April Weather in Bellinzona, Switzerland

Last updated: August 27, 2025

April in Bellinzona, Switzerland, presents a delightful blend of springtime charm and fluctuating weather. With temperatures ranging from a crisp -6°C (22°F) at night to a pleasant 21°C (70°F) during the day, the month offers a refreshing average of 7°C (46°F). However, the picturesque scenery comes with its share of rain, totaling 121 mm (4.8 in) over 11 days, contributing to the region's lush greenery. An 84% humidity level envelops the area, evoking that unmistakable spring vibe, making Bellinzona an enchanting destination for seasonal exploration.

April Temperature in Bellinzona

As April arrives in Bellinzona, Switzerland, the temperatures begin to show promising signs of spring. With a minimum of -6°C (22°F) and a pleasant average of 7°C (46°F), residents can finally bid farewell to the harsh winter chill. The soaring maximum reaches a delightful 21°C (70°F), making it an ideal time for outdoor activities and enjoying the blossoming scenery. This month brings a notable shift from the frosty depths of March, where temperatures hovered around freezing. April's gentle warmth sets the stage for the upcoming months, gradually transitioning the region into the vibrant summer feel that is just on the horizon.

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

The chart illustrates April temperature patterns in Bellinzona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bellinzona, 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).
JanFebMarAprMayJunJulAugSepOctNovDec303437455261636356483831
Data source: Temperature data for Bellinzona generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Bellinzona

In April, Bellinzona experiences a noticeable uptick in precipitation, with 121 mm (4.8 in) of rain falling over 11 days. This significant increase from the 93 mm (3.7 in) recorded in March highlights the transition into the wetter spring season. As temperatures rise and nature awakens, April's rainfall sets the stage for a lush landscape, paving the way for the even heavier showers expected in May, which averages 165 mm (6.5 in) over 19 days. This pattern illustrates how the city moves from the drier winter months to a more vibrant and verdant environment, emphasizing the crucial role of April's precipitation in supporting the region's blossoming flora.

April Precipitation Trends in Bellinzona

The chart displays monthly precipitation patterns in Bellinzona, 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 Bellinzona, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec585493121165148125160126185149111
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Bellinzona

In April, Bellinzona experiences a notable transition in humidity levels, dropping to 84%. This decline continues the trend from the preceding months, where humidity decreased from a January peak of 92% to a more moderate 87% in March. As spring unfolds, the air becomes less saturated, foretelling the drier days ahead with May's humidity expected to dip further to 80%. This gradual reduction mirrors the seasonal shift and reflects a move towards warmer and more comfortable weather, inviting locals and visitors alike to enjoy the vibrant blooms and scenic views.

April Average Humidity in Bellinzona

This chart illustrates the average monthly humidity levels in Bellinzona, 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 Bellinzona 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 Bellinzona

As April arrives in Bellinzona, Switzerland, residents and visitors should prepare for a noticeable increase in sun intensity, with the UV Index reaching 8—a very high exposure category. This marks a significant jump from the previous months, where the UV levels were categorized as moderate to high; in March, for instance, the index was 6. With a burn time of just 15 minutes, it's vital to take precautions to protect your skin during outdoor activities. As we transition further into spring, the UV index will continue to trend upward, peaking in the summer months, so being aware of these changes is crucial for outdoor enthusiasts. For more details on the UV index throughout the year, visit Bellinzona UV Index.

Maximum UV Index Levels in Bellinzona for April

The chart shows the monthly maximum UV Index (UVI) for Bellinzona 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 Bellinzona typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: Bellinzona 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 Bellinzona

In April, Bellinzona, Switzerland basks in the glow of 330 hours of sunshine, marking a delightful transition into spring. This increase from 301 hours in March indicates a significant upward trend as the days grow longer and warmer. Following the vibrant month of April, May shines even brighter with 350 hours, further establishing a pattern of enhancing daylight. This steady rise not only lifts the spirits but also invites locals and visitors alike to enjoy outdoor activities in the picturesque landscapes. As the region continues to embrace more sunlight, it's clear that April acts as a beautiful prelude to the sun-drenched months that follow.

Monthly Sunshine Duration in Bellinzona: April Highlighted

The April sunshine duration represents the total number of hours Bellinzona 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.
JanFebMarAprMayJunJulAugSepOctNovDec174h225h301h330h350h379h404h362h302h265h194h193h
Data source: Bellinzona April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bellinzona During April

In Bellinzona, Switzerland, the likelihood of sunny weather in April presents an interesting shift as spring unfolds. With a 46% chance of sunshine, April follows the upward trend from March's 59% yet dips slightly from the preceding month. This fluctuation highlights how the sun tends to shine more frequently as the seasons transition, despite the occasional cloud cover. As the region moves into the heart of spring, residents and visitors can expect a mix of sunny days and mild temperatures, making it a delightful time for outdoor activities, even if the sun doesn't always dominate the April skies. Overall, April's weather serves as a gentle reminder of the unpredictability of spring, balancing sunny moments with the lingering chill of winter.

Percentage of Sunny Days in April in Bellinzona

The chart illustrates the percentage of sunny days in Bellinzona 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 Bellinzona experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%42%59%46%38%35%38%51%38%43%41%48%
Data source: Bellinzona April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bellinzona in April

As spring unfolds in Bellinzona, April heralds a marked increase in daylight duration, with the sun gracing the skies for an impressive 13 hours each day. This surge is part of a beautiful trend, as the region experiences a steady rise in daylight from the 9 hours in January, gradually climbing to a peak of 15 hours in June and July. With each passing month, the growing light invites outdoor activities and a renewed sense of vitality. After April, daylight begins to taper off, leading towards a gradual descent back to 9 hours by November. This rhythmic cycle not only showcases the changing seasons but also enriches the vibrant quality of life in this picturesque Swiss locale.

Average Daylight Hours in Bellinzona for April

The chart illustrates the variation in daylight duration in Bellinzona throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 4m10h 20m11h 56m13h 34m14h 59m15h 41m15h 19m14h 4m12h 29m10h 52m9h 25m8h 40m
Data source: Bellinzona daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Bellinzona

In April, Bellinzona experiences a gentle embrace from the winds, with an average speed of 1.3 m/s (3 mph), maintaining the calm trend established in the preceding months. As the season blossoms, this modest breeze is neither a whisper nor a roar, harmonizing with the blooming landscapes and vibrant atmosphere of early spring. Unlike the refreshing gusts of December, which peak at 1.9 m/s (4 mph), the wind remains consistently light throughout the spring, mirroring the transition months of January through March. Notably, both April and May share the same wind speed, indicating a stable and serene environment perfect for enjoying the picturesque surroundings of this Swiss gem. As the summer approaches, the winds slightly recede, suggesting a tranquil shift in nature’s rhythm.

Average April Wind Speed in Bellinzona

The chart displays monthly wind speed patterns in Bellinzona, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.11.41.3 m/s1.31.21.21.21.11.21.41.9
Data source: Bellinzona April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Bellinzona Compares to Other Months

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

April weather brings a notable shift compared to the cold of January. While January sees minimum temperatures plummeting to -16°C (3°F) and an average of -1°C (30°F), April offers a much milder environment with minimums at -6°C (22°F) and averages rising to 7°C (46°F). The maximum temperatures in April reach up to 21°C (70°F), a significant contrast to January's maximum of 9°C (49°F). In terms of precipitation, April is wetter with 121 mm (4.8 in) over 11 days, compared to January's 58 mm (2.3 in) over 9 days. The humidity level is also slightly lower in April at 84%, while January has a higher humidity of 92%. For more details on January weather, you can check this link: Bellinzona weather in January.

When comparing the weather in April and February, April generally offers a milder climate. The average temperature in April reaches around 7°C (46°F), significantly warmer than February's average of just 1°C (34°F). While February can experience minimum temperatures plummeting to -16°C (3°F), April's lowest temperature remains more tolerable at -6°C (22°F). Precipitation is higher in April, with 121 mm (4.8 in) falling over 11 days compared to February's 54 mm (2.1 in) across 10 days. Humidity levels are slightly lower in April at 84%, but February maintains a higher humidity level at 89%. For a detailed look at February's weather specifics, you can check Bellinzona weather in February.

When comparing the weather in April and March, April generally offers milder temperatures, with a minimum of -6°C (22°F), an average of 7°C (46°F), and a maximum of 21°C (70°F). In contrast, March experiences colder conditions, featuring a minimum of -17°C (2°F), an average of 3°C (38°F), and a maximum of 18°C (65°F). While both months have similar precipitation days, April receives more rainfall at 121 mm (4.8 in) compared to March’s 93 mm (3.7 in). Humidity remains relatively high in both months, with April at 84% and March slightly higher at 87%. For detailed insights about March's weather, you can visit Bellinzona weather in March.

April and May present notable differences in weather patterns. In April, temperatures range from a minimum of -6°C (22°F) to a maximum of 21°C (70°F), with an average of 7°C (46°F). The month experiences considerable rainfall, totaling 121 mm (4.8 in) across 11 days, accompanied by high humidity at 84%. In contrast, May sees slightly lower minimum temperatures of -8°C (18°F) but offers a warmer average of 11°C (52°F) and a higher maximum of 25°C (78°F). Precipitation also increases in May, reaching 165 mm (6.5 in) over 19 days, while humidity remains relatively high at 80%. For more details on the weather in May, you can check Bellinzona weather in May.

April and June showcase a distinct shift in weather patterns. In April, temperatures range from a frigid minimum of -6°C to a comfortable maximum of 21°C, with an average of 7°C, highlighting the transition from winter to spring. The month sees significant precipitation of 121 mm over 11 days, contributing to a high humidity level of 84%.

In contrast, June experiences a broader temperature range, with minimums at 5°C and maximums soaring to 34°C, resulting in a much warmer average of 16°C. Although June has a slightly higher total precipitation of 148 mm spread over 18 days, the humidity remains relatively stable at 82%. This transformation from April's cool and damp conditions to June's warmth and occasional rain is significant, making June feel much more summery. For more details on June weather, visit Bellinzona weather in June.

In April, temperatures in Bellinzona range from a chilly minimum of -6°C (22°F) to a pleasant maximum of 21°C (70°F), with an average of 7°C (46°F). The month sees significant precipitation, totaling 121 mm (4.8 in) over about 11 days, and the humidity sits at a high 84%. In contrast, July offers warmer weather, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 29°C (84°F), and an average of 17°C (64°F). Although July experiences slightly higher precipitation at 125 mm (4.9 in) across 18 days, humidity remains low at 83%. For more detailed insights into July weather in Bellinzona, you can check Bellinzona weather in July.

In comparing the weather of April and August, April typically experiences cooler temperatures, with a minimum of -6°C (22°F) and an average of 7°C (46°F), soaring to a maximum of 21°C (70°F). The month is quite wet, receiving approximately 121 mm (4.8 in) of precipitation over 11 days, coupled with high humidity at 84%. In contrast, August boasts milder temperatures, with a minimum of 7°C (45°F) and an average of 17°C (63°F), peaking at 29°C (84°F). Despite being warmer, August also sees more rainfall, totaling around 160 mm (6.3 in) across 13 days, but with slightly lower humidity at 80%. For more detailed insights into the weather patterns, you can check out Bellinzona weather in August.

April and September present distinct weather profiles, reflecting the transitional nature of spring and autumn. In April, temperatures range from a chilly minimum of -6°C (22°F) to a pleasant maximum of 21°C (70°F), with an average of 7°C (46°F). The month experiences significant precipitation, totaling 121 mm (4.8 in) over 11 wet days and high humidity at 84%. In contrast, September sees milder and more stable weather, with a minimum of -1°C (30°F), an average of 13°C (56°F), and a maximum of 23°C (75°F). It also has slightly higher precipitation at 126 mm (4.9 in) spread over 13 days, maintaining a comfortable humidity level of 83%. For a more detailed look at September weather, check out Bellinzona weather in September.

April and October both exhibit a similar maximum temperature of 21°C (70°F), but the overall climate differs significantly. In April, the temperatures range from a minimum of -6°C (22°F) to an average of 7°C (46°F), while in October, the minimum temperature is slightly higher at -1°C (31°F), with an average rising to 9°C (48°F). Precipitation is more pronounced in October, with 185 mm (7.3 in) falling over 11 days compared to April's 121 mm (4.8 in), making October notably wetter. Additionally, humidity levels are higher in October at 90%, surpassing April's 84%. For a detailed look at the weather in October specifically, you can visit Bellinzona weather in October.

April and November showcase a stark contrast in weather patterns. In April, temperatures vary from a chilly -6°C (22°F) to a pleasant max of 21°C (70°F), averaging around 7°C (46°F). This month experiences 121 mm (4.8 in) of precipitation over about 11 days, with humidity levels at 84%. In comparison, November sees more consistently cold temperatures, with a minimum of -10°C (14°F), an average of 4°C (39°F), and a maximum of 15°C (59°F). Rainfall increases to 149 mm (5.9 in) over 12 days, accompanied by slightly higher humidity at 88%. For a deeper dive into November conditions, check out Bellinzona weather in November.

April and December in Bellinzona present contrasting weather conditions that reflect the transition from spring to winter. In April, temperatures range from a chilly minimum of -6°C (22°F) to a pleasant maximum of 21°C (70°F), with an average of 7°C (46°F). The month experiences around 121 mm (4.8 in) of precipitation over 11 days, accompanied by high humidity levels at 84%. In contrast, December is much colder, with temperatures dipping as low as -14°C (7°F) and peaking at only 10°C (50°F), resulting in an average of 0°C (32°F). Precipitation remains similar at 111 mm (4.4 in) over the same number of days, but humidity is slightly higher at 90%. For more details about December weather, visit Bellinzona weather in December.

Compare Bellinzona's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Bellinzona

As April unfolds in Bellinzona, the weather begins to shift noticeably from the harsher winter months, bringing a refreshing touch of spring. With temperatures starting to rise, residents can expect delightful sunny days with a maximum of 21°C (70°F), contrasting sharply with the chilly lows that can drop to a brisk -6°C (22°F). The average temperature settles at a comfortable 7°C (46°F), making outdoor activities more enjoyable. However, it's important to be prepared for the 121 mm (4.8 in) of precipitation spread over 11 days, highlighting that April can still be a bit on the wet side. With a high humidity level of 84%, the air feels quite fresh, enhancing the overall experience of enjoying the blossoming landscapes. For a more detailed understanding of how the climate evolves throughout the year, check out Bellinzona Climate.