July Weather in La Union, Mexico

Last updated: April 22, 2025

In July, La Union, Mexico, experiences a robust summer climate characterized by a maximum temperature soaring to 40°C (104°F) and a comfortable average of 29°C (85°F). The nights bring a refreshing coolness, with minimum temperatures around 22°C (73°F). While the region enjoys sunny days, it also sees a significant precipitation amount of 64 mm (2.5 in) over 13 days, contributing to the lush, vibrant surroundings. Coupled with a high humidity level of 82%, visitors can expect a tropical atmosphere, making it an ideal time for those who cherish warm, albeit occasionally wet, summer adventures in this picturesque locale.

July Temperature in La Union

In July, La Union, Mexico, experiences a warm and inviting climate, with temperatures showcasing a blend of midsummer heat. The minimum temperature settles at a comfortable 22°C (73°F), ensuring pleasant mornings and evenings. With an average of 29°C (85°F), the days promise a delightful balance between warmth and sunshine, ideal for beach outings and outdoor excursions. However, temperatures can peak at a scorching 40°C (104°F), signaling the peak of summer’s intensity. This month reflects a noticeable trend of rising temperatures, as summer reaches its zenith, setting the stage for vibrant activities and relaxation under the sun. Whether you're exploring local attractions or enjoying the coastal breeze, July’s warmth is undeniably captivating.

July Weather in La Union: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in La Union, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec737679838684858482807674
Data source: Temperature data for La Union generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in La Union

In July, La Union experiences a moderate level of rainfall, with 64 mm (2.5 in) of precipitation falling over 13 days. This marks a decrease compared to the intense downpour of 259 mm (10.2 in) in June, signifying a gradual transition into the drier months. The summer heat is tempered by this rainfall, contributing to the region's lush landscapes. Following July, August ramps up again with more rainfall, indicating a fluctuating yet connected precipitation pattern that peaks in the autumn months. By analyzing these trends, it's clear that July serves as a pivotal moment in La Union's climatic cycle, bridging the torrential rains of early summer with a slightly drier late summer leading into fall.

July Precipitation Trends in La Union

The chart displays monthly precipitation patterns in La Union, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec100463649982596411621030516999
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in La Union

In La Union, Mexico, July marks a significant rise in humidity, reaching 82%, just shy of the peak levels experienced in August and throughout the fall months. After a gradual decrease from January’s 83%, the humidity fluctuated throughout the spring and early summer, with June experiencing a more moderate 69%. This pattern suggests that as summer progresses, residents and visitors alike can expect a thickening atmosphere, making July a month where the air feels particularly warm and moist. The trend continues into August, where humidity soars to 87%, indicating a transition into the more oppressive levels typical of the region’s late summer months.

July Average Humidity in La Union

This chart illustrates the average monthly humidity levels in La Union, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%66%59%64%69%82%87%87%88%88%88%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in La Union

In July, La Union, Mexico experiences an ultraviolet (UV) Index of 13, categorized as extreme, with a burn time of just 10 minutes. This pattern of high UV exposure is consistent throughout the summer months, as both June and August also register a UV Index of 13. Notably, the region sees its peak UV Index in April, where it reaches 14, closely followed by June, indicating a period of intense sun exposure that requires caution. As temperatures rise, visitors and residents alike should be mindful of sun safety practices to mitigate the risk of sunburn during this time. For more information, visit La Union UV Index.

Maximum UV Index Levels in La Union for July

The chart shows the monthly maximum UV Index (UVI) for La Union in July, 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.
JanFebMarAprMayJunJulAugSepOctNovDec911131413141313131298
Data source: La Union July 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.

July Sunshine in La Union

July in La Union, Mexico, basks in an impressive 327 hours of sunshine, making it the sunniest month of the year. This peak in bright days follows a steady upward trend from the earlier months, with May already shining brightly at 317 hours. After enjoying some delightful early summer sunshine, visitors can appreciate the gradual warmth of April and May, leading into July's radiant peak. As the year progresses, La Union continues to treat its residents and tourists to abundant sunshine, with August not far behind at 322 hours. This vibrant trend of increasing sunlight not only enhances outdoor activities but also contributes to the region's lively atmosphere, making La Union a favored destination for sun-seekers.

Monthly Sunshine Duration in La Union: July Highlighted

The July sunshine duration represents the total number of hours La Union experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec204h261h303h305h317h281h327h322h291h279h267h270h
Data source: La Union July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in La Union During July

In La Union, Mexico, the likelihood of experiencing sunny weather in July is relatively modest at 35%. This figure places July among the lower probabilities for sunny days, following a considerable decline from the vibrant 71% in March and the moderately sunny April at 58%. As the summer unfolds, July sees a drop in clear skies, continuing a trend initiated in June with only a 19% chance of sunshine. Interestingly, August follows closely at 34%, suggesting that while summer is in full swing, clearer skies may be more of a rarity than an expectation during this month. In contrast, the colder months seem to favor more sun, especially December, which boasts a significant 71% probability. Thus, if you're planning a trip to La Union in July, be prepared for a mix of sun and clouds!

Percentage of Sunny Days in July in La Union

The chart illustrates the percentage of sunny days in La Union throughout the year, with July 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 La Union experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%68%71%58%40%19%35%34%26%39%48%71%
Data source: La Union July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in La Union in July

In La Union, Mexico, the daylight duration experiences a distinctive ebb and flow throughout the year. From the beginning of the year in January and February, the days offer a consistent 11 hours of sunlight, gradually lengthening as spring approaches. By March, daylight increases to 12 hours, a trend that continues into the warmer months of April and May. As summer unfolds in June and July, the days reach their zenith at 13 hours, allowing for extended outdoor adventures and vibrant local festivities. However, as August rolls in, the daylight begins to recede again to 12 hours, echoing the rhythms of nature as the region transitions into fall. This gentle wave of daylight, tapering off through September and into the shorter days of autumn and winter, creates a captivating cycle of light that embodies the essence of life in La Union.

Average Daylight Hours in La Union for July

The chart illustrates the variation in daylight duration in La Union throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 11m11h 33m12h 3m12h 32m12h 57m13h 9m13h 2m12h 40m12h 12m11h 42m11h 17m11h 4m
Data source: La Union daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in La Union

In July, La Union experiences a refreshing change as wind speeds pick up, averaging 2.7 m/s (6 mph), the highest of the year. This increase marks a noticeable shift from the gentler breezes of earlier summer months, with June only reaching 1.6 m/s (4 mph). As the heat intensifies, the July winds offer a welcome relief, enhancing outdoor activities and making beach days more enjoyable. Following this peak, the winds slightly decrease in August, dropping back to 2.3 m/s (5 mph), which suggests that while July brings a burst of vigor, the transition into late summer will bring back the milder, more tranquil conditions characteristic of the region.

Average July Wind Speed in La Union

The chart displays monthly wind speed patterns in La Union, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.22.32.12.01.62.7 m/s2.31.51.51.52.1
Data source: La Union July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in La Union Compares to Other Months

The weather in La Union changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July'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.

In July, temperatures in La Union soar with a minimum of 22°C (73°F) and an average high of 29°C (85°F), occasionally reaching a scorching maximum of 40°C (104°F). This month experiences 64 mm (2.5 in) of precipitation over 13 days, coupled with high humidity at 82%. In contrast, January presents a cooler climate, with temperatures ranging from a minimum of 13°C (56°F) to an average of 23°C (74°F), and a maximum of 34°C (93°F). Although January is generally dryer with 100 mm (3.9 in) of rain over only 9 days, the humidity remains similar at 83%. For more detailed weather information, you can visit La Union weather in January.

July and February in La Union showcase distinct weather patterns, reflecting the region's seasonal changes. In July, temperatures range from a minimum of 22°C (73°F) to a scorching maximum of 40°C (104°F), with an average of 29°C (85°F). The month experiences substantial humidity at 82%, accompanied by 64 mm (2.5 in) of precipitation over 13 days. In contrast, February offers a cooler climate with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 25°C (76°F). The humidity is slightly lower at 76%, and February sees less rainfall, totaling 46 mm (1.8 in) over only 5 days. For a closer look at February's weather specifics, visit La Union weather in February.

In comparing the weather between July and March, July tends to be much hotter and more humid. With temperatures ranging from a minimum of 22°C (73°F) to a maximum of 40°C (104°F), July averages at 29°C (85°F) and experiences higher humidity at 82%. Additionally, July has more precipitation, totaling 64 mm (2.5 in) over 13 days. In contrast, March features milder temperatures, with a minimum of 15°C (60°F) and a maximum of 37°C (99°F), averaging 26°C (79°F). The precipitation is also less intense in March, with only 36 mm (1.4 in) over 6 days and lower humidity at 66%. For more specific details on March weather, you can visit La Union weather in March.

In comparing the weather between April and July, we can observe some notable differences. April experiences slightly cooler minimum temperatures, averaging 17°C (63°F) compared to July's minimum of 22°C (73°F). However, both months have similarly high average temperatures, around 29°C (84°F) in April and 29°C (85°F) in July, with maximum temperatures peaking at 41°C (106°F) in April and 40°C (104°F) in July. Precipitation is higher in July, with 64 mm (2.5 in) over 13 days, while April sees 49 mm (1.9 in) of rain over just 7 days. Additionally, July is noticeably more humid at 82%, compared to April’s 59%. For more detailed information, you can check La Union weather in April.

In comparing the weather of May and July, we see that both months feature warm temperatures, but with some distinct differences. July typically has a minimum temperature of 22°C (73°F), averaging around 29°C (85°F), and reaching a maximum of 40°C (104°F), accompanied by 64 mm (2.5 in) of precipitation over 13 days at a high humidity of 82%. In contrast, May's temperatures are slightly cooler, with a minimum of 19°C (66°F) and an average of 30°C (86°F), while peaking at 41°C (106°F). May also sees more rainfall, totaling 98 mm (3.9 in) over 11 days, but with a lower humidity level of 64%. For more insights, check out La Union weather in May.

In comparing the weather of July and June, we can see notable differences in temperature and precipitation. Both months experience similar minimum and average temperatures, with July seeing a maximum of 40°C (104°F) compared to June's 38°C (101°F). However, July is characterized by significantly lower precipitation levels, receiving only 64 mm (2.5 in) over 13 days, whereas June experiences much heavier rainfall at 259 mm (10.2 in) across 18 days. Additionally, July is more humid at 82%, compared to June's 69%. For a more detailed look at June's weather, you can visit La Union weather in June.

In July, temperatures range from a minimum of 22°C (73°F) to a maximum of 40°C (104°F), with an average of 29°C (85°F). The month sees approximately 64 mm (2.5 in) of precipitation over 13 days, coupled with a humidity level of 82%. In contrast, August experiences slightly cooler maximum temperatures, peaking at 38°C (101°F) while maintaining the same minimum and average temperatures as July. However, it is notably wetter, with precipitation increasing to 116 mm (4.6 in) spread over 19 days, and humidity rises to 87%. For more detailed information, you can refer to La Union weather in August.

In comparing the weather from July to September, we observe notable differences in temperature and precipitation. July typically boasts warmer temperatures, with an average of 29°C (85°F) and maximums reaching up to 40°C (104°F). In contrast, September sees a slight dip in average temperatures to 28°C (83°F) and max temperatures of 38°C (101°F). However, September compensates for this drop in temperature with significantly higher precipitation, totaling 209 mm (8.2 in) over 23 days compared to July's 64 mm (2.5 in) across 13 days. The humidity also rises slightly from July to September, increasing from 82% to 87%. For more detailed insights, you can check out this resource: La Union weather in September.

In comparing the weather of July and October, July tends to be hotter with average temperatures reaching 29°C (85°F) and maximums soaring to 40°C (104°F). In contrast, October experiences slightly cooler averages of 27°C (80°F) and maximum temperatures of 35°C (96°F). However, October is significantly wetter, racking up 305 mm (12.0 in) of precipitation over 22 days, compared to July's 64 mm (2.5 in) over 13 days. Additionally, October sees a higher humidity level of 88%, slightly more than July's 82%. For more detailed insights into October weather, you can explore La Union weather in October.

In July, temperatures soar with a minimum of 22°C (73°F) and an average high of 29°C (85°F), occasionally reaching a blistering 40°C (104°F). The month sees a total precipitation of 64 mm (2.5 in) spread over 13 days, accompanied by high humidity levels at 82%. In contrast, November brings cooler conditions with minimum temperatures of 16°C (61°F) and a more moderate average of 25°C (77°F), peaking at 34°C (94°F). However, November experiences heavier rainfall, totaling 169 mm (6.6 in) over 16 days, alongside slightly elevated humidity at 88%. For more detailed insights, check out La Union weather in November.

July and December present contrasting weather conditions. In July, temperatures soar, with a minimum of 22°C (73°F) and a maximum reaching up to 40°C (104°F), resulting in an average temperature of 29°C (85°F). The month experiences significant humidity at 82% and some rainfall, totaling 64 mm (2.5 in) over 13 days. In contrast, December sees much cooler temperatures, with a minimum of 12°C (55°F) and a maximum of 33°C (92°F), averaging 23°C (74°F). While this month also has frequent rainfall—99 mm (3.9 in) over 11 days—it comes with a slightly higher humidity level of 88%. For more specific insights into December weather, you can check out La Union weather in December.

Compare La Union's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in La Union

In July, La Union experiences a distinctive weather pattern that sets it apart from other months. The sweltering heat peaks at a scorching 40°C, creating a vibrant yet challenging atmosphere for locals and visitors alike. While the average temperature remains comfortably warm at 29°C, the humidity rises to a muggy 82%, causing a sticky sensation that permeates the air. Rainfall becomes more frequent, with 13 days of precipitation accumulating to about 64 mm, adding an element of unpredictability to daily plans. This combination of high temperatures and increased humidity contrasts sharply with the drier, cooler months of the year. For a deeper understanding of the seasonal trends, explore the comprehensive details in La Union Climate.