Last updated: August 27, 2025
In July, La Union, Peru, enjoys a pleasant and mild climate, with average temperatures hovering around 20°C (69°F). The month sees maximums reaching 27°C (80°F), providing warm, sunny days ideal for exploration. With minimum temperatures only dropping to 15°C (59°F), the evenings remain comfortably cool. Notably, July features an impressive lack of rainfall, recording just 1 mm of precipitation over zero rainy days, which allows for ample outdoor activities under predominantly dry, 71% humidity conditions. This perfect blend of warmth and dryness makes July an excellent time to experience the beauty of La Union.
July in La Unión, Peru, marks a shift to cooler temperatures as the region embraces the winter season. With average highs dipping to 27°C (80°F) and lows reaching 15°C (59°F), the climate feels fresh and crisp, ideal for those seeking relief from the summer heat. The gradual decrease from June is evident, where temperatures hovered around 30°C (85°F) at their peak. The consistent average temperature of 20°C (69°F) reflects a gentle transition, maintaining a cozy ambience while hinting at the upcoming cold months. As the area experiences this shift, the pleasant weather encourages outdoor exploration and appreciation of the stunning Andean landscapes.
In July, La Union, Peru experiences a significant drop in precipitation, recording only 1 mm of rainfall, which is the lowest for the year. This month stands out as dry in conjunction with having no recorded precipitation days, reflecting a trend of decreasing rainfall that began in June and continues into August. The dry season is clearly established during this period, marking a stark contrast to the wetter months like March, which sees a peak of 97 mm over seven days. As the region transitions toward August, the minimal return of moisture signals the end of the driest time while also highlighting La Union's unique climate dynamics throughout the year.
In July, La Union experiences a noticeable drop in humidity, dipping to 71%, marking a significant change from the consistently high levels seen in the early months of the year. This decrease is part of a trend that begins in June, where humidity starts to decline from the peak averages of 89% in May and 86% in April. Following July, humidity remains stable at 71% in August before gradually rising again in September. Overall, July's lower humidity creates a refreshing respite, contrasting sharply with the earlier, more humid months, making it an inviting time for those seeking a slightly drier climate in this vibrant region.
In July, La Union, Peru, experiences a UV Index of 11, which falls into the extreme exposure category, maintaining a consistent burn time of just 10 minutes. This trend reflects the region's high UV levels from January through June, where indices peak at 16 in March, before slightly reducing in July and June. Despite this minor dip, the risk remains significant, as the UV Index stays above 10. As the months progress toward the end of the year, the UV levels fluctuate but remain in the extreme range, emphasizing the need for sun protection year-round. For more detailed information, visit La Union UV Index.
UV Risk Categories
In July, La Union basks in an impressive 318 hours of sunshine, a delightful continuation of the region's sun-filled months. This peak, just shy of the luminous June with 308 hours, reflects a consistent trend of bright days throughout the year. Following the beautiful May with the highest sunshine recorded at 331 hours, July maintains a robust glow, reinforcing the area's reputation as a sun-drenched destination. As the months progress into late summer, the gradual decline in sunshine remains moderate, promising plenty of warm, inviting days for adventurous spirits seeking the charm of La Union.
In La Union, Peru, the likelihood of sunny weather experiences a notable peak in July, reaching 58%, which marks it as one of the sunniest months of the year. This trend highlights a significant shift from the preceding months, particularly from June’s 43% and May’s 61%, where skies begin to clear up as winter wears on. Following July, the chances of sunshine slightly decline in August to 44%, before rising again in September to 49%. Overall, July stands out as a prime opportunity for sun seekers, amidst a backdrop of variable weather patterns throughout the year.
In La Union, Peru, the rhythm of daylight is a fascinating dance that embodies the cyclical nature of the seasons. Beginning the year bathed in 12 hours of sunlight from January to March, the days gradually shorten in April and May, settling into a steady 11 hours for a prolonged stretch from June through August. This consistency not only reflects the region's unique climatic patterns but also suggests a certain tranquility associated with these shorter days. As autumn approaches, daylight begins to extend once again in September, returning to 12 hours and maintaining this brightness through December. This ebb and flow of daylight illustrates the harmonious balance between light and dark in La Union, inviting both residents and visitors to appreciate its natural beauty throughout the year.
In July, La Union experiences a pleasant average wind speed of 3.8 m/s (9 mph), maintaining a steady breeze that has characterized the months leading into winter. As the year unfolds, there is a noticeable increase in wind strength, peaking in September at 4.2 m/s before settling back to similar speeds throughout the fall and into early winter. This gradual uptick from earlier months, where January starts at a more gentle 3.3 m/s, reflects the dynamic changes in weather patterns typical for the region. The consistency of July's wind speed offers an ideal backdrop for outdoor activities, inviting both locals and visitors to embrace the refreshing coastal air.
Weather in La Union varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in La Union, focusing on differences in temperature, rainfall, humidity, and UV levels.
In July, La Union experiences mild weather with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (80°F), averaging about 20°C (69°F). The month is notably dry, receiving only 1 mm of precipitation over zero days, and humidity levels sit around 71%. In contrast, January is warmer, with temperatures ranging from a minimum of 18°C (65°F) to a peak of 33°C (92°F), averaging 25°C (78°F). This month sees more rainfall, with 14 mm of precipitation occurring over three days, and higher humidity at 89%. For a detailed look at January's climate, visit La Union weather in January.
When comparing the weather in July and February, several notable differences emerge. July experiences milder temperatures, with a minimum of 15°C (59°F) and a maximum of 27°C (80°F), while February is warmer, with a minimum of 19°C (67°F) and reaching up to 33°C (92°F). Precipitation levels also differ significantly, as July records almost no rainfall with just 1 mm (0.0 in) over a dry month, whereas February sees a substantial 43 mm (1.7 in) of rain over approximately 5 days, contributing to higher humidity levels of 87%. In contrast, July maintains a lower humidity of 71%, which complements its cooler and drier climate. For a more detailed insight into February's weather patterns, you can check La Union weather in February.
July and March present strikingly different weather patterns. In July, temperatures are milder, with a minimum of 15°C (59°F) and a maximum of 27°C (80°F), accompanied by very little rainfall—only 1 mm across the month and no rainy days. The humidity stands at 71%. In contrast, March experiences warmer conditions, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 34°C (94°F). This month sees significantly higher precipitation, totaling 97 mm over 7 wet days, and a humidity level of 87%. For a detailed look at March weather patterns, visit La Union weather in March.
The weather in July is generally milder compared to April, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (80°F) and an average of 20°C (69°F). In contrast, April experiences warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 33°C (92°F), resulting in an average of 25°C (77°F). Additionally, July boasts minimal precipitation with only 1 mm and no rainy days, while April sees more moisture with 19 mm of rain over two days. The humidity levels are also higher in April at 86%, compared to July's 71%. For more details on April's weather, you can visit La Union weather in April.
In May, the weather tends to be warmer than in July, with temperatures averaging around 23°C (74°F) and reaching a maximum of 31°C (89°F). This month also sees a higher level of humidity at 89% and a noticeable amount of precipitation, with about 7 mm (0.3 in) of rain falling on one day. In contrast, July experiences cooler temperatures, with an average of 20°C (69°F) and a maximum of 27°C (80°F), while remaining dry with no recorded precipitation. The humidity in July is slightly lower at 71%. For more detailed information about May's weather, you can visit La Union weather in May.
In comparing the weather of July and June, we can see some notable differences. July tends to be slightly cooler, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (80°F). In contrast, June experiences warmer temperatures, peaking at 30°C (85°F) with an average of 21°C (71°F) and a minimum of 16°C (62°F). Additionally, July is significantly drier, recording just 1 mm of precipitation over no rainy days, while June sees 4 mm of rain over one day. Humidity levels are also higher in June at 84%, compared to July's 71%. For more detailed information about June weather, you can visit La Union weather in June.
In both July and August, the weather remains pleasantly consistent, with minimal temperature variation. July features temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (80°F), averaging around 20°C (69°F), while August mirrors these conditions closely, with similar temperature ranges and an average of 20°C (68°F). However, August sees a slight increase in precipitation at 2 mm (0.1 in), compared to July's 1 mm (0.0 in), although both months experience zero days of rain. Humidity levels stay steady at 71% throughout both months. For more specific details on August weather, you can refer to La Union weather in August.
In July, the weather remains pleasantly warm with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (80°F), accompanied by low humidity at 71% and virtually no precipitation. In contrast, September also experiences mild temperatures, with a similar minimum of 15°C (60°F) and a slight increase in maximum to 28°C (83°F). This month sees a slight uptick in humidity to 75% and minimal precipitation of 2 mm (0.1 in) over the month. For a more detailed look at September weather conditions, you can check La Union weather in September.
In comparing the weather between July and October, both months exhibit mild temperatures with subtle differences. July boasts a minimum temperature of 15°C (59°F) and an average of 20°C (69°F), with a maximum of 27°C (80°F) and minimal rainfall of just 1 mm over zero days. In contrast, October sees a slight rise in temperatures, with a minimum of 16°C (61°F), an average of 21°C (69°F), and a maximum of 28°C (83°F). October also experiences a bit more precipitation, totaling 7 mm over one day, and higher humidity levels at 77% compared to July's 71%. For more detailed weather information, visit La Union weather in October.
When comparing the weather in July and November, both months present mild temperatures with similar minimums. July features an average temperature of 20°C (69°F), peaking at 27°C (80°F) with remarkably low precipitation of just 1 mm, making it a dry month. In contrast, November experiences slightly higher averages, reaching up to 30°C (86°F) with a bit more rainfall at 9 mm over 2 days. Additionally, November tends to have higher humidity levels at 79%, compared to July's 71%. For more details about November's weather, you can check La Union weather in November.
In July, the weather is generally mild, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (80°F), and it typically stays dry with only 1 mm of precipitation over the month. The humidity levels are moderate at 71%. In contrast, December brings warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 31°C (88°F), while also featuring increased humidity at 86% and a total precipitation of 14 mm spread across 4 days. This makes December feel more humid and varied in terms of weather compared to the drier, cooler conditions of July. For a more detailed look at the December weather, you can explore La Union weather in December.
In July, La Union enjoys a delightful blend of warm temperatures and low precipitation, making it stand out from the wetter months that precede and follow. With averages hovering around 20°C (69°F) and rarely dipping below 15°C (59°F), residents experience pleasant days filled with sunshine. The absence of rainfall, coupled with humidity levels around 71%, creates an inviting atmosphere ideal for outdoor activities and exploration. For a deeper dive into what makes this region's weather unique throughout the year, check out La Union Climate.