (85°F). The month experiences moderate precipitation of 75 mm (3.0 in) over 18 days, accompanied by a humidity level of 62%. In contrast, September sees slightly warmer minimum temperatures of 22°C (72°F) and averages around 28°C (82°F), while the maximum temperature is a bit lower at 38°C (100°F). However, this month brings significantly more rainfall, totaling 154 mm (6.1 in) over 26 days, and higher humidity at 82%. For more detailed information, check out La Union weather in September.
When comparing the weather in May and October, it’s clear that both months have their unique characteristics. May typically features warmer temperatures, with an average of 29°C (85°F) and a maximum that can reach up to 39°C (103°F). In contrast, October offers milder average temperatures of 27°C (80°F) and a maximum of 36°C (97°F). Precipitation is notably higher in October, accumulating about 180 mm (7.1 in) over 24 days, compared to May's 75 mm (3.0 in) over 18 days. Additionally, October experiences higher humidity levels at 86%, compared to May's 62%. This shift in weather can significantly influence outdoor activities. For more detailed insights on October weather, you can check La Union weather in October.
In May, temperatures soar with a minimum of 19°C (67°F) and an average high of 29°C (85°F), peaking at a scorching 39°C (103°F). The month experiences 75 mm (3.0 in) of precipitation, spread over 18 days, while humidity hovers around 62%. In contrast, November offers a milder climate with a minimum temperature of 15°C (59°F) and an average of 25°C (77°F), reaching a maximum of 33°C (92°F). Precipitation is slightly lower at 73 mm (2.9 in) over 15 days, but the humidity is notably higher at 87%. For more details on November weather, you can check La Union weather in November.
In May, temperatures soar, with a minimum of 19°C (67°F) and a maximum reaching up to 39°C (103°F), making it the warmest month of the year. The average temperature of 29°C (85°F) is accompanied by a notable 75 mm (3.0 in) of precipitation over 18 days, creating a humid atmosphere with 62% humidity. In contrast, December experiences milder weather, featuring a minimum of 12°C (53°F) and a maximum of 33°C (92°F), with an average of 24°C (75°F). Precipitation drops to 46 mm (1.8 in) over 14 days, but humidity rises to a significant 87%. This comparison highlights the transition from the hot, humid days of May to the cooler, more humid conditions of December. For more specific details, you can check La Union weather in December.
As May unfolds in La Union, the weather shifts notably, showcasing a blend of intense heat and variable humidity that sets the stage for the summer months ahead. The maximum temperatures soar to a sizzling peak, inviting beachgoers to embrace the sun, while the average warmth remains comfortably inviting. However, with precipitation occurring on nearly half the days, May presents a more humid atmosphere compared to the preceding months, making it a transitional period filled with both sunny splendor and occasional showers. For a more detailed look at weather patterns throughout the year, visit La Union Climate.