April Weather in Stromboli, Italy

Last updated: March 24, 2025

In April, Stromboli, Italy experiences pleasantly mild weather, with maximum temperatures reaching up to 21°C (70°F) and an average temperature of 15°C (60°F). The minimum temperatures hover around 11°C (51°F), creating comfortable conditions for exploration. However, this month also brings approximately 45 mm (1.8 in) of precipitation, spread over seven days, which contributes to the region's lush landscapes. With an average humidity level of 73%, visitors can expect a refreshing yet slightly damp atmosphere, making April a vibrant time to experience the unique charm of this volcanic island.

April Temperature in Stromboli

In April, Stromboli, Italy begins to shed the coolness of winter, welcoming a pleasant shift in temperatures that hint at the approaching summer. With a minimum of 11°C (51°F) and a delightful average of 15°C (60°F), the island experiences a noticeable warmth compared to the earlier months. Daytime highs reach up to 21°C (70°F), making it a perfect time for outdoor adventures and exploration of its stunning landscapes. As spring fully takes hold, visitors can enjoy a comfortable climate that promotes vibrant blooms and lush greenery, setting the stage for the warmer months ahead. This transition offers an ideal backdrop for those looking to soak in the natural beauty and charm of Stromboli in all its glory.

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

The chart illustrates April temperature patterns in Stromboli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec555656606673798176706459
Data source: Temperature data for Stromboli 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 Stromboli

In April, Stromboli experiences a noticeable dip in precipitation, with 45 mm (1.8 in) of rain recorded over 7 days. This marks a transition from the wetter months of early spring, where both January and March saw higher totals of 75 mm and 71 mm, respectively. As the island moves toward the drier months ahead, April serves as a brief respite, hinting at the impending summer droughts, with May receiving a mere 18 mm (0.7 in) over just 4 days. This gradual decrease not only reflects the island's seasonal cycle but also sets the stage for the balmy, drier days that characterize the later spring and summer months in this picturesque Mediterranean locale.

April Precipitation Trends in Stromboli

The chart displays monthly precipitation patterns in Stromboli, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75597145182320235079117118
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Stromboli

In April, Stromboli, Italy experiences an average humidity of 73%, a notable slight increase from March's 70%. This rise marks a transition as the region moves toward warmer months, revealing a consistent pattern where the humidity levels begin to stabilize after the cooler winter months. Following the peak in January at 78%, the humidity gradually decreases through the summer, reaching its lowest in August at 61%. However, as autumn approaches, the humidity starts to climb again, suggesting that the island's unique microclimate experiences a seasonal rhythm that beautifully influences both its weather and the overall atmosphere of this enchanting destination.

April Average Humidity in Stromboli

This chart illustrates the average monthly humidity levels in Stromboli, 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.
JanFebMarAprMayJunJulAugSepOctNovDec78%72%70%73%72%67%64%61%68%73%77%78%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Stromboli

As spring unfolds in Stromboli, Italy, the UV Index experiences a notable rise, reaching a very high level of 8 in April. This marks a significant increase from the previous months, where the index hovered between 3 and 6. The exposure category shifts from moderate to very high, indicating that sun protection becomes essential as the burn time drastically decreases to just 15 minutes. Following this trend, May and onwards maintain this elevated UV Index, peaking at 10 in the summer months. This emphasizes the importance of being vigilant about sun safety during this vibrant season. For more detailed insights, visit Stromboli UV Index.

Maximum UV Index Levels in Stromboli for April

The chart shows the monthly maximum UV Index (UVI) for Stromboli 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.
JanFebMarAprMayJunJulAugSepOctNovDec346891010108643
Data source: Stromboli 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 Stromboli

April in Stromboli, Italy, ushers in a delightful increase in sunshine, with the island basking in 353 hours of radiant daylight. This marks a significant leap from the 328 hours recorded in March, showcasing the vibrant transition into spring. As the days grow warmer and longer, visitors can expect not only spectacular weather but also a rich tapestry of natural beauty awakening around them. Continuing into May and June, the sunny trend peaks, with impressive totals of 398 and 405 hours respectively, inviting outdoor adventures and breathtaking views. Overall, the upward trajectory of sunshine hours from the winter months foreshadows the enchanting allure of Stromboli that captivates onlookers as the year progresses.

Monthly Sunshine Duration in Stromboli: April Highlighted

The April sunshine duration represents the total number of hours Stromboli 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.
JanFebMarAprMayJunJulAugSepOctNovDec214h270h328h353h398h405h420h395h339h315h263h264h
Data source: Stromboli April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Stromboli During April

In Stromboli, Italy, the likelihood of sunny weather dances through the seasons, reflecting a gradual rise from the winter months into spring. As April arrives, the chance of sunshine dips slightly to 53%, a subtle decline from the 65% seen in March. This trend marks a transition as the island warms up for summer, with May and June promising increasing sunshine percentages of 62% and 66%, respectively. Interestingly, the sunny days peak in the high summer months, soaring to an impressive 88% in July and 90% in August. This progression underscores a delightful journey towards those sun-soaked summer days, making Stromboli an enticing destination for travelers looking to embrace the warmth and beauty of the Mediterranean.

Percentage of Sunny Days in April in Stromboli

The chart illustrates the percentage of sunny days in Stromboli 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 Stromboli experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%60%65%53%62%66%88%90%64%42%42%53%
Data source: Stromboli April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Stromboli in April

As spring unfolds in Stromboli, Italy, April emerges as a vibrant month characterized by a notable increase in daylight, stretching to an impressive 13 hours. This marks a significant leap from the 11 hours seen in March, illustrating the island's transition into more extended sunlit days. Following the trend set in earlier months, April's daylight duration not only highlights the lengthening days but also sets the stage for May's further extension to 14 hours. This gradual buildup of sunlight reflects the island's warm embrace of spring, enticing both locals and visitors to revel in the longer, brighter days ahead. As daylight strikes its peak in the approaching months, April serves as a crucial turning point, inviting all to enjoy the beauty of Stromboli under the sun's generous glow.

Average Daylight Hours in Stromboli for April

The chart illustrates the variation in daylight duration in Stromboli throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 46m10h 44m11h 58m13h 13m14h 17m14h 49m14h 32m13h 36m12h 23m11h 8m10h 2m9h 29m
Data source: Stromboli daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Stromboli

April in Stromboli, Italy, brings a refreshing average wind speed of 4.8 m/s (11 mph), marking a slight increase from the calmer winds of March. As winter transitions into spring, the winds begin to pick up, hinting at the lively energy of the approaching summer months. This trend indicates a gradual, yet noticeable, shift from the lower speeds of the preceding months, inviting both locals and travelers to enjoy the invigorating breeze. In the grand cycle of the year, April serves as a bridge, capturing the essence of renewal while setting the stage for the warmer, sunnier days ahead. As the winds dance around the island, they beckon adventurers to embrace the natural beauty and vibrant atmosphere that Stromboli has to offer.

Average April Wind Speed in Stromboli

The chart displays monthly wind speed patterns in Stromboli, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.85.14.44.8 m/s3.63.13.43.13.15.66.36.8
Data source: Stromboli April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Stromboli Compares to Other Months

The weather in Stromboli 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 Stromboli and find detailed weather information for every month.

When comparing the weather in April and January, April typically presents a milder climate, with average temperatures ranging from a minimum of 11°C (51°F) to a maximum of 21°C (70°F). In contrast, January experiences cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 18°C (65°F). Additionally, April sees less precipitation (45 mm or 1.8 in over 7 days) compared to January, which has higher rainfall of 75 mm (2.9 in over 12 days). Humidity levels are slightly lower in April at 73%, while January has a higher humidity of 78%. For more details on January conditions, you can check Stromboli weather in January.

When comparing the weather in April and February, April tends to be slightly warmer, with average temperatures ranging from a minimum of 11°C (51°F) to a maximum of 21°C (70°F), compared to February's range of 7°C (44°F) to 17°C (64°F). While both months experience a fair amount of precipitation, February sees a bit more, with 59 mm (2.3 in) over 9 days, versus April's 45 mm (1.8 in) across 7 days. The humidity levels are fairly similar, with April at 73% and February at 71%, making both months feel relatively comfortable despite the precipitation. For those interested in specific conditions in February, you can find more detailed information here: Stromboli weather in February.

April generally offers a warmer climate compared to March, with minimum temperatures rising from 8°C (48°F) in March to 11°C (51°F) in April. The average temperature also increases from 13°C (57°F) in March to 15°C (60°F) in April, peaking at a maximum of 21°C (70°F) versus March's high of 18°C (64°F). Precipitation is slightly lower in April at 45 mm (1.8 in) over 7 days, compared to March’s 71 mm (2.8 in) over 9 days, although humidity remains relatively similar, with April at 73% and March at 70%. For more specific details about the weather conditions during March, you can check Stromboli weather in March.

April and May show a distinct transition in weather conditions. April experiences cooler temperatures, with averages around 15°C (60°F) and maximums reaching only 21°C (70°F). The month is also characterized by higher precipitation, totaling 45 mm (1.8 in) over about 7 days, contributing to a humidity level of 73%. In contrast, May brings warmer temperatures, boasting an average of 19°C (66°F) and highs of 25°C (78°F). Rainfall decreases significantly to 18 mm (0.7 in) across just 4 days, while humidity drops slightly to 72%. This shift marks a move towards sunnier and warmer days as spring progresses. For more specific information on the weather during this time, you can refer to Stromboli weather in May.

In comparing the weather between April and June, April experiences cooler temperatures with a minimum of 11°C (51°F) and an average of 15°C (60°F), reaching a maximum of 21°C (70°F). This month also sees more rainfall, averaging 45 mm (1.8 in) over about 7 days and a higher humidity level at 73%. In contrast, June warms up considerably, with a minimum temperature of 17°C (63°F), an average of 23°C (74°F), and a peak of 30°C (85°F). Additionally, rainfall is less frequent, totaling only 23 mm (0.9 in) across 3 days, with humidity dropping slightly to 67%. For more details on weather patterns, check out Stromboli weather in June.

April and July exhibit stark contrasts in weather conditions. In April, temperatures range from a minimum of 11°C (51°F) to a maximum of 21°C (70°F), with an average of 15°C (60°F). The month also sees about 45 mm (1.8 inches) of precipitation over approximately 7 days, resulting in a relatively humid environment with humidity levels at 73%. In contrast, July boasts much warmer temperatures, with minimums around 21°C (70°F) and maximums peaking at 30°C (86°F), averaging 26°C (79°F). This summer month experiences significantly less precipitation, totaling only 20 mm (0.8 inches) over about 3 days, and lower humidity at 64%. For a closer look at weather specifics, check out Stromboli weather in July.

April and August showcase a stark contrast in weather conditions. In April, temperatures range from a minimum of 11°C (51°F) to a maximum of 21°C (70°F), with an average of 15°C (60°F). The month experiences a moderate amount of precipitation, averaging 45 mm (1.8 in) over approximately 7 days, accompanied by a higher humidity level of 73%. In contrast, August boasts a warm climate with temperatures soaring from a minimum of 22°C (71°F) to a maximum of 31°C (88°F), averaging 27°C (81°F). The month also experiences significantly lower precipitation, with only 23 mm (0.9 in) falling over just 3 days and humidity dropping to a comfortable 61%. For a closer look at the specifics, check out Stromboli weather in August.

In April, the weather tends to be mild, with average temperatures around 15°C (60°F) and high humidity at 73%. The month sees a slight amount of rainfall, totaling 45 mm (1.8 in) over about 7 days. In contrast, September brings warmer conditions, with average temperatures rising to 25°C (76°F) and a bit lower humidity at 68%. Rainfall increases slightly to 50 mm (2.0 in) over the same number of days, making both months relatively wet but with September offering more warmth and summer-like conditions. For a detailed look at September weather patterns, check out Stromboli weather in September.

In comparing the weather of April and October, we see notable differences. April typically experiences cooler temperatures, with a minimum of 11°C (51°F) and an average of 15°C (60°F), while October's temperatures are noticeably warmer, starting at a minimum of 16°C (60°F) and peaking with an average of 21°C (70°F). Additionally, October tends to be wetter, receiving 79 mm (3.1 in) of precipitation over approximately 11 days, compared to April's 45 mm (1.8 in) across 7 days. Both months share a similar humidity level of 73%, but October's overall warmth and increased rainfall often make it feel more vibrant and alive. For those interested in a more detailed look, check out Stromboli weather in October.

April and November present a transition in weather patterns, with both months featuring mild temperatures. In April, the average temperature ranges from a low of 11°C (51°F) to a high of 21°C (70°F), while November sees a slightly warmer average, ranging from 11°C (52°F) to 22°C (73°F). Humidity levels are quite similar between the two months, with April at 73% and November slightly higher at 77%. However, November tends to be significantly wetter, receiving 117 mm (4.6 in) of precipitation over 13 days, compared to April’s 45 mm (1.8 in) across 7 days. This increase in rainfall may affect outdoor activities, making it essential to consider when planning a visit. For a more detailed look at November conditions in a specific location, check out Stromboli weather in November.

In comparing the weather between April and December, both months share an average temperature of around 15°C (59°F), but there are notable differences in their overall conditions. April typically experiences a milder temperature range, with highs reaching 21°C (70°F), while December’s maximum is slightly lower at 19°C (66°F). Precipitation is more frequent in December, with 118 mm (4.6 in) over 14 days, compared to April’s 45 mm (1.8 in) spread over just 7 days. Additionally, December has a higher humidity level at 78%, compared to April’s 73%, contributing to a more saturated atmosphere. For more details, check out Stromboli weather in December.

Compare Stromboli's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Stromboli

April in Stromboli marks a notable transition into spring, where the island comes alive with milder temperatures and a refreshing ambiance. With average temperatures hovering around 15°C, this month offers a pleasant escape from the chill of winter, contrasting sharply with the warm summer months that follow. While the air may be filled with a touch more humidity, the occasional rain, amounting to about 45 mm over a handful of days, fosters a lush environment, perfect for exploring the natural beauty of the landscape. As nature awakens, visitors can expect a unique charm that sets April apart from the busier, hotter months ahead. For a deeper understanding of what to expect throughout the year, check out the detailed Stromboli Climate.