April Weather in Bologna, Italy

Last updated: March 24, 2025

In April, Bologna, Italy, experiences a refreshing transition into spring, with temperatures ranging from a crisp 1°C (34°F) at night to a delightful 27°C (81°F) during the day. This month heralds an average temperature of 14°C (57°F), providing a comfortable atmosphere for both locals and visitors. While the city enjoys approximately 59 mm (2.3 in) of rainfall over eight days, the air remains humid at 71%, adding a touch of spring vibrance. As flowers bloom and outdoor activities flourish, April is the perfect time to embrace the charm of Bologna.

April Temperature in Bologna

April in Bologna heralds the arrival of spring, as temperatures begin to warm significantly. With minimums around -1°C (31°F), chilly mornings give way to average highs reaching 27°C (81°F), creating a delightful contrast that draws locals and travelers alike outdoors. This month often boasts a comfortable average temperature of 14°C (57°F), signaling a transition from the leftover winter chill of early months. As the landscape blooms and the days lengthen, Bologna experiences a vibrant surge, encouraging leisurely strolls through its historic streets and al fresco dining. Embrace the mild yet sunny days, perfect for exploring the rich tapestry of this enchanting Italian city.

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

The chart illustrates April temperature patterns in Bologna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394549576575797969605042
Data source: Temperature data for Bologna 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 Bologna

In April, Bologna experiences a moderate increase in precipitation, with 59 mm (2.3 in) falling over 8 days. This marks a slight uptick from March's totals, signaling the transition into spring's wetter season. The city begins to shed its winter chill, as rain becomes more frequent and substantial, paving the way for the lush greenery that characterizes the area in May, when rainfall peaks at 112 mm (4.4 in) over 14 rainy days. April's conducive weather encourages the blooming of flowers and the vibrancy of nature, making it a delightful time to soak in the revitalized urban landscape amid the gentle spring showers.

April Precipitation Trends in Bologna

The chart displays monthly precipitation patterns in Bologna, 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.
JanFebMarAprMayJunJulAugSepOctNovDec24734859112486049866511874
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Bologna

April in Bologna, Italy, marks a subtle yet significant shift in humidity, with levels hovering around 71%. Following the steadily declining figures from the damp chill of winter—where January and February boast humidity levels of 87% and 79%, respectively—April is a transitional month that hints at the warmer days ahead. The humidity dips slightly from the 69% recorded in March, foreshadowing the drier conditions of late spring and early summer, peaking at 65% in June. As Bologna welcomes the joys of spring, the air becomes a comfortable blend of moisture, inviting both locals and travelers to enjoy the blooming beauty of the city before the summer heat sets in.

April Average Humidity in Bologna

This chart illustrates the average monthly humidity levels in Bologna, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec87%79%69%71%70%65%61%54%66%83%88%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Bologna

As April arrives in Bologna, the UV Index escalates to 7, categorized as high. This marks a noticeable increase from the moderate levels of earlier months, reflecting the strengthening sun and the impending summer heat. With a burn time of just 25 minutes, it's essential to take precautions against potential skin damage. This trend of increasing UV exposure is set to continue, peaking in May and June when the index reaches very high levels. For those planning to enjoy outdoor activities, understanding the shifting UV landscape is crucial to safeguard your skin. Stay informed and protected by checking the latest updates at Bologna UV Index.

Maximum UV Index Levels in Bologna for April

The chart shows the monthly maximum UV Index (UVI) for Bologna 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.
JanFebMarAprMayJunJulAugSepOctNovDec2367810987532
Data source: Bologna 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 Bologna

As spring unfolds in Bologna, Italy, the city basks in an impressive 339 hours of sunshine in April, marking a delightful crescendo in daylight following the colder winter months. January's modest 180 hours gradually ascend through February's 220 and March's 310, setting the stage for a vibrant April. This upward trend continues into May, peaking at an impressive 381 hours, as the long days draw locals and visitors alike outdoors to revel in the blossoming beauty of the season. With summer around the corner, the sunlight is expected to intensify further, hinting at the enchanting warmth that awaits during the ensuing months.

Monthly Sunshine Duration in Bologna: April Highlighted

The April sunshine duration represents the total number of hours Bologna 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.
JanFebMarAprMayJunJulAugSepOctNovDec180h220h310h339h381h419h427h397h336h297h209h211h
Data source: Bologna April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bologna During April

In April, Bologna, Italy experiences a 47% chance of sunny weather, reflecting a slight dip from the previous month, March, which boasts a more promising 69% likelihood of sunshine. This trend suggests that while spring is taking firm root, the weather can still be unpredictable as the city transitions into milder months. Notably, the chances of sun begin to rise again in May, hitting 48%, before consistently increasing through the summer months. Compared to January’s chilly 37% and gloomy November’s 30%, April is a step towards brighter days, though the charm of Bologna’s historic streets and vibrant culture can be enjoyed regardless of the weather.

Percentage of Sunny Days in April in Bologna

The chart illustrates the percentage of sunny days in Bologna 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 Bologna experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%46%69%47%48%60%54%62%55%46%30%45%
Data source: Bologna April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bologna in April

As spring unfolds in Bologna, Italy, April brings a delightful surge in daylight, boasting 13 hours of sunlit hours that significantly brighten the days after the shorter winter months. This increase is part of a steady upward trend, as daylight has been steadily growing from 9 hours in January to 11 hours in March. Following April, May continues this progression with 14 hours of daylight, paving the way for the peak summer months. Observing this pattern reveals the gradual return of light and warmth, transforming Bologna into a vibrant tapestry of blooming flowers and bustling activity, and setting the stage for the long, sun-soaked days that follow.

Average Daylight Hours in Bologna for April

The chart illustrates the variation in daylight duration in Bologna throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 14m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 34m8h 52m
Data source: Bologna daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Bologna

As April unfurls in Bologna, Italy, the city experiences a gentle breath of fresh air with an average wind speed of 2.2 m/s (5 mph). This slight uptick from the preceding months signals the transition into spring, where the winds carry the promise of warmer days ahead. Interestingly, April's wind speed is notably higher than January and February, which similarly languished at 2.1 and 2.0 m/s respectively, yet remains lower than the upcoming breezes of May. As the seasons shift, this subtle increase in wind adds a refreshing energy to the vibrant streets of Bologna, inviting residents and visitors alike to embrace the charm of the blossoming city.

Average April Wind Speed in Bologna

The chart displays monthly wind speed patterns in Bologna, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.02.12.2 m/s2.62.01.92.21.72.12.01.6
Data source: Bologna April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Bologna Compares to Other Months

The weather in Bologna changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Bologna and find detailed weather information for every month.

April's weather is significantly milder than January's, with minimum temperatures rising from January's chilling -6°C (22°F) to a more temperate -1°C (31°F) and average highs reaching a pleasant 27°C (81°F). In contrast, January sees an average high of just 15°C (59°F). While April experiences more precipitation at 59 mm (2.3 in) over 8 days, January remains relatively dry with only 24 mm (1.0 in) over 4 days. Additionally, January's humidity is higher at 87%, compared to April's 71%, making the latter more comfortable overall. For a detailed look at January's climate, you can check out Bologna weather in January.

When comparing the weather of April and February, it's clear that April experiences milder temperatures, with averages reaching around 14°C (57°F) compared to February's chillier average of 7°C (45°F). February can see minimum temperatures drop to -9°C (16°F), while April's lows rarely go below -1°C (31°F). Additionally, April tends to be slightly drier, with 59 mm (2.3 in) of precipitation over 8 days, compared to February's 73 mm (2.9 in) over 9 days. Humidity levels are higher in February at 79%, compared to April's 71%. Overall, April offers a much more temperate climate, making it a more pleasant month for outdoor activities. For those interested in exploring February's weather in more detail, check out Bologna weather in February.

April typically brings milder temperatures compared to March, with average highs reaching 14°C (57°F) and a maximum of 27°C (81°F), compared to March's average of 10°C (50°F) and a peak of 25°C (77°F). While both months experience similar precipitation days, April sees slightly more rainfall at 59 mm (2.3 in), compared to March's 48 mm (1.9 in). Additionally, the humidity in April is a touch higher at 71%, compared to March's 69%. For more detailed insights into March weather in Bologna, you can check Bologna weather in March.

April weather typically experiences a wider range of temperatures, with minimums dipping to -1°C (31°F) and maximums reaching up to 27°C (81°F). In contrast, May brings warmer conditions, with lows of 6°C (43°F) and highs soaring up to 32°C (90°F). Rainfall also increases in May, with a total of 112 mm (4.4 in) over 14 days, compared to April's 59 mm (2.3 in) over 8 days. Despite this wetter pattern, humidity remains relatively stable, close to 71% in April and 70% in May. For more detailed information, you can check out Bologna weather in May.

April's weather is characterized by a broader temperature range, with minimums dropping to -1°C (31°F) and maximums reaching up to 27°C (81°F). It also tends to be more humid, with an average humidity of 71% and 59 mm (2.3 in) of precipitation over eight days. In contrast, June experiences much warmer averages, with minimum temperatures around 12°C (55°F) and maximums soaring to 39°C (102°F). Although slightly less rainfall occurs in June at 48 mm (1.9 in) over seven days, the humidity is lower at 65%. The significant increase in temperature and the overall drier conditions mark a distinct transition from April to June. For more details, you can explore Bologna weather in June.

April and July offer strikingly different weather characteristics. In April, temperatures range from a chilly -1°C (31°F) to a pleasant 27°C (81°F), with an average of 14°C (57°F). The month sees about 59 mm (2.3 in) of precipitation spread over 8 days and boasts a higher humidity level of 71%. In contrast, July presents a much warmer climate, with minimum temperatures starting at 15°C (60°F) and soaring to a maximum of 38°C (100°F) for an average of 26°C (79°F). Precipitation remains similar at 60 mm (2.3 in) over 8 days, but humidity drops to a more comfortable 61%. For a detailed look at July's weather specifics, visit Bologna weather in July.

April and August exhibit distinctly different weather patterns. In April, temperatures range from a chilly minimum of -1°C (31°F) to a mild maximum of 27°C (81°F), with an average temperature of 14°C (57°F). The month sees about 59 mm (2.3 in) of precipitation over 8 days, accompanied by a relatively high humidity level of 71%. In contrast, August offers warmer temperatures with a minimum of 13°C (55°F) and a maximum soaring to 40°C (105°F), averaging 26°C (79°F). Precipitation in August is slightly lower at 49 mm (1.9 in), but it also occurs over 8 days; however, humidity drops to a more comfortable 54%. For more insights into the weather, check out Bologna weather in August.

April weather tends to be cooler and more variable, with temperatures ranging from a chilly -1°C (31°F) at night to a pleasant 27°C (81°F) during the day. The month experiences an average temperature of 14°C (57°F) and sees around 59 mm (2.3 in) of precipitation over approximately 8 days, accompanied by a humidity level of 71%.

In contrast, September brings warmer and more stable conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 34°C (93°F). The average temperature climbs to 21°C (70°F), and although it is slightly wetter, with 86 mm (3.4 in) of rain over about 10 days, the humidity decreases to 66%. For more details, you can check Bologna weather in September.

April and October present intriguing contrasts in weather patterns. In April, temperatures can dip as low as -1°C (31°F), with a pleasant average of 14°C (57°F) and reaching daytime highs of 27°C (81°F). The month experiences around 59 mm (2.3 in) of precipitation over approximately 8 days, while humidity sits at a moderate 71%. In comparison, October begins with slightly warmer lows of 5°C (41°F) and maintains an average temperature of 15°C (60°F), peaking similarly at 27°C (82°F). The month sees slightly higher precipitation at 65 mm (2.5 in) over about 7 days, with humidity rising to 83%. Such differences highlight how spring transforms into autumn, creating a unique shift in the climate. For more detailed information, check out Bologna weather in October.

When comparing the weather of April and November, there are notable differences in temperature and precipitation patterns. April typically has milder temperatures with a minimum of -1°C (31°F) and an average high reaching 27°C (81°F), while November experiences cooler conditions, featuring a minimum of -2°C (29°F) and a maximum of only 20°C (68°F).

In terms of precipitation, April sees around 59 mm (2.3 in) over 8 days, whereas November is significantly wetter, receiving 118 mm (4.6 in) across 12 days. Furthermore, humidity levels are higher in November at 88% compared to April's 71%. For a deeper understanding of what to expect, you can check Bologna weather in November.

April and December present contrasting weather conditions. In April, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant average of 14°C (57°F), peaking at a warm 27°C (81°F). This month experiences less precipitation, totaling 59 mm (2.3 in) over about 8 days, with a humidity level of 71%. Conversely, December is significantly cooler, with temperatures dropping to a minimum of -6°C (22°F) and averaging around 5°C (42°F), only reaching a maximum of 16°C (61°F). Rainfall in December is slightly higher, amounting to 74 mm (2.9 in) across roughly 10 days, accompanied by increased humidity at 85%. For more details on the conditions typical for this month, check out Bologna weather in December.

Compare Bologna's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Bologna

As April unfolds in Bologna, the city begins to emerge from the chill of winter, embracing a pleasant transition towards warmer days. With temperatures averaging around a comfortable 14°C (57°F), this month offers a refreshing respite compared to the colder winter months, while still maintaining a touch of crispness that lingers from earlier seasons. Although precipitation is common, with over half of the month experiencing some rainfall, this does little to dampen the spirits, as the vibrant hues of spring start to blossom. Additionally, the humidity level rises, giving the air a mild, refreshing quality that invigorates the senses. For a deeper understanding of Bologna's weather patterns, including seasonal variations, explore Bologna Climate.