Last updated: August 21, 2025
April in Castro, Chile is characterized by a mild climate, featuring maximum temperatures reaching 22°C (72°F) and a cooler average of 11°C (52°F). Nighttime can bring a chill, with lows dropping to -1°C (31°F). This month is also marked by significant rainfall, accumulating to 123 mm (4.8 in) over 15 days, contributing to a humid environment with an average humidity of 87%. Visitors can expect a blend of crisp air and frequent showers, perfect for exploring the region's lush landscapes and vibrant culture.
April in Castro, Chile, marks a notable transition as the region shifts toward cooler temperatures following the summer months. During this time, minimum temperatures dip to a chilly -1°C (31°F), while the average temperature settles at 11°C (52°F). Daytime maximums are more moderate, reaching a pleasant 22°C (72°F), inviting comfortable outings amidst the vibrant autumn scenery. This contrasts sharply with the preceding summer months, where temperatures consistently soared into the high 20s and even low 30s, illustrating a clear shift from the warmth of January and February. As nature begins to shed its vibrant summer colors, April’s cool embrace signals the onset of a brisker season, ushering in a refreshing change that is both invigorating and picturesque.
April in Castro, Chile, marks a significant shift in precipitation patterns, with 123 mm (4.8 in) of rainfall over 15 days. This spike continues the upward trend observed since March, which recorded 82 mm (3.2 in), indicating that the region is moving toward its wettest months. As April transitions to May, the precipitation increases even further, reaching 173 mm (6.8 in) in the latter month and reflecting the peak of the rainy season. The frequent rainy days in April not only accentuate the lushness of the landscape but also highlight the region's transformative climate, setting the stage for an abundance of growth and vitality as the year progresses.
In April, Castro, Chile, experiences a notable uptick in humidity, reaching 87%, which ties with the peak levels observed in the following months of May and July. This pattern suggests a persistent and humid atmosphere as autumn deepens, with April's humidity slightly surpassing the previous months. The data reveals a trend of high humidity levels from late summer through winter, averaging around 86% to 87%. This consistent humidity, combined with the generally mild temperatures, creates a unique climate that contributes to Castro's lush landscapes and vibrant ecosystems. As the year progresses, the humidity remains a defining characteristic of the region, inviting exploration of its stunning natural beauty.
In April, Castro, Chile experiences a notable shift in UV exposure, with a UV Index of 6, categorizing it as high. This indicates a lesser intensity compared to the extreme levels seen earlier in the year, particularly in January and February, when the UV Index soared to 13. As spring unfolds, residents and visitors can enjoy an extended burn time of 25 minutes without significant risk of sunburn, a marked improvement from the previous months' demands for shorter exposure. Moving forward, the UV levels will continue to decline in May, making April a brief yet impactful transition month. It's essential to stay informed and prepared for UV fluctuations throughout the year; for more details, check out the comprehensive Castro UV Index.
UV Risk Categories
April in Castro, Chile, brings a noticeable dip in sunshine, with only 216 hours of bright days compared to the bustling light of January and February. This decline marks a shift as the region transitions from summer's radiant glow into the cooler embrace of autumn. Although April's hours are greater than the subsequent months, like May and June, the trend highlights a gradual decrease as winter approaches. The vibrant warmth of the earlier months gives way to the softer, more subdued light, inviting a reflective charm to the landscape that characterizes this transitional period. As the year progresses, the increasing hours of sunlight seen in the spring and summer months remind us of the cyclical nature of seasons in this picturesque southern locale.
In Castro, Chile, the likelihood of sunny weather takes a noticeable dip in April, with only a 17% chance of sunshine. This marks a significant decline from the sunnier months preceding it, such as February, which boasts a 65% chance of sun. As the warmer summer fades away, the trend suggests that April transitions into a notably cloudier period, influenced by the upcoming winter months that follow. May and June continue this trend, presenting even lower probabilities of sunny weather at 28% and 32%, respectively. This pattern highlights how April serves as a transitional month where vibrant sunshine gives way to the cooler, cloudier conditions typical of the South American autumn.
As April unfolds in Castro, Chile, the days continue their gradual retreat into shorter daylight hours, offering just 10 hours of sunlight. This marks a significant decline from the 14 hours enjoyed in January and a steady decrease from the 12 hours in March. The trend showcases a distinct transition into autumn, where daylight wanes further into May's 9 hours. Yet, this seasonal cycle is juxtaposed by the promise of lengthening days as the year progresses; by October, sunlight returns to 13 hours, hinting at the inevitable approach of longer days ahead. The rhythm of daylight in Castro paints a vivid picture of nature's embrace, where each month brings a unique play of light, shadows, and seasonal change.
In April, the winds in Castro, Chile gently whisper at an average speed of 2.6 m/s (6 mph), continuing the trend of mild breezes seen in the earlier months. Following a peak in May at 3.0 m/s (7 mph), the winds seem to settle, maintaining a steady pace throughout the late autumn and winter months. The consistency of wind speeds, notably between 2.5 to 3.3 m/s, reflects Castro's temperate climate, where gentle winds dance through the landscape, encouraging both tranquility and adventure. As the year unfolds, this smooth, breezy pattern offers a perfect harmony for those looking to explore the breathtaking beauty of the region.
Weather in Castro varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Castro, focusing on differences in temperature, rainfall, humidity, and UV levels.
April weather generally presents a cooler and wetter climate compared to January. In April, temperatures range from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), with an average of 11°C (52°F). The month is marked by higher precipitation levels, averaging 123 mm (4.8 in) across 15 days, alongside elevated humidity at 87%. In contrast, January experiences milder conditions with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 29°C (84°F) and an average of 14°C (58°F). Precipitation in January is also less significant, totaling 49 mm (1.9 in) over 9 days, coupled with slightly lower humidity at 83%. For more details on January weather, visit Castro weather in January.
April weather is generally cooler and wetter compared to February. While April experiences temperatures ranging from a minimum of -1°C (31°F) to a maximum of 22°C (72°F) with an average of 11°C (52°F), February is notably warmer with temperatures peaking at 35°C (95°F) and an average of 15°C (60°F). Additionally, April sees significantly more rainfall, with 123 mm (4.8 in) of precipitation over 15 days, compared to February's 40 mm (1.6 in) spread over just 6 days. Despite both months having high humidity levels, April's 87% creates a more damp and chilly atmosphere than February's 85%. For more details, you can check Castro weather in February.
In comparing the weather between March and April, April tends to be cooler with average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), while March enjoys warmer averages with a minimum of 2°C (36°F) and a maximum of 29°C (84°F). Additionally, April experiences more precipitation, totaling 123 mm (4.8 in) over 15 days, compared to March's 82 mm (3.2 in) over 11 days. Humidity is slightly higher in April at 87%, as opposed to March’s 82%. For more detailed insights, you can check Castro weather in March.
In comparing the weather between April and May, we see some notable differences. April typically experiences milder temperatures, with a minimum of -1°C (31°F) and an average high of 22°C (72°F), while May tends to be slightly cooler, with a minimum of -2°C (29°F) and a maximum of 18°C (65°F). Precipitation is higher in May, totaling 173 mm (6.8 in) over 17 days, compared to April's 123 mm (4.8 in) over 15 days. Both months share a consistent humidity level of 87%, but May's increased rainfall can lead to a more damp atmosphere. For more detailed insights, you can check Castro weather in May.
In comparing the weather conditions of April and June, one can observe several notable differences. April enjoys a broader temperature range, with average daytime highs around 11°C (52°F) and maximums reaching 22°C (72°F), while June experiences cooler temperatures, averaging just 7°C (45°F) and peaking at 15°C (60°F). Additionally, June sees significantly more precipitation, totaling 207 mm (8.2 in) over 21 days, compared to April's 123 mm (4.8 in) across 15 days. The humidity remains relatively consistent between the two months, with April at 87% and June slightly lower at 86%. For more detailed information about weather specifics in June, you can refer to Castro weather in June.
April and July present contrasting weather patterns despite having similar humidity levels of 87%. In April, temperatures range from a low of -1°C (31°F) to a comfortable average of 11°C (52°F), peaking at a pleasant 22°C (72°F). However, the month also experiences a significant amount of precipitation, with 123 mm (4.8 in) falling over approximately 15 days. In contrast, July is notably cooler, with temperatures dipping to a minimum of -3°C (27°F) and averaging just 7°C (45°F), reaching a high of 13°C (56°F). Additionally, July witnesses increased rainfall, with 165 mm (6.5 in) over 18 days. For a more detailed account of the weather in July, visit Castro weather in July.
April and August exhibit notable differences in weather patterns, particularly in temperature and precipitation. April experiences milder temperatures, with a minimum of -1°C (31°F), an average of 11°C (52°F), and a maximum of 22°C (72°F). In contrast, August is cooler, featuring a minimum of -3°C (27°F), an average of 7°C (46°F), and a maximum of only 15°C (59°F). Additionally, April sees less rainfall with 123 mm (4.8 in) over 15 days, whereas August is significantly wetter, receiving 209 mm (8.2 in) of precipitation across 20 days. Despite the differences in temperature and rainfall, both months share a high humidity of 87%. For more detailed information about August weather, you can refer to Castro weather in August.
April and September offer distinct weather contrasts, despite having similar temperature ranges. In April, the average temperature reaches a mild 11°C (52°F), with maximums soaring to 22°C (72°F) on warmer days, while September's average dips to 8°C (47°F) with highs of only 19°C (66°F). Both months experience significant precipitation, with April seeing 123 mm (4.8 in) over 15 days and September slightly wetter at 135 mm (5.3 in) over 16 days. Humidity levels remain high in both months, with April at 87% and September at 86%, making the air feel damp overall. For more detailed insights, you can check Castro weather in September.
In April, the weather tends to be milder with average temperatures around 11°C (52°F) and maximums reaching up to 22°C (72°F), while October sees a slight drop in average temperature to 9°C (49°F), although maximum temperatures remain the same. Precipitation levels are fairly similar, with April recording 123 mm over 15 days and October slightly higher at 132 mm over 18 days. Humidity levels also differ only slightly, standing at 87% in April compared to 84% in October. For more detailed information about October weather, you can explore Castro weather in October.
April and November showcase distinct weather patterns, with April being slightly cooler on average. In April, temperatures range from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), while November sees a slightly higher range from 2°C (35°F) to 24°C (76°F). Precipitation in April is more prevalent, with 123 mm (4.8 in) falling over 15 days, compared to November's 107 mm (4.2 in) over 13 days. Additionally, April experiences higher humidity at 87%, whereas November has a more moderate humidity level of 82%. For a closer look at the November climate, you can explore Castro weather in November.
April and December showcase contrasting weather patterns. In April, temperatures can dip as low as -1°C (31°F), while reaching an average of 11°C (52°F) and peaking at 22°C (72°F). The month is also characterized by high humidity at 87% and considerable precipitation, totaling 123 mm (4.8 inches) over approximately 15 days. In contrast, December offers milder temperatures, with a minimum of 4°C (40°F) and an average of 14°C (57°F), occasionally hitting highs of 29°C (84°F). Precipitation is significantly lower at 69 mm (2.7 inches) across about 12 days, accompanied by slightly reduced humidity at 84%. For a deeper look into December weather, visit Castro weather in December.
As April arrives in Castro, it marks a distinct transition in the weather compared to the preceding months. With temperatures fluctuating between a maximum of 22°C and a minimum of -1°C, residents experience a noticeable chill in the air, especially during the night. This month also sees an uptick in rainfall, with about 123 mm occurring over 15 days, contributing to a humid atmosphere that can reach up to 87%. Such moisture-laden conditions set a stark contrast to the drier days of summer, making April a pivotal bridge into the cooler, wetter seasons. For those curious about how these changes fit into the broader climate pattern, you can explore more at Castro Climate.