Last updated: August 27, 2025
In April, Airolo, Switzerland experiences a dynamic climate characterized by a maximum temperature of 11°C (52°F) and a chilly average of -1°C (30°F). The minimum temperature can plunge to -17°C (1°F), making it essential for visitors to bundle up. This month sees a significant precipitation of 129 mm (5.1 in), distributed over approximately 12 rainy days, leading to a notably humid environment with an average humidity level of 84%. These conditions create a unique atmosphere, perfect for enjoying the stunning Alpine scenery while embracing the crispness of spring.
In April, Airolo, Switzerland, welcomes the gradual transition from winter to spring with temperatures steadily rising. The month starts with a chilly minimum of -17°C (1°F), yet by the end, highs can reach a pleasant 11°C (52°F). The average temperature hovers around -1°C (30°F), marking a notable shift from the frigid conditions of earlier months. This warming trend not only invites budding flora but also encourages outdoor activities as the snow begins to melt away. With each passing day in April, Airolo increasingly sheds its winter coat, setting the stage for the blossoming warmth of May.
In Airolo, April carries a notable consistency in its precipitation patterns, mirroring January's rainfall with 129 mm (5.1 in), underlining the region's wet spring transition. With 12 days of rain, April maintains a balance that's characteristic of early spring, creating an inviting landscape for both locals and visitors alike. Compared to the wetter months ahead, such as May, which sees a significant uptick to 164 mm (6.5 in) over 20 days, April serves as a bridge, hinting at the forthcoming intensification of spring storms. This trend reflects Airolo's dynamic climate, where the gradual increase in rainfall paves the way for the summer's lush greenery and vibrant alpine flora.
In April, Airolo experiences a noticeable shift in humidity, dropping to 84%. This reflects a steady decline from the 92% recorded in January, with April marking the fourth consecutive month of decreasing humidity levels. As spring unfolds, the milder temperatures contribute to a more comfortable atmosphere, paving the way for the drier conditions that continue into May, where humidity dips to 80%. This transitional phase highlights Airolo’s unique climate patterns, as the region moves away from the heavier dampness typical of winter, offering a refreshing change as nature awakens.
As April unfolds in Airolo, Switzerland, the UV Index climbs to 8, placing it in the very high exposure category with a burn time of just 15 minutes. This notable rise from the moderate indices in the earlier months signifies increasing sun intensity as spring fully arrives. Following a moderate index of 3 in January and reaching 7 in March, this sharp increase emphasizes the importance of sun protection during outdoor activities. The sunny days of April pave the way for even higher indices in May and June, making it critical for residents and visitors alike to stay vigilant and safeguard their skin. For more detailed insights and daily updates, check out Airolo UV Index.
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As spring unfolds, Airolo, Switzerland bathed in the warmth of April sunshine offers a delightful contrast to the winter months. With a remarkable 346 hours of sunshine, April shines brightly as a precursor to the vibrant summer ahead. Following the steady increase in sunlight from March’s 307 hours, the month not only continues this upward trend but also sets the stage for May’s peak of 362 hours. This ascending pattern reflects a gradual awakening of nature in the alpine landscape, inviting both locals and visitors to bask in the rejuvenating rays. As the days grow longer, Airolo becomes a vivid canvas, perfect for outdoor adventures and leisurely strolls in scenic surroundings, making the most of every sun-drenched moment.
As April unfolds in Airolo, Switzerland, the likelihood of sunny weather shows a promising dip from March's 39% to 37%. While this slight decrease may suggest a lingering embrace of early spring clouds, April still boasts a notably higher chance of sunshine compared to the summer months, such as May's 25%, June's 21%, and July's 23%. Interestingly, the sun's presence begins to wane further into the summer, creating a bit of a paradox where April offers a decent chance for those seeking brighter days. Embrace the crisp air and the potential for sunny spells—it’s a delightful time for outdoor adventures before the peak season heat kicks in.
As spring unfolds in Airolo, Switzerland, the daylight duration significantly increases, with April enjoying a generous 13 hours of sunshine. This marks a notable leap from 11 hours in March, indicating the region's transition into warmer months. Following this upward trend, May and June see daylight peak at 15 hours, creating a vibrant atmosphere perfect for outdoor exploration. The gradual decrease in daylight begins in late summer, with August still offering a robust 14 hours, while September and October witness a steady decline, returning to 10 hours by the time autumn settles in. This rhythm of daylight not only enhances Airolo's breathtaking landscapes but also invites locals and visitors alike to embrace the beauty of the changing seasons.
In Airolo, Switzerland, April ushers in a consistent average wind speed of 1.6 m/s (4 mph), maintaining the calm breezes characteristic of the preceding months. Interestingly, this gentle airflow mirrors the conditions found in March and May, suggesting a period of stability in the region’s weather patterns. Compared to the winter months, where wind speeds hover between 1.3 and 1.7 m/s, April's winds provide a refreshing backdrop as the landscape begins to bloom. As one transitions to the warmer summer months, the winds remain mild, with only slight fluctuations, creating a serene atmosphere ideal for outdoor explorations in this picturesque alpine setting.
Weather in Airolo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Airolo, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January showcase a stark contrast in weather conditions. In April, temperatures range from a minimum of -17°C (1°F) to a maximum of 11°C (52°F), with an average of -1°C (30°F). The month experiences 12 days of precipitation totaling 129 mm (5.1 in), accompanied by a humidity level of 84%. In contrast, January is significantly colder, with temperatures dipping as low as -23°C (-9°F) and peaking at just 2°C (36°F), averaging -10°C (15°F). This winter month also sees the same amount of precipitation—129 mm (5.1 in) over 12 days—but the humidity is notably higher at 92%. For a detailed look at January weather, visit Airolo weather in January.
When comparing the weather in April and February, it is evident that April experiences milder temperatures, with a minimum of -17°C (1°F) and an average of -1°C (30°F), while February is notably colder, with a minimum of -25°C (-13°F) and an average of -7°C (20°F). April also sees a higher maximum temperature of 11°C (52°F) compared to February's 7°C (45°F). In terms of precipitation, April has greater rainfall, totaling 129 mm (5.1 in) over 12 days, while February receives 83 mm (3.3 in) during the same number of days. Despite the relatively cooler temperatures and lower precipitation in February, it has slightly higher humidity at 89%, compared to April's 84%. For those interested in exploring February weather in Airolo, additional details can be found Airolo weather in February.
April generally offers slightly milder conditions compared to March, with average temperatures rising from -5°C (23°F) in March to around -1°C (30°F) in April. The minimum temperature in April is notably warmer at -17°C (1°F), compared to the lower March minimum of -24°C (-11°F). Both months experience similar levels of precipitation, with April receiving 129 mm (5.1 in) over 12 days and March slightly less at 126 mm (5.0 in) across 15 days. Humidity remains relatively high in both months, at 84% in April and 87% in March. For more detailed insights on March weather, you can check Airolo weather in March.
April and May present a noticeable transition in weather conditions. In April, temperatures range from a minimum of -17°C (1°F) to a maximum of 11°C (52°F), with an average of -1°C (30°F). The month is characterized by 129 mm (5.1 in) of precipitation spread over 12 days, accompanied by a high humidity level of 84%. In contrast, May brings slightly milder temperatures, with a minimum of -11°C (13°F), an average of 3°C (37°F), and a maximum of 16°C (62°F). However, it also sees an increase in precipitation to 164 mm (6.5 in) over 20 days, while humidity decreases slightly to 80%. This shift indicates a gradual warming and an uptick in rain, making May a pivotal month as spring fully unfolds. For more details on this month’s weather, you can refer to Airolo weather in May.
April is characterized by colder temperatures, with a minimum of -17°C (1°F) and an average temperature of -1°C (30°F), while June brings a more moderate climate, featuring a minimum temperature of -3°C (27°F) and an average of 9°C (48°F). In terms of precipitation, April sees 129 mm (5.1 in) over 12 days, whereas June experiences a higher amount of 203 mm (8.0 in) across 19 days. Despite the increased rainfall in June, the humidity remains relatively similar in both months, at 84% in April and 82% in June. This transition from the harsh cold of April to the warmer days of June is a notable change in the weather pattern. For a detailed overview of June's conditions, you can check Airolo weather in June.
April and July present distinct weather patterns, reflecting the transition from early spring to high summer. In April, temperatures range from a chilly minimum of -17°C (1°F) to a pleasant maximum of 11°C (52°F), with an average of -1°C (30°F). The month experiences notable precipitation, totaling 129 mm (5.1 in) over 12 days, coupled with a high humidity of 84%. In contrast, July brings a marked increase in temperatures, with a minimum of 0°C (33°F), an average of 11°C (51°F), and a maximum of 22°C (72°F). However, it also sees higher precipitation at 215 mm (8.5 in) over 21 days, while humidity remains relatively stable at 83%. For more details on July weather, you can check Airolo weather in July.
April and August present notably different weather patterns. In April, temperatures range from a chilly -17°C (1°F) at the minimum to a mild 11°C (52°F) at the maximum, with an average temperature of -1°C (30°F). This month sees around 129 mm (5.1 in) of precipitation over 12 days, and the humidity is relatively high at 84%. In contrast, August experiences milder temperatures, with a minimum of -1°C (31°F), an average of 10°C (51°F), and a comfortable maximum of 21°C (70°F). The precipitation in August is significantly higher at 256 mm (10.1 in), occurring on about 21 days, while humidity levels reduce slightly to 80%. For more specific details on conditions during this month, refer to Airolo weather in August.
April and September display notable differences in their weather profiles. In April, temperatures can drop as low as -17°C (1°F), with an average of -1°C (30°F) and a maximum of 11°C (52°F). Despite its chill, April sees significant precipitation, measuring 129 mm (5.1 in) over 12 days, with humidity averaging around 84%. In contrast, September brings slightly warmer conditions with a minimum of -11°C (13°F), an average of 7°C (44°F), and a maximum of 18°C (65°F). The month is also quite wet, recording 146 mm (5.7 in) of precipitation across 16 days, while humidity remains relatively similar at 83%. For more detailed weather insights, check out Airolo weather in September.
April and October present distinct weather patterns, each with its own characteristics. In April, temperatures range from a minimum of -17°C (1°F) to a maximum of 11°C (52°F), with an average of -1°C (30°F). The month sees 129 mm (5.1 in) of precipitation over 12 days, accompanied by a relatively high humidity of 84%. Conversely, October experiences slightly milder temperatures, with a minimum of -12°C (10°F), an average of 2°C (35°F), and a maximum of 14°C (57°F). Precipitation is more substantial at 228 mm (9.0 in), occurring over 13 days, and humidity levels increase to 90%. These differences make both months unique in their own right, particularly evident in October’s wetter and more humid conditions. For further details, you can check Airolo weather in October.
April and November exhibit notable differences in weather patterns, despite both being precarious transitional months. In April, temperatures range from a minimum of -17°C (1°F) to a maximum of 11°C (52°F), with an average of -1°C (30°F). The month experiences about 129 mm (5.1 in) of precipitation over approximately 12 days, accompanied by a humidity level of 84%. In contrast, November offers colder temperatures, with a minimum of -21°C (-5°F) and a maximum of 9°C (48°F), leading to an average of -4°C (25°F). The precipitation increases to 154 mm (6.0 in) over about 15 days, while humidity rises slightly to 88%. For those interested in the specific conditions of this month, you can find more details in the link provided: Airolo weather in November.
April and December present stark contrasts in weather conditions. In April, temperatures range from a minimum of -17°C (1°F) to a maximum of 11°C (52°F), with an average of -1°C (30°F), making it a relatively mild spring month. Despite lower temperatures, precipitation measures 129 mm (5.1 in) over 12 days, alongside humidity levels at 84%. In contrast, December exhibits colder temperatures, with a minimum of -21°C (-5°F) and a maximum of 3°C (38°F), resulting in a chillier average of -8°C (18°F). Additionally, December sees a higher precipitation total of 182 mm (7.2 in) spread over 18 days and increased humidity at 90%, contributing to a more wintry atmosphere. For further insights into December's climate, you can check out Airolo weather in December.
April in Airolo marks a transition into spring, characterized by cool temperatures and a notably high humidity level of 84%. Unlike the winter months, when temperatures often plunge significantly, April brings a refreshing, albeit chilly, atmosphere with an average hovering around 1°C. The increased precipitation, totaling 129 mm over approximately 12 days, sets the stage for budding greenery, contrasting starkly with the drier winter conditions. As Airolo shakes off winter's chill, the temperature fluctuation is a reminder of nature’s awakening, inviting visitors to experience the unique charm of this alpine town. For more insights on the weather patterns, check out Airolo Climate.