Last updated: August 27, 2025
In Arosa, Switzerland, April showcases a striking range of temperatures, with a maximum of 15°C (59°F) and a minimum plunging to -24°C (-11°F), yielding an average of around 1°C (34°F). Travelers can expect considerable precipitation, totaling 87 mm (3.4 in) across about 14 days, which contributes to the area's lush landscapes. The humidity levels remain high at 84%, adding a chill to the air that underscores the beauty of the Swiss Alps in spring. Whether you're hitting the slopes or exploring the picturesque surroundings, April in Arosa promises a blend of warm days and crisp nights, making it a unique time to experience this alpine destination.
In Arosa, Switzerland, April marks a transition from the deep chill of winter to the gentle embrace of spring. With minimum temperatures dipping to -24°C (-11°F) and averages hovering around 1°C (34°F), the month opens with a crispness that lingers from the previous months. However, the landscape quickly brightens as temperatures can rise to a pleasant 15°C (59°F), inviting both locals and visitors to enjoy the striking mountain scenery. This trend of increasing warmth is evident as April's temperatures become progressively milder compared to the depths of winter, with March already hinting at the shift. Nature begins to awaken, making April an enchanting time in Arosa as the snow melts and the first signs of spring emerge.
April in Arosa, Switzerland, ushers in a delightful transition towards spring, marked by an average precipitation of 87 mm (3.4 in) falling over 14 days. This slightly lower rainfall compared to March's 92 mm reflects the region's gradual warming as it shakes off winter's chill. However, the precipitation trend is still significant, paving the way for lush alpine landscapes. Interestingly, as we move into May, Arosa experiences a remarkable leap in both precipitation and rainy days, with totals soaring to 161 mm (6.3 in) over 23 days. This pattern underscores Arosa’s distinct wet season, setting the stage for the vibrant blooms and rich greenery that characterize late spring in the Swiss Alps. The change is not just in volume but also in frequency, as April’s moderate rainfall acts as a crucial precursor to the more intense precipitation of the following month.
In April, Arosa experiences a noticeable shift in humidity, with levels averaging 84%, a decline from the 87% recorded in March. This trend of decreasing humidity continues into May, where it dips further to 80%. The spring months see a gradual easing of moisture in the air, reflecting the transition from winter’s chill to the warmer days ahead. While winter boasts high humidity levels ranging from 89% to 92%, the onset of spring marks a gradual release, paving the way for a more comfortable atmosphere as summer approaches. This seasonal fluctuation not only enhances Arosa’s alpine charm but also brings a refreshing respite from the dense, humid air of the colder months.
As April arrives in Arosa, Switzerland, the UV Index escalates to a striking 8, categorizing sun exposure as very high. This marks a significant increase from the previous month, where the UV Index was a moderate 4; a trend showcasing the rapid approach of summer. The burn time plummets to just 15 minutes, underscoring the urgency for sun protection as outdoor activities become more enjoyable. With May and June following closely with even higher UV values, it's essential for residents and visitors alike to remain vigilant about sun safety. For more detailed insights on UV levels throughout the year, visit Arosa UV Index.
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April in Arosa, Switzerland, welcomes a delightful surge in sunshine, with 348 hours of bright, invigorating light flooding the alpine landscape. As winter recedes, the days grow steadily longer, marking a significant increase from 309 hours in March. This trend continues with May and June pushing beyond 360 hours, making spring a truly radiant season in Arosa. The gradual climb in sunshine hours not only brightens the scenery but also invites visitors to embrace outdoor activities, revel in blossoming nature, and soak up the vibrant energy of the Swiss Alps. With each passing month leading into summer, the heartwarming sunshine becomes a hallmark of Arosa, creating an enchanting atmosphere that captivates both locals and travelers alike.
In Arosa, Switzerland, April brings a 37% chance of sunny weather, indicating a slight dip from the previous months, March and February, which enjoyed higher sun probabilities at 41% and 43% respectively. This trend suggests that while the early spring offers some delightful sunny days, it’s a transitional period as winter recedes and May beckons with its own challenges of cloud cover, dropping to a 31% chance of sunshine. Overall, April acts as a bridge to brighter days ahead, creating a perfect backdrop for those eager to embrace the lingering winter vibes paired with the awakening hints of spring.
As spring blossoms in Arosa, Switzerland, April brings a delightful increase in daylight, offering about 13 hours of sunlight—a significant leap from the 11 hours experienced in March. This surge sets the tone for the vibrant months ahead, with May boasting an impressive 15 hours of daylight. The gradual lengthening of days reflects the transitioning seasons, allowing locals and visitors alike to soak in the natural beauty and engage in outdoor activities. As the rhythm of daylight shifts from the shorter days of winter to the longer, sunlit hours of summer, April stands out as a pivotal month of renewal and vitality in this picturesque alpine town.
In April, Arosa, Switzerland experiences a gentle breeze, with an average wind speed of 1.5 m/s (3 mph). This reflects a slight uptick from the earlier months of January and March, which observed wind speeds of 1.4 m/s (3 mph). As spring unfolds, the wind intensity remains stable, paralleling the conditions of July and June, subtly inviting outdoor adventures amidst nature’s awakening. Interestingly, as summer approaches in May, wind speeds increase marginally to 1.6 m/s (4 mph), suggesting a vibrant transition. The consistent breezes of April create a refreshing atmosphere, enhancing the stunning alpine scenery that Arosa is renowned for.
Weather in Arosa varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Arosa, focusing on differences in temperature, rainfall, humidity, and UV levels.
April weather contrasts sharply with January, showcasing a gradual warming trend as spring approaches. In April, temperatures range from a chilly -24°C (-11°F) at their lowest to a milder average of 1°C (34°F), peaking at 15°C (59°F). The month brings approximately 87 mm (3.4 in) of precipitation over 14 days, accompanied by a humidity level of 84%. In comparison, January experiences harsher conditions with minimum temperatures dropping to -30°C (-21°F) and an average of -9°C (16°F), only reaching up to 5°C (40°F). Precipitation is slightly higher at 92 mm (3.6 in) over 11 days, coupled with a greater humidity level of 92%. For more detailed insights, visit Arosa weather in January.
When comparing the weather between April and February, it is evident that April brings a notable shift in temperatures. April's average temperature is 1°C (34°F), a significant increase from February's average of -6°C (22°F). The minimum temperatures in April are milder at -24°C (-11°F) compared to February's chillier -26°C (-14°F). Additionally, April experiences a higher maximum temperature of 15°C (59°F), while February peaks at 9°C (48°F). In terms of precipitation, April receives more moisture with 87 mm (3.4 in) over 14 days, while February records 65 mm (2.6 in) over 12 days. However, humidity levels remain high, with February at 89% and April slightly lower at 84%. For a detailed look at the February weather in Arosa, you can refer to Arosa weather in February.
In comparing the weather patterns of March and April, April generally experiences milder temperatures, with an average of 1°C (34°F) compared to March's colder average of -3°C (27°F). The minimum temperature in April is slightly warmer at -24°C (-11°F), while March sees a lower minimum of -26°C (-14°F). Precipitation levels are similar, with April receiving 87 mm (3.4 in) over 14 days, compared to March's 92 mm (3.6 in) over 16 days; however, April's humidity is slightly lower at 84%, compared to March's 87%. For more detailed information about March weather in Arosa, visit Arosa weather in March.
April and May exhibit distinct differences in weather patterns. In April, temperatures range from a chilly minimum of -24°C (-11°F) to a maximum of 15°C (59°F), with an average around 1°C (34°F). The month is characterized by 87 mm (3.4 inches) of precipitation over 14 days, combined with high humidity levels at 84%. In contrast, May brings warmer conditions, with temperatures ranging from -13°C (9°F) to a more comfortable maximum of 21°C (69°F) and an average of 5°C (41°F). However, May is wetter, experiencing 161 mm (6.3 inches) of precipitation over 23 days, but humidity remains slightly lower at 80%. For a closer look at specific weather conditions, visit Arosa weather in May.
April and June present quite contrasting weather conditions. In April, temperatures range from a chilly -24°C (-11°F) at their lowest to a mild average of 1°C (34°F), topping out at 15°C (59°F). The month sees significant precipitation, totaling 87 mm (3.4 in) over 14 days, combined with high humidity levels of 84%. In contrast, June experiences a much warmer climate, with temperatures fluctuating between a minimum of -2°C (28°F) and reaching an average of 10°C (51°F), peaking at a comfortable 26°C (79°F). The month is wetter, with 147 mm (5.8 in) of precipitation occurring over 19 days, while humidity slightly decreases to 82%. For a detailed look at June's weather in Arosa, check out Arosa weather in June.
April and July showcase a significant contrast in weather. In April, temperatures range from a chilly minimum of -24°C (-11°F) to a mild maximum of 15°C (59°F), with an average temperature of around 1°C (34°F). The month experiences about 87 mm (3.4 in) of precipitation over 14 days and maintains a high humidity level of 84%. In sharp contrast, July brings warmer conditions with temperatures that range from a minimum of 2°C (36°F) to a comfortable maximum of 25°C (78°F), averaging 11°C (53°F). This summer month also sees increased rainfall, with 152 mm (6.0 in) spread over 20 days, while humidity remains steady at 83%. For a closer look at July's weather, check out Arosa weather in July.
April and August present distinctly different weather patterns. In April, temperatures range from a chilly -24°C (-11°F) at night to a mild high of 15°C (59°F), with an average around 1°C (34°F). The month sees about 87 mm (3.4 in) of precipitation over 14 days and experiences high humidity levels at 84%. In contrast, August brings warmer temperatures, ranging from a low of 0°C (31°F) to a pleasant high of 23°C (74°F), with an average temperature of 11°C (52°F). Rainfall increases to 197 mm (7.8 in) occurring over 20 days, and humidity is slightly lower at 80%. For detailed insights on August weather, you can refer to Arosa weather in August.
April and September present contrasting weather patterns, each marking distinct transitions in the seasonal calendar. In April, temperatures range from a chilly minimum of -24°C (-11°F) to an average of 1°C (34°F) and a maximum of 15°C (59°F). The month is characterized by moderate precipitation, totaling 87 mm (3.4 in) over approximately 14 days, with a high humidity level of 84%. In comparison, September offers milder temperatures, with a minimum of -11°C (13°F), an average of 7°C (46°F), and a maximum of 20°C (68°F). However, it experiences even greater rainfall, accumulating 134 mm (5.3 in) over 16 days, accompanied by a slightly lower humidity of 83%. For a closer look at the weather specifics for this time, check out Arosa weather in September.
April and October present unique weather experiences, each with its own characteristics. In April, temperatures can range from a chilly -24°C (-11°F) at their lowest to a pleasant 15°C (59°F) at their highest, with an average of around 1°C (34°F). The month sees about 87 mm (3.4 in) of precipitation over approximately 14 days, contributing to a humidity level of 84%.
In contrast, October's temperatures are milder, with a minimum of -9°C (16°F) and a maximum of 16°C (61°F), averaging at 3°C (39°F). The month is wetter, with precipitation totaling 133 mm (5.3 in) over about 12 days and an increased humidity level of 90%. This gradual transition into winter is highlighted further in the comprehensive details provided in Arosa weather in October.
April and November present contrasting yet chilly weather patterns. In April, temperatures range from a minimum of -24°C (-11°F) to a maximum of 15°C (59°F), with an average of around 1°C (34°F). The month sees about 87 mm (3.4 in) of precipitation over 14 days, accompanied by a humidity level of 84%.
In comparison, November experiences slightly milder temperatures, with a minimum of -21°C (-5°F), an average of -3°C (27°F), and a maximum of 12°C (55°F). Precipitation increases to 103 mm (4.0 in) spread over 13 days, and humidity rises slightly to 88%. For those interested in specific details about the weather in November, check out this link: Arosa weather in November.
In comparing the weather of April and December, April experiences slightly warmer temperatures, with an average of 1°C (34°F) and a maximum of 15°C (59°F), while December tends to be much colder, averaging -7°C (19°F) and peaking at only 4°C (40°F). Precipitation is more frequent in December, accumulating to 129 mm (5.1 in) over 16 days, compared to April's 87 mm (3.4 in) across 14 days. Additionally, humidity levels are higher in December at 90%, versus 84% in April, contributing to a generally chillier atmosphere. For a more detailed overview of December weather conditions, you can visit Arosa weather in December.
As April unfolds in Arosa, it brings a distinct shift in weather compared to the chill of earlier months. With temperatures finally rising, residents and visitors experience a refreshing reprieve from the deep winter cold, although nightly lows can still dip into frosty territory. The month is marked by frequent bouts of precipitation, contributing to lush surroundings, yet the crisp humidity lingers, creating a unique atmosphere. Unlike the heavy snowfalls of winter, the milder and more variable April weather hints at the arrival of spring and the vibrant bloom of nature. For more insight into how these changes fit into the annual pattern, explore the detailed climate trends at Arosa Climate.