Last updated: August 27, 2025
In Zernez, Switzerland, April brings a captivating transition from winter to spring, characterized by a maximum temperature reaching 14°C (57°F) while the average hovers around 0°C (32°F). As the snow begins to melt, the region experiences a chilly minimum of -22°C (-8°F), making it essential to bundle up. With 80 mm (3.2 in) of precipitation over 12 days, rain and lingering snow showers nurture the blossoming landscape, all set against a backdrop of 84% humidity that enhances the crisp mountain air. This blend of elements creates a unique, invigorating atmosphere perfect for exploration and adventure in this stunning alpine environment.
As April arrives in Zernez, Switzerland, the winter chill begins to soften, ushering in a notable shift in temperatures. With a minimum of -22°C (-8°F) and an average hovering around 0°C (32°F), the landscape transforms as the cold retreats, yielding a maximum temperature that can reach 14°C (57°F). This significant warming trend from the previous months highlights the transition from the grip of winter to the freshness of spring. The gradual increase in temperatures not only brightens the atmosphere but also inspires outdoor adventures, as the snow begins to melt and the stunning alpine scenery becomes more accessible. April truly marks a pivotal moment in Zernez, where the promise of warmer days ahead revitalizes both nature and visitors alike.
April in Zernez, Switzerland, sees an average precipitation of 80 mm (3.2 in) across approximately 12 days, marking a slight dip from the preceding months while still maintaining a significant contribution to the springtime atmosphere. This moderate rainfall serves to nourish the blossoming landscape, reflecting a transition from the steady March precipitation of 93 mm (3.7 in). As the April showers pave the way for the lush green of May, which typically experiences a surge in precipitation to 161 mm (6.3 in) over 22 days, it’s evident that April plays a crucial role in preparing the region for the heavier downpours to come. Overall, while April may offer a reprieve compared to the wetter months ahead, its rains are integral to the awakening vibrancy of the Swiss Alps.
In April, Zernez, Switzerland experiences a noticeable shift in humidity, dropping to 84%—the lowest level since the winter months. This decline from the winter peaks of 92% in January and 89% in February signals the gradual transition toward the drier conditions of late spring. As the temperatures rise, humidity further decreases in May to 80%, continuing the trend of lower moisture levels that characterize the early summer. This pattern suggests a seasonal rhythm in Zernez, where the crisp, fresh air of spring begins to take hold, providing a refreshing contrast to the dampness of winter while still retaining a comfortable environment for outdoor activities.
As spring settles in Zernez, Switzerland, the UV Index sees a significant rise in April, reaching an impressive 8, which places it in the very high exposure category. This sharp increase from a moderate index of 4 in February and a high index of 7 in March signals that sun safety becomes increasingly crucial during this time. With a burn time of just 15 minutes, it is essential to protect your skin while engaging in outdoor activities. Following this trend, May and June will see even higher readings, peaking at 10 and 11, respectively, emphasizing the need to stay vigilant as summer approaches. For more detailed insights and updates, check out the Zernez UV Index.
UV Risk Categories
In April, Zernez, Switzerland basks in the delightful glow of 350 sunshine hours, marking a vibrant transition as winter fades and spring blossoms. This increase follows the promising trend set in March with 313 hours of sunlight, hinting at longer, warmer days ahead. As the sun climbs higher in the sky, it not only elevates the mood but also invites nature to awaken, casting a golden hue upon the enchanting landscapes. April's sunshine nudges us closer to the peak of brightness seen in summer months, with May reaching 363 hours and June soaring to 389 hours. This upward trend in sunlight fosters not just a sense of rejuvenation but also promises a spectacular tapestry of flora and fauna, welcoming both locals and visitors to revel in the beauty of Zernez during this splendid springtime.
In Zernez, Switzerland, the likelihood of sunny weather during April sits at a moderate 38%, showing a slight dip compared to the brighter months of January to March. While February boasts a commendable 42% chance of sun, April's figures indicate a typical transitional phase, as the region shifts from the lingering winter chill into the welcoming embrace of spring. Interestingly, the sun begins to appear less frequently in May at 30%, hinting that while April may not be the sunniest month, it still offers a fair chance for outdoor enthusiasts to bask in the emerging warmth. As spring unfolds, residents and visitors alike can relish the refreshing atmosphere before the summer heat takes hold.
As spring unfolds in Zernez, Switzerland, April brings a delightful increase in daylight, expanding to 13 hours compared to 11 hours in March. This burgeoning brightness signals a vibrant transition, with nature awakening from its winter slumber. Following April, daylight continues to grow, reaching a peak of 15 hours by May and extending through the summer months. The trend showcases a steady ascent from the darker days of winter, where January and February see only 9 and 10 hours of sunlight, respectively. This gradual increase not only brightens the landscape but also invites locals and visitors alike to enjoy the scenic beauty of the Swiss Alps as they bask in the longer, sunlit days of spring and summer.
In April, Zernez experiences a gentle breeze, with an average wind speed of 1.5 m/s (3 mph). This is consistent with the generally mild wind patterns of early spring, mirroring the slightly lower speeds of March. As the month progresses, the winds begin to pick up slightly, setting the stage for May when the average speed increases to 1.7 m/s (4 mph). This trend not only showcases the gradual shift towards more invigorating spring weather but also highlights how the alpine environment of Zernez remains relatively calm during this transitional period. Winds tend to fluctuate slightly throughout the year, but April stands out as a month of near-perfect balance—just breezy enough to enjoy the fresh alpine air while still embracing the tranquility of the surrounding landscapes.
Weather in Zernez varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Zernez, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January present contrasting weather patterns in Zernez. In January, temperatures range from a biting minimum of -31°C (-23°F) to a maximum of only 5°C (41°F), with an average of -10°C (14°F). This cold month also experiences higher humidity levels at 92% and a significant amount of precipitation totaling 97 mm (3.8 in) over 11 days. In stark contrast, April brings a more moderate climate, with temperatures ranging from -22°C (-8°F) to a pleasant 14°C (57°F), averaging around 0°C (32°F). The month sees lower humidity at 84% and slightly less precipitation at 80 mm (3.2 in) over 12 days. For a closer look at January's weather specifics, you can visit Zernez weather in January.
April generally brings milder temperatures compared to February, with average highs reaching 14°C (57°F) and lows of -22°C (-8°F) contrasted with February’s average high of just 6°C (44°F) and a low of -28°C (-18°F). While April sees an increase in precipitation with 80 mm (3.2 in) over about 12 days, February has a slightly lower total of 66 mm (2.6 in) across 11 days. Despite April's warmer temperatures, February tends to have a higher humidity level of 89% compared to April's 84%. For a detailed look at February weather, you can visit Zernez weather in February.
April generally brings milder weather compared to March, with average temperatures rising from -4°C in March to 0°C in April. The minimum temperatures improve as well, moving from a chilly -26°C in March to -22°C in April. While March experiences slightly more precipitation at 93 mm over 16 days, April follows closely behind with 80 mm over 12 days. Humidity levels in April are marginally lower at 84%, compared to March's 87%. For a detailed look at March weather in Zernez, you can check out Zernez weather in March.
April and May present contrasting weather patterns, with both months showcasing the transition from winter to early spring. In April, temperatures range from a chilly minimum of -22°C (-8°F) to a milder maximum of 14°C (57°F), with an average around freezing at 0°C (32°F). The month experiences considerable precipitation, totaling 80 mm (3.2 in) over 12 days, and a high humidity level of 84%.
In comparison, May sees a noticeable increase in temperature, with lows of -15°C (5°F) and highs reaching 19°C (67°F), averaging 4°C (39°F). However, it also brings a higher rainfall total of 161 mm (6.3 in) spread over 22 days, contributing to a slightly lower humidity of 80%. This shift reflects the gradual warming and increased precipitation typical of late spring. For more details, check Zernez weather in May.
April and June present quite contrasting weather patterns. In April, temperatures range from a chilly -22°C (-8°F) at their lowest to a mild maximum of 14°C (57°F), with an average of around 0°C (32°F). The month sees about 80 mm (3.2 in) of precipitation spread over 12 days, coupled with high humidity at 84%. In contrast, June experiences a significantly warmer climate with minimum temperatures of -3°C (26°F), averaging 10°C (50°F), and peaking at 25°C (77°F). Although June is wetter, recording 141 mm (5.5 in) of precipitation over 20 days, the humidity remains similar at 82%. For a closer look at what to expect, check out Zernez weather in June.
In comparing the weather between April and July, significant differences are evident. April experiences much colder temperatures, with a minimum of -22°C (-8°F) and an average of 0°C (32°F), while July brings milder weather, with temperatures ranging from a minimum of 1°C (33°F) to an average of 10°C (51°F) and a maximum reaching 24°C (76°F). Precipitation is also higher in July, totaling 158 mm (6.2 in) over 21 days compared to April's 80 mm (3.2 in) over 12 days. Despite July's increased rainfall, humidity remains relatively similar between the two months, hovering around 83% in July and slightly higher at 84% in April. For more detailed information, you can check Zernez weather in July.
When comparing the weather in April and August, notable differences emerge in temperature and precipitation patterns. April experiences colder temperatures, with a minimum of -22°C (-8°F) and an average of 0°C (32°F), while August offers milder conditions, with a minimum of -1°C (30°F) and an average of 10°C (51°F). Precipitation is more frequent in August, with 194 mm (7.6 in) falling over 21 days compared to April's 80 mm (3.2 in) across 12 days. Despite the higher precipitation in August, humidity remains relatively similar, at 84% in April and 80% in August. For more specific details about August weather, you can check Zernez weather in August.
April and September present a notable contrast in weather conditions. In April, temperatures range from a chilly -22°C (-8°F) to a mild 14°C (57°F), with an average around the freezing point at 0°C (32°F). The month sees about 80 mm (3.2 in) of precipitation over 12 days, with humidity levels reaching 84%. In contrast, September experiences a slightly warmer range, with minimum temperatures of -12°C (10°F) and maximums reaching 19°C (67°F), averaging 6°C (44°F). It is also a wetter month, accumulating 134 mm (5.3 in) of precipitation across 16 days, while humidity remains relatively stable at 83%. For a more detailed look at September weather, you can visit Zernez weather in September.
April and October present contrasting yet similarly chilly weather patterns. In April, temperatures range from a frigid -22°C (-8°F) at night to a mild 14°C (57°F) during the day, with an average hovering around 0°C (32°F). This month experiences significant precipitation, totaling 80 mm (3.2 in) over 12 days, coupled with a humidity level of 84%. Conversely, October features slightly warmer minimum temperatures of -13°C (8°F) and a maximum of 15°C (59°F), with an average of 2°C (37°F). This month has a higher precipitation level of 126 mm (5.0 in) over the same number of days and increased humidity at 90%. For a more detailed look at how these conditions play out, check out Zernez weather in October.
April and November present distinct weather patterns for Zernez, each marked by notable temperature variations and precipitation levels. In April, temperatures range from a minimum of -22°C (-8°F) to a maximum of 14°C (57°F), with an average of 0°C (32°F) and humidity at 84%. The month sees around 80 mm (3.2 in) of precipitation over approximately 12 days. In contrast, November experiences slightly colder conditions, with minimum temperatures reaching -23°C (-9°F) and an average of -4°C (24°F), peaking at 11°C (52°F). It also has higher humidity at 88% and increased precipitation, totaling 102 mm (4.0 in) over about 13 days. For more specific details, check out Zernez weather in November.
In April, temperatures begin to rise noticeably, with minimums around -22°C (-8°F) and maximums reaching up to 14°C (57°F), while averaging at 0°C (32°F). This transitional month sees about 80 mm (3.2 in) of precipitation over roughly 12 days, accompanied by a humidity level of 84%. In contrast, December brings much colder temperatures, with minimums dipping to -27°C (-16°F) and maximums peaking at just 3°C (38°F), resulting in an average of -9°C (17°F). Alongside higher precipitation, totaling 132 mm (5.2 in) recorded over 16 days, the humidity also increases to 90%. For more details on December weather in Zernez, check out Zernez weather in December.
In April, Zernez experiences a striking transition as winter gives way to the first whispers of spring. With temperatures gradually rising, this month presents a unique blend of warmth and chill, offering average conditions that are cooler than the subsequent months but warmer than the depths of winter. Despite the milder weather, April is still characterized by significant precipitation, with around 12 days of rain, which helps to rejuvenate the stunning alpine landscape. The humidity remains high, around 84%, creating a fresh and crisp atmosphere. As everything begins to bloom, Zernez invites visitors to experience its breathtaking beauty amidst the dynamic April climate. For a detailed overview of what to expect throughout the year, check out Zernez Climate.