April Weather in Appenzell, Switzerland

Last updated: August 27, 2025

April in Appenzell, Switzerland, offers a dynamic transition from winter to spring, with temperatures ranging from a brisk -12°C (11°F) at night to a pleasant 23°C (73°F) during the day. The average temperature settles at a cool 7°C (45°F), inviting both locals and visitors to enjoy the invigorating fresh air. However, the month also brings 103 mm (4.0 in) of precipitation over 12 days, creating a lush landscape but also a need for preparedness. With a humidity level of 84%, the atmosphere can feel quite brisk, making those sunny days even more cherished in this picturesque Swiss region.

April Temperature in Appenzell

In April, Appenzell, Switzerland, begins to shed its winter coat, revealing a more vibrant landscape as temperatures rise. With a minimum of -12°C (11°F) and a maximum of 23°C (73°F), this month signifies a noticeable transition towards milder weather. The average temperature settles around 7°C (45°F), indicating a warming trend that invites both locals and visitors to embrace the outdoors. It's a time when the last traces of winter start to fade, and the promise of spring is felt in the air. As the region thaws, the stunning Swiss scenery comes alive, beckoning nature lovers and adventurers to explore its beauty in a comfortable, invigorating climate.

April Weather in Appenzell: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Appenzell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Appenzell, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec283338455261626255483931
Data source: Temperature data for Appenzell generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Appenzell

In April, Appenzell experiences a shift in its precipitation rhythm, with 103 mm (4.0 in) of rain falling over 12 days. This represents a decline compared to the wetter months preceding it, such as March, which recorded 123 mm (4.8 in), while still maintaining a consistent pattern of spring showers. April's rainfall paves the way for the burgeoning growth of foliage, yet it remains relatively moderate, laying a foundation for the dramatic increase in precipitation that follows in May. With the transition to warmer months, Appenzell's weather pattern demonstrates a distinctive trend: as the year progresses, both the amount of rain and the frequency of rainfall days steadily rise, culminating in the lush greenery that defines the region in summer.

April Precipitation Trends in Appenzell

The chart displays monthly precipitation patterns in Appenzell, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Appenzell, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1359712310318319121123315814288156
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Appenzell

In April, Appenzell experiences a noticeable dip in humidity, dropping to 84% from the high levels of winter. This trend signals the gradual transition from the damp chill of early months to the more temperate conditions of late spring. Following March's humidity of 87%, the decrease reflects a shift towards drier air as the season progresses, paving the way for May's even lower humidity at 80%. Interestingly, although April marks the onset of a drying trend, the overall humidity levels remain relatively high when viewed against the backdrop of the entire year, characterized by the highest readings in January and February. This consistent moisture throughout the year contributes to Appenzell's lush landscapes, illustrating how even lower spring humidity plays a vital role in the region’s ecosystem.

April Average Humidity in Appenzell

This chart illustrates the average monthly humidity levels in Appenzell, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Appenzell is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Appenzell

As April unfolds in Appenzell, Switzerland, the UV Index sees a notable rise, peaking at 7—a mark that indicates high exposure levels and a burn time of just 25 minutes. This trend towards increased UV radiation continues from March's index of 6. As spring progresses, sunlight becomes more intense, urging residents and visitors alike to take effective sun protection measures. Looking ahead, May will elevate the UV Index further to 8, entering the very high category. Thus, it’s essential to stay mindful of sun safety as the days grow longer and sunnier. For those planning outdoor activities, check the daily UV levels to ensure a safe and enjoyable experience by visiting Appenzell UV Index.

Maximum UV Index Levels in Appenzell for April

The chart shows the monthly maximum UV Index (UVI) for Appenzell in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Appenzell typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24678101087532
Data source: Appenzell April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Appenzell

April in Appenzell, Switzerland, is a delightful transition into brighter days, showcasing a remarkable increase in sunshine with 357 hours compared to the 306 hours of March. This month stands as a pivotal point, where the lingering chill of winter begins to fade beneath the warming rays of the sun. Following April, May and June continue this trend, boasting 370 hours and 390 hours respectively, as the region fully embraces its stunning spring bloom. As early summer rolls in, the sunny hours peak in July with an impressive 409 hours, creating an outdoor paradise for nature enthusiasts. The gradual decline in sunlight hours from August onward highlights the rhythmic ebb and flow of seasons in this enchanting Swiss locale, each month painting its unique portrait of nature's beauty.

Monthly Sunshine Duration in Appenzell: April Highlighted

The April sunshine duration represents the total number of hours Appenzell experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec170h235h306h357h370h390h409h376h316h282h223h192h
Data source: Appenzell April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Appenzell During April

April in Appenzell, Switzerland, marks a delightful transition into spring, with a 43% chance of sunny weather that outshines the previous months. This increase from 41% in March indicates the region's movement towards sunnier days, peaking before the summer months. Although May and June see a dip in sunny probabilities at 30% and 32% respectively, April stands as a beacon of hope, bridging the dreariness of winter with the vibrant warmth of the upcoming season. Enthusiasts of outdoor activities will appreciate this month for its relatively higher likelihood of sunshine, making it an ideal time to explore Appenzell's picturesque landscapes.

Percentage of Sunny Days in April in Appenzell

The chart illustrates the percentage of sunny days in Appenzell throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Appenzell experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%40%41%43%30%32%30%31%42%37%31%35%
Data source: Appenzell April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Appenzell in April

As spring unfolds in Appenzell, Switzerland, April brings a delightful increase in daylight, with the sun shining for 13 hours each day. This marks a significant leap from the 11 hours seen in March, signaling a transition into longer, brighter days that herald the approaching summer. Following the upward trend, May further enhances this uplift with 15 hours of daylight, allowing residents and visitors alike to fully embrace the beauty of the blooming landscape. The consistent growth in daylight hours from winter's mere 8 hours in January demonstrates the anticipation of warmer months, as the days gradually stretch longer, fostering a vibrant atmosphere for outdoor activities and exploration.

Average Daylight Hours in Appenzell for April

The chart illustrates the variation in daylight duration in Appenzell throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 57m10h 16m11h 56m13h 38m15h 5m15h 50m15h 26m14h 8m12h 30m10h 49m9h 19m8h 32m
Data source: Appenzell daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Appenzell

In April, the winds in Appenzell, Switzerland maintain a gentle average speed of 1.4 m/s (3 mph), mirroring the calmness seen in both January and March. This mild breeze sets a serene backdrop for the awakening landscapes as spring takes hold. Interestingly, the wind speeds show a slight increase as the seasons turn towards May, while the summer months bring a subtle decrease in gusts, dipping to 1.2 m/s (3 mph) in July and August. Thus, April strikes a balance, embodying the transitional spirit of spring with its consistent, refreshing winds, making it an enchanting time to explore the lush beauty of the region.

Average April Wind Speed in Appenzell

The chart displays monthly wind speed patterns in Appenzell, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.51.31.4 m/s1.51.21.21.11.21.41.21.5
Data source: Appenzell April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Appenzell Compares to Other Months

Weather in Appenzell varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Appenzell, focusing on differences in temperature, rainfall, humidity, and UV levels.

April and January present strikingly different weather patterns. In April, temperatures range from a chilly minimum of -12°C (11°F) to a pleasant maximum of 23°C (73°F), with an average of 7°C (45°F). The month sees moderate precipitation of 103 mm (4.0 in) spread over 12 days, accompanied by an humidity level of 84%. In contrast, January experiences much colder conditions, with temperatures dipping as low as -23°C (-9°F) and only reaching a maximum of 11°C (52°F), resulting in a higher average of -2°C (29°F). January is also wetter, with 134 mm (5.3 in) of precipitation over the same number of days, but features a higher humidity of 92%. For a more detailed look at January conditions, visit Appenzell weather in January.

When comparing the weather between February and April, April generally offers more mild and variable temperatures. In April, temperatures range from a minimum of -12°C (11°F) to a maximum of 23°C (73°F), with an average of 7°C (45°F). In contrast, February is chillier, featuring a minimum of -18°C (0°F) and a maximum of 16°C (61°F), averaging just 0°C (33°F). Precipitation is quite similar in both months, with April receiving 103 mm (4.0 in) and February slightly less at 97 mm (3.8 in), both falling over approximately 12 days. Additionally, April's humidity is slightly lower at 84% compared to February's 89%. For a closer look at February weather specifics, you can refer to Appenzell weather in February.

April experiences a milder climate compared to March, with average temperatures rising from 3°C (38°F) in March to 7°C (45°F) in April. While March starts with colder temperatures, reaching a minimum of -20°C (-4°F), April's minimum is notably warmer at -12°C (11°F). Precipitation decreases slightly in April, with 103 mm (4.0 in) over 12 days, compared to March’s 123 mm (4.8 in) over 17 days. Despite the decrease in rainfall, humidity remains high in both months, with April at 84% and March at 87%. For a more detailed look at March weather, you can check out Appenzell weather in March.

April and May present distinct weather patterns that reflect the transition from early spring to late spring. In April, temperatures range from a chilly minimum of -12°C (11°F) to a pleasant maximum of 23°C (73°F), with an average of 7°C (45°F). The month sees about 103 mm (4.0 in) of precipitation over 12 days, coupled with high humidity at 84%, indicating a damp atmosphere. In contrast, May offers slightly warmer conditions, with temperatures ranging from -6°C (21°F) to a maximum of 28°C (83°F) and an average of 11°C (52°F). However, it experiences more rainfall, totaling 183 mm (7.2 in) over 21 days, and a slight decrease in humidity to 80%. This change highlights the wetter and warmer climate typical of May compared to April. For more details on weather patterns, you can check Appenzell weather in May.

April and June present contrasting weather patterns, with April experiencing cooler temperatures and significant variation. In April, minimum temperatures can drop to -12°C (11°F), while the average hovers around 7°C (45°F) and peaks at 23°C (73°F). The month also sees frequent precipitation, totaling 103 mm (4.0 in) over about 12 days, accompanied by high humidity at 84%. In stark contrast, June offers a more temperate climate with minimum temperatures of 2°C (36°F) and an average of 16°C (61°F), rising to a maximum of 31°C (88°F). However, June is also wetter, with precipitation reaching 191 mm (7.5 in) across 19 days, though the humidity slightly decreases to 82%. For more detailed insights, check out Appenzell weather in June.

April and July present quite contrasting weather conditions. In April, temperatures range from a chilly minimum of -12°C (11°F) to a pleasant maximum of 23°C (73°F), with an average of 7°C (45°F). The month experiences significant rainfall, accumulating 103 mm (4.0 in) across approximately 12 days, and humidity remains relatively high at 84%. Conversely, July showcases warmer temperatures, with a minimum of 7°C (45°F), an average of 17°C (62°F), and soaring to a maximum of 31°C (88°F). Rainfall also increases in July, totaling 211 mm (8.3 in) over 20 days, while humidity slightly dips to 83%. To explore more about the specific conditions during this summer month, check out Appenzell weather in July.

April and August showcase distinct weather patterns, reflecting the transition from spring to summer. In April, temperatures range from a chilly -12°C (11°F) to a pleasant 23°C (73°F), with an average of 7°C (45°F), accompanied by significant rainfall totaling 103 mm (4.0 in) over 12 days. The humidity remains high at 84%, which often adds to the crispness of the air.

In contrast, August presents a much warmer climate, with temperatures ranging from a mild 6°C (43°F) to a warm 30°C (87°F), averaging around 17°C (62°F). However, it is also wetter, receiving 233 mm (9.2 in) of precipitation over 19 days, while humidity levels slightly decrease to 80%. This change not only highlights the increased warmth of summer but also suggests the potential for more intense rain showers. For those interested in an in-depth look at August in Appenzell, you can find additional details here: Appenzell weather in August.

April and September offer distinct weather experiences, with April generally experiencing a broader temperature range—from a frigid minimum of -12°C (11°F) to a warm maximum of 23°C (73°F), averaging around 7°C (45°F). In contrast, September sees milder temperatures, with a minimum of 0°C (32°F) and a maximum of 25°C (78°F), averaging at 13°C (55°F). Both months have relatively high humidity levels, hovering around 84% in April and 83% in September. However, September tends to be wetter, with 158 mm (6.2 in) of precipitation over 16 days compared to April's 103 mm (4.0 in) over 12 days. For more details on September weather, check out Appenzell weather in September.

April and October exhibit notable differences in weather patterns. In April, temperatures range from a chilly minimum of -12°C (11°F) to a pleasant maximum of 23°C (73°F), with an average of 7°C (45°F). The month experiences about 103 mm (4.0 in) of precipitation over 12 days, accompanied by a humidity level of 84%. In contrast, October has slightly milder temperatures, with a minimum of -2°C (28°F) and a maximum of 21°C (70°F), averaging at 9°C (48°F). It also sees higher precipitation levels of 141 mm (5.6 in), spread over 14 days, and a humidity that increases to 90%. For more details, you can check out Appenzell weather in October.

April and November exhibit contrasting weather patterns, showcasing the transition from spring to late autumn. In April, temperatures range from a chilly minimum of -12°C (11°F) to a pleasant maximum of 23°C (73°F), with an average of 7°C (45°F). This month experiences 103 mm (4.0 in) of precipitation over 12 days, paired with relatively high humidity at 84%. In contrast, November brings milder overall temperatures, with a minimum of -8°C (17°F) and a maximum of 19°C (66°F), averaging 4°C (39°F). The month sees slightly less precipitation at 88 mm (3.5 in) over 11 days but a higher humidity level of 88%. For a closer look at the weather specifics in November, you can visit Appenzell weather in November.

In comparison, April and December present quite contrasting weather conditions. April typically enjoys a milder temperature range, with averages hovering around 7°C (45°F), while December sees much colder temperatures, averaging around -1°C (31°F). Precipitation levels are higher in December, with 156 mm (6.2 in) spread over 18 days, compared to April's 103 mm (4.0 in) over 12 days. Additionally, December is characterized by a higher humidity of 90%, making it feel more frigid, while April's humidity is slightly lower at 84%. For more detailed insights about the weather in December, visit Appenzell weather in December.

Compare Appenzell's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Appenzell

As April unfolds in Appenzell, the weather showcases a fascinating transition from the chill of winter to the budding warmth of spring. Unlike the cold months preceding it, April experiences a range of temperatures that can reach up to 23°C (73°F), offering a refreshing contrast to the frosty average of 7°C (45°F). However, this period can also charm with its mix of brisk days and the occasional frost, plunging to a minimum of -12°C (11°F) at night. While the month brings an elevation in temperatures, it also sees a rise in precipitation, with about 103 mm (4.0 in) spread over 12 days, resulting in an ambiance filled with lush greenery and blossoming flowers. The humidity levels linger around 84%, adding to the refreshing feel of spring. For a deeper understanding of what to expect throughout the year, explore Appenzell Climate.