April Weather in La Union, Peru

Last updated: August 27, 2025

April in La Union, Peru, brings a refreshing yet cool climate, with maximum temperatures reaching 17°C (63°F) and average lows around 7°C (45°F). Nighttime can be quite chilly, dipping to a minimum of -2°C (28°F). This month is characterized by significant precipitation, totaling 110 mm (4.3 in) over an impressive 26 days, contributing to the region's lush landscapes. With humidity levels soaring at 89%, visitors should prepare for a moist and invigorating atmosphere, making April a unique time to experience La Union's natural beauty.

April Temperature in La Union

In April, La Union, Peru, experiences cool yet stable temperatures, with nightly lows around -2°C (28°F) and pleasant daytime highs peaking at 17°C (63°F). The average temperature lingers near 7°C (45°F), mirroring March's climate but slightly brighter as the month progresses. This transitional period signals the shift towards slightly warmer temperatures as spring approaches, yet it also maintains the chill characteristic of the region. With minimum temperatures remaining below freezing at night, visitors should come prepared for brisk evenings, while the daytime offers a crisp freshness perfect for exploring the stunning landscapes. As the month unfolds, the gradual rise in warmth hints that the winter chill is slowly giving way to milder conditions ahead.

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

The chart illustrates April 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. In La Union, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec454646454544434343454646
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.

April Precipitation in La Union

In April, La Union experiences a notable shift in precipitation patterns, receiving 110 mm (4.3 in) of rain over 26 days. This drop marks a decrease from the preceding months, where January, February, and March saw steadily increasing rainfall, peaking at 189 mm (7.5 in) in March. However, the April totals signal the onset of a drier period, as seen in the subsequent months of May and June, which continue to trend downward. This month serves as a transitional phase, indicating the gradual move from the region's wetter season towards its less humid climate, with a distinct reduction in both total rainfall and rainy days. As the year progresses, La Union shifts into a cycle of lighter rains, underscoring the variability of its tropical climate.

April Precipitation Trends in La Union

The chart displays monthly precipitation patterns in La Union, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In La Union, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1681781891106833293374121137166
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in La Union

In April, La Union, Peru experiences a moderate humidity level of 89%, closely mirroring the preceding months of March and staying on par with its early-year tendencies. This persistent moisture is characteristic of the region's climate as it gradually transitions from the humid summer months into the drier winter season. Following April, humidity takes a noticeable dip, with May’s levels reducing to 86% and a stark decline unfolding in the subsequent months. By mid-year, the humidity drops significantly, highlighting a clear trend of decreasing moisture as La Union shifts toward a cooler climate, ultimately reaching its driest point in August at just 34%. Thus, April serves as a vital transitional phase, bridging the humid summer and the drier winter months in this Peruvian locale.

April Average Humidity in La Union

This chart illustrates the average monthly humidity levels in La Union, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in La Union is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%89%89%86%71%44%34%37%50%73%91%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in La Union

In April, La Union, Peru continues to experience an extreme UV Index of 19, mirroring the intensity seen in the earlier months of the year. With a burn time of just 10 minutes, caution is essential for outdoor activities during this month. The UV Index remains consistently high from January through April, emphasizing the need for protective measures under the relentless sun. As we move into May, a slight decrease to 15 is observed, yet vigilance is still required throughout the year, as the UV Index fluctuates but often stays within the extreme category. For detailed insights and monthly trends of UV exposure, explore more about the La Union UV Index.

Maximum UV Index Levels in La Union for April

The chart shows the monthly maximum UV Index (UVI) for La Union in April, 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. In April, the maximum UV index in La Union typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec191919191513141517181817
Data source: La Union April 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.

April Sunshine in La Union

April brings a radiant burst of sunshine to La Union, Peru, with an impressive 287 hours of sunlight, marking a significant jump from the 246 hours recorded in March. This upward trend continues into May, with sunlight peaking at 326 hours, indicating that the region is entering its sunniest period. The months following April remain bright, showcasing a consistent abundance of sunshine, especially with July and August recording 331 and 332 hours, respectively. This clear progression not only highlights La Union's appeal as a sun-soaked destination but also sets the stage for vibrant outdoor activities and explorations throughout the spring and summer months.

Monthly Sunshine Duration in La Union: April Highlighted

The April sunshine duration represents the total number of hours La Union experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec197h224h246h287h326h314h331h332h318h303h255h263h
Data source: La Union April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in La Union During April

In La Union, Peru, the likelihood of sunny weather sees a notable increase as April approaches, boasting a 12% chance of sunshine compared to the preceding months. This upward trend marks a shift from the lower probabilities in January (6%), February (8%), and March (5%). As the year progresses into May, the sun's presence becomes even more prominent, with the chances soaring to 24%. Overall, April serves as a pivotal transition month, hinting at the warmer, sunnier weather that characterizes the latter part of the year, making it an inviting time for those seeking to enjoy the outdoors.

Percentage of Sunny Days in April in La Union

The chart illustrates the percentage of sunny days in La Union throughout the year, with April 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.
JanFebMarAprMayJunJulAugSepOctNovDec6%8%5%12%24%22%37%30%21%13%5%12%
Data source: La Union April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in La Union in April

In April, La Union, Peru experiences a slight reduction in daylight, with 11 hours of sun illuminating the landscape. This marks the beginning of a trend where daylight hours gradually diminish, continuing through May, June, July, and August, which all share this shorter duration. Interestingly, the region enjoys a consistent 12 hours of daylight from January to March and again from September to December, creating a rhythm that is both predictable and soothing. The transition in April signals a subtle shift towards the cooler months, yet the balance of light remains a defining characteristic of La Union's climate throughout the year.

Average Daylight Hours in La Union for April

The chart illustrates the variation in daylight duration in La Union throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 36m12h 23m12h 7m11h 51m11h 39m11h 33m11h 36m11h 47m12h 2m12h 18m12h 32m12h 40m
Data source: La Union daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in La Union

In April, La Union, Peru, experiences a consistent and gentle breeze, with an average wind speed of 1.3 m/s (3 mph), mirroring the steady conditions of the preceding months. This stability in wind patterns signals a tranquil transition into the upcoming warmer months. As the year progresses, winds begin to pick up slightly in May and June, reaching 1.4 m/s, before escalating to 1.6 m/s (4 mph) in the peak winter months of July and August. After that, a gradual decline in wind speeds reemerges, reflecting a natural rhythm throughout the seasons. Thus, April serves as a calm interlude, offering a glimpse of the changing dynamics that await in La Union’s breezy climate.

Average April Wind Speed in La Union

The chart displays monthly wind speed patterns in La Union, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.31.31.3 m/s1.41.41.61.61.51.41.21.3
Data source: La Union April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in La Union Compares to Other Months

Weather in La Union varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in La Union, focusing on differences in temperature, rainfall, humidity, and UV levels.

April and January exhibit similar average temperatures, with January slightly cooler, typically recording a minimum of -3°C (27°F) compared to April's -2°C (28°F). Both months experience maximum temperatures around 17°C (62°F to 63°F) and an average temperature close to 7°C (45°F to 46°F). However, April sees a drop in total precipitation, accumulating around 110 mm (4.3 in) over 26 days, while January receives a heftier 168 mm (6.6 in) across 25 days. Humidity levels are quite comparable, with April at 89% and January slightly lower at 88%. For a deeper look into January conditions, visit La Union weather in January.

When comparing the weather in April and February, both months exhibit similar temperature ranges, but April tends to be slightly cooler overall, with an average temperature of 7°C (45°F) compared to February's 8°C (46°F). Notably, both months experience a maximum temperature of 17°C (63°F), but February records a higher minimum temperature of -1°C (31°F) compared to April's -2°C (28°F). Precipitation varies significantly, with April receiving 110 mm (4.3 in) over 26 days and February experiencing a much wetter month with 178 mm (7.0 in) spread across 27 days. The humidity remains high in both months, with April at 89% and February at 86%, indicating a generally moist atmosphere. For more details, you can check La Union weather in February.

In comparing the weather between March and April, both months experience similar humidity levels at 89%, but the temperature patterns show some variation. In March, temperatures range from a minimum of 0°C (32°F) to a maximum of 16°C (61°F), with an average of 8°C (46°F). In contrast, April sees slightly cooler nights, with a minimum of -2°C (28°F) but warmer afternoons, reaching a maximum of 17°C (63°F) and an average of 7°C (45°F). Precipitation is notably higher in March, totaling 189 mm (7.5 in) over 30 days, compared to April's 110 mm (4.3 in) over 26 days. For those interested in more details, you can check La Union weather in March.

April and May in La Union present a transition from early spring chill to mild temperatures. In April, the weather features a wider range of temperatures, with a minimum of -2°C (28°F) and a maximum of 17°C (63°F), accompanied by significant precipitation averaging 110 mm (4.3 in) over 26 days, leading to a humid environment at 89%. In contrast, May maintains similar temperature averages, hovering between a minimum of -2°C (29°F) and a maximum of 16°C (61°F), but offers less rainfall, with only 68 mm (2.7 in) over 20 days and slightly lower humidity at 86%. For more details on May's weather, check out La Union weather in May.

April and June in La Union present a notable contrast in weather conditions. April experiences a wider temperature range with minimums around -2°C (28°F) and maximums reaching 17°C (63°F), accompanied by significant precipitation of 110 mm (4.3 in) over 26 days, resulting in relatively high humidity levels at 89%. In contrast, June tends to be cooler, with temperatures dipping slightly lower, having minimums of -5°C (24°F) and a maximum of 16°C (61°F). Additionally, June is notably drier, receiving only 33 mm (1.3 in) of precipitation over just 10 days and seeing a decrease in humidity to 71%. For more detailed information on weather patterns, you can visit La Union weather in June.

April weather is characterized by a cooler climate, with average temperatures ranging from a minimum of -2°C (28°F) to a maximum of 17°C (63°F). The month is quite wet, experiencing a significant amount of precipitation at 110 mm (4.3 in) over 26 days, and the humidity level remains high at 89%. In contrast, July presents milder conditions, with temperatures dropping slightly to a minimum of -5°C (24°F) and a maximum of 16°C (62°F). July is notably drier, with only 29 mm (1.2 in) of precipitation occurring across 9 days and a marked drop in humidity to 44%. For more details on July weather, visit La Union weather in July.

April and August display marked differences in weather characteristics. April averages a temperature range from -2°C (28°F) to a maximum of 17°C (63°F), with frequent precipitation totaling 110 mm (4.3 in) across 26 days and high humidity at 89%. In contrast, August experiences slightly cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 17°C (62°F), but significantly less rainfall, accumulating only 32 mm (1.3 in) over 10 days and a much lower humidity level of 34%. This stark variation highlights the transition from the wetter spring month of April to the drier conditions typical of August. For more details, you can visit La Union weather in August.

April and September showcase distinct weather characteristics, creating contrasting experiences for those who navigate through these months. In April, temperatures range from a chilly -2°C (28°F) to a pleasant average of 7°C (45°F), peaking at 17°C (63°F). The month brings a considerable amount of precipitation, totaling 110 mm (4.3 in) over 26 days, coupled with high humidity levels at 89%. In contrast, September presents slightly cooler conditions, with temperatures dipping to a minimum of -3°C (26°F) and averaging around 6°C (44°F), reaching a maximum of 16°C (61°F). It also enjoys milder weather with less precipitation—only 74 mm (2.9 in) over 21 days—and notably lower humidity at 37%. For more insights into September weather, you can visit La Union weather in September.

April and October share similar temperature ranges, with both months experiencing minimums around -2°C (28°F), average temperatures of 7°C (45°F), and maximums peaking at 17°C (63°F). However, April tends to be characterized by higher humidity at 89%, contributing to a more damp atmosphere, while October's humidity drops significantly to 50%, making it feel much drier. Additionally, precipitation is slightly higher in October, with 121 mm (4.8 in) over 28 days compared to April's 110 mm (4.3 in) over 26 days. For more details on October weather in La Union, you can visit La Union weather in October.

April and November exhibit distinct weather characteristics, reflecting the transition between seasons. In April, temperatures typically range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 17°C (63°F), with an average of 7°C (45°F). This month experiences considerable precipitation, totaling around 110 mm (4.3 in) over 26 days and a high humidity level of 89%.

Conversely, November presents slightly cooler conditions, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 16°C (62°F) and an average of 8°C (46°F). Precipitation in November is more substantial at 137 mm (5.4 in) over 28 days, although the humidity is notably lower at 73%. For more detailed insights, you can check La Union weather in November.

April and December present somewhat similar temperature ranges, with both months seeing minimums drop to -2°C (28°F). However, April typically enjoys slightly warmer averages at 7°C (45°F) compared to December's 8°C (46°F), while the maximums remain comparable, reaching up to 17°C (63°F) in April and 18°C (65°F) in December. When it comes to precipitation, December is notably wetter, with 166 mm (6.5 in) of rain over 29 days, contrasting with April's 110 mm (4.3 in) over 26 days. Additionally, humidity levels are marginally higher in December at 91% compared to 89% in April. For a detailed look at December conditions, check out La Union weather in December.

Compare La Union's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in La Union

As April arrives in La Union, it brings a noticeable shift in weather compared to preceding months. The temperatures hover around a brisk range, transitioning from the cooler depths of winter into the milder embrace of spring. With an average temperature that firmly sits at 7°C, this month sees more frequent precipitation, totaling 110 mm over 26 rainy days, which contributes to a high humidity level of 89%. This combination of cooler temperatures and increased rainfall is a defining characteristic of April, contrasting sharply with the drier and warmer months that follow. For a detailed overview of what to expect throughout the year, visit La Union Climate.