Last updated: August 21, 2025
April in Porvoo, Finland, brings a refreshing breath of spring, characterized by a wide temperature range that spans from a chilly -14°C (7°F) at its minimum to a pleasant 21°C (70°F) at the peak. The average temperature settles at 4°C (40°F), hinting at the gradual warming of the season. With 48 mm (1.9 in) of precipitation over approximately 11 days, the month sees a mix of rain that nourishes the awakening landscape. The high humidity at 87% adds a crispness to the air, making it a captivating time for those who revel in the transition from winter to the blooming vitality of spring.
As April unfolds in Porvoo, Finland, the chill of winter begins to yield to the warmth of spring. With minimum temperatures averaging around -14°C (7°F) and maximums reaching a pleasant 21°C (70°F), this month marks a notable transformation from the frigid depths of winter. The average temperature rises to a moderate 4°C (40°F), signaling a shift that ignites the vibrant colors of blooming flowers and encourages outdoor activities. Compared to the previous months, where temperatures lingered around -3°C to -25°C, April offers a refreshing reprieve, embodying the essence of spring where the days grow longer and the landscape comes alive.
April in Porvoo, Finland, showcases a consistent pattern in precipitation, mirroring the preceding months with 48 mm (1.9 in) of rainfall over 11 days. This relatively stable volume maintains the trend of moderate precipitation seen since January, while hints of the approaching summer can be sensed in the slightly increasing amounts for May and June. Interestingly, April's precipitation aligns closely with February and March, suggesting a gradual transition into the wetter months ahead. As the spring unfolds, Porvoo experiences a refreshing balance of rain that nurtures the landscape, setting the stage for the more abundant showers of summer.
As spring settles in Porvoo, Finland, April brings a noticeable dip in humidity, with levels averaging 87%—a significant decrease from the lingering chill of winter when January and February hovered around 98% and 96%, respectively. This reduction marks a transition towards drier conditions as the month progresses, paving the way for May, where humidity drops further to 75%. Throughout the year, humidity levels exhibit a gentle ebb and flow, peaking in the damp winter months and gradually lessening into the summer. By the time July arrives, humidity climbs again to 80%, hinting at the seasonal shifts characteristic of Finland's unique climate. Overall, April's milder humidity signals the arrival of warmer days and the vibrant energy of springtime in this picturesque coastal town.
As the days grow longer and milder, April in Porvoo, Finland welcomes a moderate UV Index of 4, signaling an uptick in sun exposure. This shift from a low index in the winter months to a moderate reading indicates that while it's safe to enjoy the outdoors, caution is still advisable. With a burn time of 30 minutes, it's wise for residents and visitors to embrace sun protection strategies as they relish in the blossom of spring. This trend is set to continue into May, where the UV Index reaches 5, making it essential to stay vigilant against potential sunburn. For more detailed information on the UV Index and its implications throughout the year, check out Porvoo UV Index.
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April in Porvoo, Finland, marks a vibrant transition as sunshine hours surge to an impressive 361 hours, reflecting the awakening of spring. Compared to the previous months, this represents a significant boost from 262 hours in March, painting a picture of longer, brighter days ahead. The real charm of April lies in its role as a precursor to the bountiful sunshine of May, which shines even more brightly with 451 hours. This steady upward trend showcases not only the arrival of warmer weather but also the invigorating effect of increased daylight on the charm of Porvoo, inviting residents and visitors alike to bask in the revitalizing embrace of sunlight as nature comes alive.
As spring unfolds in Porvoo, Finland, April marks a notable increase in sunny weather, boasting a 44% chance of sunshine. This improvement reflects a clear trend of rising daylight and milder temperatures, transitioning from the gloomy depths of winter. After the brief bursts of sun in March at 37%, April offers a significant leap, suggesting that locals can look forward to more cheerful days. Although May and June promise even brighter skies with chances climbing to 29% and 53% respectively, April stands as a pivotal month where nature begins to shake off the winter chill, inviting residents and visitors alike to revel in the burgeoning warmth and vibrant spring landscapes.
As spring unfolds in Porvoo, Finland, April heralds a noticeable shift in daylight, offering approximately 14 hours of sunlight—a significant increase from the 11 hours in March. This upward trajectory marks a transition from the stark winter months, where daylight was limited to a mere 6 hours in January. With each passing month, the days lengthen, culminating in the 18 hours of sunlight experienced during the peak of summer. This gradual increase not only enhances the vibrancy of the landscape but also invites both locals and visitors to embrace the outdoors, reveling in the newfound warmth and brightness. As April progresses, nature awakens from its slumber, encouraging a sense of renewal and exploration in this picturesque Finnish town.
As April arrives in Porvoo, Finland, the winds start to stir with a gentle yet refreshing embrace, averaging 3.6 m/s (8 mph). This slight uptick from March, which recorded 4.0 m/s (9 mph), hints at the transition into spring, where the breezes are often balmy but still carry a crispness from winter. The months that follow, particularly May and June, show a dip in wind speed, emphasizing a calmer atmosphere as nature begins to bloom anew. Interestingly, as we approach the autumn chill, the wind begins to pick up again, peaking in October at 4.5 m/s (10 mph). The rhythmic dance of wind through the seasons not only heralds weather changes but also creates an ever-evolving tapestry of experiences in this charming coastal town.
Weather in Porvoo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Porvoo, focusing on differences in temperature, rainfall, humidity, and UV levels.
April presents a notable contrast to January's weather, marked by a significant increase in temperature and a shift towards milder conditions. While January experiences average temperatures around -3°C (27°F) and dips as low as -25°C (-13°F), April offers a more inviting climate with an average of 4°C (40°F) and maximums reaching up to 21°C (70°F). Precipitation levels are somewhat similar, with January receiving 54 mm (2.1 in) and April with 48 mm (1.9 in), both occurring over 11 days; however, January's higher humidity at 98% compared to April's 87% contributes to a distinctly colder ambiance. For more detailed insights, check out Porvoo weather in January.
April and February present a striking contrast in weather patterns. In April, temperatures show a notable increase, with a minimum of -14°C (7°F) and an average of 4°C (40°F), peaking at 21°C (70°F). This month experiences 48 mm (1.9 in) of precipitation over 11 days, alongside a humidity level of 87%. In comparison, February is significantly colder, with temperatures ranging from a minimum of -25°C (-13°F) to an average of -4°C (25°F), and only reaching a maximum of 8°C (46°F). Despite similar total precipitation of 48 mm (1.9 in), February boasts one day less of rainfall, with a higher humidity of 96%. For a detailed look at February weather, you can refer to Porvoo weather in February.
April's weather presents a marked improvement over March, with average temperatures rising from -1°C (30°F) in March to a more pleasant 4°C (40°F) in April. The minimum temperature in April is also notably warmer at -14°C (7°F), compared to March's colder -23°C (-10°F). Both months experience similar levels of precipitation—48 mm (1.9 in) in April and 49 mm (1.9 in) in March—but April sees slightly fewer days of rain, with 11 rainy days compared to March's 12. Humidity decreases slightly from 93% in March to 87% in April, signaling a gradual transition towards milder spring weather. For more insights on March weather, check out Porvoo weather in March.
April and May present a noticeable transition in weather patterns. In April, temperatures range from a chilly minimum of -14°C (7°F) to a comfortable maximum of 21°C (70°F), with an average of 4°C (40°F). The month experiences about 48 mm (1.9 in) of precipitation over 11 days, combined with a high humidity level of 87%. In contrast, May shows a significant warming trend, with temperatures ranging from a minimum of -4°C (26°F) to a pleasant maximum of 29°C (84°F) and an average of 11°C (51°F). Precipitation remains similar at 50 mm (2.0 in) but occurs over just 10 days, and humidity decreases to 75%. For more details on the weather specifics, you can check out Porvoo weather in May.
In April, temperatures in Porvoo range from a brisk minimum of -14°C (7°F) to a pleasant maximum of 21°C (70°F), with an average of 4°C (40°F). The month experiences notable precipitation of 48 mm (1.9 in) over 11 days, accompanied by a high humidity level of 87%. In contrast, June sees a significant warming trend, with temperatures fluctuating from a minimum of 2°C (35°F) to a maximum of 32°C (89°F), averaging 17°C (62°F). Although June has slightly higher total precipitation at 56 mm (2.2 in) over the same number of days, the humidity drops to 74%, providing a more comfortable atmosphere. For more details, check Porvoo weather in June.
April and July present a stark contrast in weather conditions. In April, temperatures range from a frigid minimum of -14°C (7°F) to a pleasant maximum of 21°C (70°F), with an average temperature of 4°C (40°F). Humidity is notably high at 87%, contributing to the cool feel, while precipitation totals 48 mm (1.9 in) over 11 days. In contrast, July boasts much warmer temperatures, with a minimum of 7°C (44°F), an average of 18°C (65°F), and a maximum that reaches a toasty 32°C (89°F). Although July experiences slightly more rainfall at 71 mm (2.8 in) over 12 days, humidity is lower at 80%. For a closer look at the July climate, check out Porvoo weather in July.
April and August offer distinctly different weather experiences. In April, temperatures can dip as low as -14°C (7°F), with an average of 4°C (40°F) and a maximum of 21°C (70°F). The month sees about 48 mm (1.9 in) of precipitation spread over 11 days, accompanied by a high humidity of 87%. In contrast, August features much milder temperatures, with a minimum of 6°C (43°F), an average of 16°C (62°F), and highs reaching up to 31°C (87°F). This warmer month receives 78 mm (3.1 in) of rainfall over 12 days and a slightly lower humidity of 85%. For more detailed information, you can visit Porvoo weather in August.
April and September exhibit striking differences in weather patterns. In April, temperatures range from a chilly -14°C (7°F) to a pleasant high of 21°C (70°F), averaging around 4°C (40°F), while precipitation measures about 48 mm (1.9 in) over approximately 11 days, with humidity hovering at 87%. In contrast, September offers milder temperatures, ranging from a minimum of -2°C (29°F) to a maximum of 24°C (75°F), with an average of 12°C (53°F). Precipitation increases to 63 mm (2.5 in) spread across 12 days, and humidity remains slightly higher at 90%. For more detailed information, check out Porvoo weather in September.
April and October present contrasting yet mild weather conditions. In April, temperatures range from a chilly minimum of -14°C (7°F) to a comfortable maximum of 21°C (70°F), with an average of 4°C (40°F). The month experiences 48 mm (1.9 in) of precipitation across 11 days, accompanied by relatively high humidity at 87%. In comparison, October features milder temperatures with a minimum of -5°C (23°F), an average of 7°C (44°F), and a maximum of 17°C (64°F). However, it sees increased precipitation at 80 mm (3.2 in) over 15 days, with humidity rising to 94%. For more detailed information, check out Porvoo weather in October.
April and November present strikingly different weather patterns, showcasing the transition of seasons. In April, temperatures can range from a chilly minimum of -14°C (7°F) to a pleasant maximum of 21°C (70°F), with an average of 4°C (40°F). With 48 mm (1.9 in) of precipitation over 11 days, humidity levels are relatively high at 87%. In contrast, November experiences milder temperatures, with a minimum of -8°C (18°F) and a maximum of only 12°C (54°F), averaging around 3°C (37°F). The month sees more precipitation at 56 mm (2.2 in) across 12 days, while humidity rises to 94%. For more detailed insights into November's climate, you can check Porvoo weather in November.
In comparing the weather of April and December, notable differences emerge in both temperature and precipitation patterns. April experiences a wider temperature range, with minimums around -14°C (7°F) and highs reaching up to 21°C (70°F), leading to an average temperature of 4°C (40°F). In contrast, December presents a colder climate, with temperatures typically ranging from -20°C (-3°F) to a maximum of 7°C (44°F), resulting in an average of -1°C (30°F). Additionally, December sees more significant precipitation, totaling 73 mm (2.9 in) across 16 days compared to April's 48 mm (1.9 in) over just 11 days, with December also exhibiting higher humidity at 96% versus April's 87%. For more details, you can explore Porvoo weather in December.
As April unfolds in Porvoo, the weather showcases a delightful yet variable transition from the chilly grips of winter to the promising warmth of spring. While temperatures can soar to a pleasant 21°C, they can also plummet to sub-zero lows, revealing the unpredictability of the season. This month brings an average of 87% humidity and 11 days of precipitation, contributing to the freshness that characterizes early spring. Compared to the more stable weather patterns of summer and winter, April is a month of contrasts, inviting both crisp mornings and sunny afternoons. Discover more about what to expect year-round by visiting Porvoo Climate.