Last updated: August 27, 2025
In April, Gersau, Switzerland experiences a vibrant transition into spring, with temperatures ranging from a maximum of 22°C (71°F) during the warmest days to a chilly minimum of -7°C (19°F) at night. The average temperature settles at a comfortable 7°C (45°F), inviting outdoor exploration amidst the stunning landscapes. However, visitors should prepare for frequent showers, as the month sees about 104 mm (4.1 in) of precipitation over 12 rainy days. With a humidity level of 84%, the air feels refreshingly crisp yet slightly damp, adding to the picturesque charm of this lakeside town.
In April, Gersau, Switzerland, begins to shake off the chill of winter, showcasing a noticeable shift in temperatures. The month opens with minimums hovering around -7°C (19°F), while daytime averages climb to a comfortable 7°C (45°F). The notable warmth is further highlighted by maximum temperatures reaching up to 22°C (71°F), creating ideal conditions for outdoor activities amidst the budding spring scenery. This upward trend from the freezing depths of earlier months reflects a rejuvenation, setting the stage for the approaching summer. With its mild days and crisp nights, April in Gersau is a delightful transition into the beauty of warmer seasons, inviting both locals and travelers to revel in the evolving landscape.
In April, Gersau experiences a relatively mild precipitation of 104 mm (4.1 in), marking a slight decrease from the previous months while maintaining an average of 12 rainy days. This trend reflects the transition from the wetter spring months of January and March, both of which recorded higher levels of rainfall. As spring progresses, the precipitation in Gersau begins to stabilize, hinting at the approach of summer, where the month of May will see a significant uptick with nearly 163 mm (6.4 in) expected. Overall, April serves as a bridge in the seasonal shift, making it a crucial time for blooming nature amidst the gentle showers.
April in Gersau, Switzerland, welcomes a slight dip in humidity, averaging 84%, which marks a continuation of the steady decrease seen since the peak winter months. Following the moist chill of January and February, where humidity levels hovered around 92% and 89%, respectively, March eases us into spring with 87%. April’s lower humidity not only enhances the crispness of the air but also sets the stage for even drier conditions leading into May, when humidity drops further to 80%. This trend reflects the transition from the damp embrace of winter toward the more temperate and pleasant atmosphere of the coming summer months, making April a refreshing bridge in Gersau’s annual climatic rhythm.
In April, Gersau, Switzerland, experiences a notable shift in UV exposure, with the UV Index rising to 6, categorizing it as high. This signals a departure from the milder conditions of the earlier months, as residents and visitors alike should be mindful of their sun exposure, with a burn time of just 25 minutes under direct sunlight. This trend sets the stage for increased UV levels in the coming months, particularly in May and June, where the index climbs to a very high rating of 8 and 9 respectively. As spring unfolds, it's essential to stay informed and protect yourself while enjoying the sunny days. For detailed information, visit Gersau UV Index.
UV Risk Categories
As spring unfolds in Gersau, Switzerland, April shines brightly with an impressive 358 hours of sunshine, marking a significant leap from the 300 hours recorded in March. This uplifting trend not only reflects the gradual transition to warmer weather but also sets the stage for an even sunnier May, which boasts 370 hours of daylight. With each passing month, residents and visitors are treated to increasingly vibrant skies, culminating in the longest days of summer in July, where sunshine totals soar to 415 hours. As the sunshine hours begin to wane in the fall, the warm glow of April remains a delightful reminder of the beauty that the Lake Lucerne region has to offer.
As spring unfolds in Gersau, Switzerland, April emerges as a beacon of optimism for sun-seekers. With a 44% chance of sunny weather, it stands out as a high point following the gradual increase from January’s mere 14% to March’s 42%. This trend not only highlights April's potential for brighter days but also marks it as a transition month, bridging the cooler, cloudier winter months to the warmer seasons ahead. Interestingly, while May dips to a 29% chance of sun, April’s vibrant potential offers a delightful escape from the overcast skies that lingered just weeks prior, inviting both locals and visitors to embrace the lively spirit of spring.
As spring blooms in Gersau, Switzerland, April emerges as a vibrant transition month, with daylight extending to a lively 13 hours per day. This increase marks a delightful continuation from March's 11 hours, signaling the approach of longer, sunnier days ahead. As we progress into May and June, daylight will reach its peak, boasting 15 hours of glow, bathing the picturesque landscapes in warm sunlight. The gradual shift from winter's shorter days to spring's abundant light not only enhances the beauty of this serene lake town but also invites outdoor adventures, making April a perfect time to embrace nature's awakening.
In Gersau, Switzerland, the April wind whispers at an average speed of 1.5 m/s (3 mph), a gentle breeze that embodies the transition from the biting chill of winter to the soft embrace of spring. As the year unfolds, we observe subtle trends in wind patterns; notably, April's wind speed remains consistent with that of its spring counterparts, mirroring January's and February's light gusts. Following a slight dip in March, the wind begins to regain its momentum in this picturesque lakeside town. The upcoming months hint at a return to those slightly brisker conditions with averages rising back to 1.6 m/s (4 mph) by May. This tranquil yet invigorating wind not only marks April's arrival but also enhances the charm of Gersau's stunning landscapes, inviting both locals and visitors to revel in the splendor of nature's awakening.
Weather in Gersau varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Gersau, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January present contrasting weather patterns, with January tending to be much colder and wetter. In January, temperatures can drop as low as -15°C (5°F), while the average hovers around -1°C (30°F), creating a chilly atmosphere with a higher humidity of 92%. Precipitation is also significant, averaging 144 mm (5.7 in) over 13 days. Conversely, April brings milder conditions, with minimum temperatures around -7°C (19°F) and an average of 7°C (45°F). The maximum can reach a pleasant 22°C (71°F), accompanied by lower precipitation at 104 mm (4.1 in) over 12 days and slightly reduced humidity of 84%. For more details on the weather in January, you can refer to Gersau weather in January.
Comparing the weather in April and February reveals a significant shift as spring approaches. April sees a broader temperature range, with minimums of -7°C (19°F) and maximums reaching 22°C (71°F), resulting in a cozy average of 7°C (45°F). In contrast, February remains much colder, with minimum temperatures dipping to -19°C (-1°F) and an average of only 1°C (34°F). Both months experience similar levels of precipitation, with April recording 104 mm (4.1 in) and February slightly higher at 106 mm (4.2 in), though they both receive precipitation on about 12 days. Humidity is also slightly lower in April at 84% compared to 89% in February, adding to the more comfortable feel of early spring. For a detailed view of February weather conditions, you can check Gersau weather in February.
April weather marks a notable transition from March, showcasing a rise in average temperatures from 3°C (38°F) to 7°C (45°F). While March still has a lower minimum temperature of -15°C (6°F), April experiences milder conditions, with a minimum of -7°C (19°F) and a maximum of 22°C (71°F). However, April comes with increased rainfall, totaling 104 mm (4.1 in) over 12 days compared to March's 127 mm (5.0 in) spread over 17 days. Humidity also sees a slight decrease from 87% in March to 84% in April. For a more detailed look at the March weather, you can visit Gersau weather in March.
In comparing the weather of April and May, April tends to be cooler with average temperatures around 7°C (45°F), while May sees a slight increase, averaging 10°C (51°F). The maximum temperatures also rise notably from 22°C (71°F) in April to 27°C (80°F) in May, making May feel more summer-like. However, May experiences heavier precipitation, accumulating 163 mm (6.4 in) over 19 days, compared to April's 104 mm (4.1 in) over 12 days. Humidity levels remain relatively similar between the two months, with April at 84% and May at 80%. For more detailed insights on May weather, check out Gersau weather in May.
April and June present contrasting weather patterns. In April, temperatures range from a chilly minimum of -7°C (19°F) to a mild maximum of 22°C (71°F), with an average temperature of 7°C (45°F). This month experiences significant precipitation, totaling 104 mm (4.1 in) over about 12 days, while humidity is relatively high at 84%. In comparison, June sees a warmer climate, with temperatures starting at a minimum of 4°C (39°F), peaking at 31°C (88°F), and averaging 16°C (60°F). This month is also wetter, with 189 mm (7.4 in) of precipitation spread across 18 days, and humidity slightly lower at 82%. For more detailed insights into the June weather, you can refer to Gersau weather in June.
In comparing the weather between April and July, we see a significant shift in temperature and precipitation patterns. April features a chilly minimum of -7°C (19°F) and a mild average of 7°C (45°F), gradually reaching a maximum of 22°C (71°F). The month is marked by frequent rainfall, with 104 mm (4.1 in) of precipitation occurring over 12 days and high humidity at 84%. In contrast, July boasts a much warmer climate, with temperatures ranging from a minimum of 7°C (45°F) to a comfortable average of 17°C (63°F) and a peak of 31°C (87°F). However, July sees increased precipitation with 190 mm (7.5 in) spread over 18 days, while humidity remains relatively stable at 83%. For more detailed information about July weather, you can visit Gersau weather in July.
April and August present distinctly different weather patterns. In April, temperatures can range from a chilly -7°C (19°F) at night to a pleasant 22°C (71°F) during the day, with an average of 7°C (45°F). This month sees an average of 104 mm (4.1 in) of precipitation over roughly 12 days, coupled with a high humidity level of 84%. In contrast, August offers a warmer climate, with minimum temperatures of 7°C (45°F), daily averages of 17°C (63°F), and highs reaching up to 29°C (84°F). However, it also brings increased rainfall, totaling 203 mm (8.0 in) over about 18 days, while maintaining a slightly lower humidity level of 80%. For more detailed information, you can check Gersau weather in August.
April and September present contrasting climates, showcasing the transition from spring to autumn. In April, temperatures can dip as low as -7°C (19°F) but typically average around 7°C (45°F) during the month, with a maximum reaching 22°C (71°F). The weather is also relatively humid at 84%, with 104 mm (4.1 in) of precipitation spread over 12 days. In comparison, September offers a milder experience with minimum temperatures around 1°C (34°F) and an average of 13°C (56°F), peaking at 25°C (77°F). However, it tends to be wetter with 146 mm (5.8 in) of rain over 15 days, maintaining a similar humidity level of 83%. For more information, check this link: Gersau weather in September.
April and October present distinct weather patterns that reflect the transition between seasons. In April, temperatures range from a chilly minimum of -7°C (19°F) to a more pleasant maximum of 22°C (71°F), with an average of 7°C (45°F). During this month, precipitation totals around 104 mm (4.1 in) over approximately 12 days, accompanied by a humidity level of 84%. In contrast, October features milder temperatures, with a minimum of 1°C (34°F) and a maximum of 20°C (68°F), resulting in an average temperature of 9°C (49°F). This month sees greater precipitation, totaling 165 mm (6.5 in) spread over 14 days, and a higher humidity level of 90%. For those interested in the specifics of weather during this month, additional details can be found in Gersau weather in October.
April and November both present cool temperatures, but April typically boasts a slightly warmer average, reaching about 7°C (45°F) compared to November's 4°C (39°F). Both months experience similar minimum temperatures of -7°C (19°F) and comparable precipitation levels, with April receiving 104 mm (4.1 in) and November slightly less at 102 mm (4.0 in). Interestingly, November has a higher humidity level at 88%, compared to April's 84%, which may contribute to a chillier feel despite the months being close in temperature range. For more details on November weather, you can visit Gersau weather in November.
April and December present contrasting weather conditions in terms of temperature, precipitation, and humidity. In April, temperatures range from a chilly -7°C (19°F) to a pleasant 22°C (71°F), with an average of 7°C (45°F), and the month experiences 104 mm (4.1 in) of precipitation over 12 days. In contrast, December is much colder, with temperatures ranging from -11°C (12°F) to a maximum of 11°C (52°F) and an average of only 1°C (33°F). Additionally, December sees significantly higher precipitation at 171 mm (6.7 in) across 18 days, paired with higher humidity levels of 90%. For more detailed information, you can check out Gersau weather in December.
April in Gersau presents a refreshing transition as winter's chill slowly gives way to warmth. With an average temperature notably higher than the preceding months, residents and visitors alike can enjoy the delightful balance between cool mornings and mild afternoons. However, the increased precipitation and higher humidity levels signal that spring can be quite moody, occasionally bringing showers that rejuvenate the landscape. The stunning scenery, coupled with the moderating temperatures, makes April a unique and inviting month to experience the beauty of Gersau. For a deeper understanding of what to expect, explore the details at Gersau Climate.