April Weather in , Slovenia

Last updated: August 27, 2025

April weather in Slovenia delights with a blend of mild temperatures and refreshing springtime atmosphere. The maximum can soar to 27°C (81°F) while the average hovers around a pleasant 11°C (52°F), and nighttime may dip to a cool -7°C (19°F), reminding us of winter's lingering touch. Rain is a common visitor, with 72 mm (2.9 in) of precipitation spread over 11 days, contributing to the lush landscapes characteristic of this season. With a relatively high humidity level of 73%, the air feels invigorating, making it a perfect time for outdoor exploration in Slovenia's stunning scenery.

April Temperature in

In April, Slovenia experiences a notable transition as the chill of winter begins to recede, welcoming the warmth of spring. With temperatures ranging from a minimum of -7°C (19°F) to a delightful maximum of 27°C (81°F), the average temperature climbs to 11°C (52°F), marking a significant increase from the cooler months preceding it. This shift not only heralds blooming flowers and budding trees but also invites outdoor enthusiasts to explore the picturesque landscapes. As April unfolds, the country’s diverse climate further emphasizes its inviting charm, making it an ideal time for visitors to embrace the beauty of Slovenia in full bloom.

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

The chart illustrates April temperature patterns in , showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In , 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).
JanFebMarAprMayJunJulAugSepOctNovDec333843525969707061534336
Data source: Temperature data for 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

April marks a significant uptick in precipitation in Slovenia, with 72 mm (2.9 inches) of rainfall over 11 days. This is a sharp increase compared to the preceding months, where March brought only 52 mm (2.1 in) of rain over the same number of days. As spring reaches its peak, the steady rise in precipitation prepares the landscape for the lush growth of May, which averages a substantial 138 mm (5.4 in). The trend of increasing rainfall from January through April signals a gradual transition to the wetter months ahead, setting the stage for a vibrant and thriving Slovenian spring. This pattern not only enhances the region's natural beauty but also highlights the importance of seasonal shifts in weather impacting local ecosystems.

April Precipitation Trends in

The chart displays monthly precipitation patterns in , 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 , April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3458527313893114103145698771
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in

As spring unfolds in Slovenia, April brings a refreshing decline in humidity, averaging 73%, marking a gradual decrease from the wetter winter months. This trend continues the journey towards drier conditions, with humidity peaking in January at a hefty 90% and easing consistently through the spring. By May, the humidity dips to an even lower 71%, hinting at the delightful warmth ahead. As the seasons shift, the transition into summer promises a more comfortable atmosphere, where the wettest months fall behind and prepare for a pleasant, balmy experience.

April Average Humidity in

This chart illustrates the average monthly humidity levels in , 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 is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%84%78%73%71%73%70%60%65%84%89%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in

April in Slovenia marks a noteworthy transition in the UV Index, surging to 6, indicating a high exposure category and a burn time of just 25 minutes. As spring sets in, the UV Index continues its upward trend, reflecting a significant increase from the 5 recorded in March. This shift not only encourages outdoor activities but also serves as a reminder for sun safety as the intensity of UV radiation escalates. Following April, the index is poised to peak in the summer months, with values reaching 8 and 9, emphasizing the need for protective measures. For more details on UV exposure throughout the year, check out the comprehensive information on the UV Index.

Maximum UV Index Levels in for April

The chart shows the monthly maximum UV Index (UVI) for 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 typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: 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

April heralds a vibrant transition in Slovenia, with 334 hours of sunshine illuminating the landscape, a delightful increase from March's 300 hours. This surge sets the stage for the increasingly bright months ahead, as May offers even more sunshine, reaching 363 hours. The trend is unmistakable: each month gradually gifts Slovenia with more sunlight, peaking in the summer with July basking in a glorious 422 hours. As the days grow longer and warmer, April stands out as a pivotal month, embracing the energy of spring and inviting both locals and visitors to revel in the natural beauty of this stunning country.

Monthly Sunshine Duration in : April Highlighted

The April sunshine duration represents the total number of hours 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h218h300h334h363h401h422h388h318h284h199h203h
Data source: April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in During April

April in Slovenia offers a 38% chance of sunny weather, marking a slight dip from the sunnier days of March, which boasts a 54% likelihood. This trend suggests that while spring is blossoming, it can still be quite variable, with the sun beginning to play hide-and-seek. As the seasons shift towards summer, the chances of sunshine will rise again, peaking in the warmer months like June and September. Thus, April serves as a transitional period—beautiful yet unpredictable—setting the stage for the brighter days that lie ahead.

Percentage of Sunny Days in April in

The chart illustrates the percentage of sunny days in 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 experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%51%54%38%37%53%47%43%53%42%26%33%
Data source: April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in in April

As April arrives in Slovenia, the days begin to stretch delightfully, offering an average of 13 hours of daylight. This marks a noticeable increase from the 11 hours seen in March, signaling the vibrant shift toward spring. Following the gradual ascent in daylight from 9 hours in January to 10 hours in February, the landscape of Slovenia is now bathed in more light, fostering a sense of renewal and growth. The progression continues into May, where daylight reaches 15 hours, and persists through the summer months, creating an energizing atmosphere perfect for outdoor exploration and enjoying the blossoming beauty all around. This annual rhythm of sunlight not only enhances the scenery but also invites residents and visitors alike to immerse themselves in the splendor of Slovenia's natural charm.

Average Daylight Hours in for April

The chart illustrates the variation in daylight duration in throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 56m13h 35m15h15h 44m15h 21m14h 5m12h 30m10h 51m9h 23m8h 38m
Data source: daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in

As spring unfolds in Slovenia, April brings a refreshing uptick in wind speed, averaging 2.6 m/s (6 mph), which marks a slight increase from the calm of previous months. This gentle breeze contrasts with the more temperate conditions of March, where winds hovered around 2.3 m/s (5 mph). As the region transitions towards the warmer months, both April and May showcase this invigorating trend, maintaining the 2.6 m/s (6 mph) average. Following this peak, however, there is a noticeable decline during the summer, with June dipping to 2.0 m/s (4 mph). Thus, April not only heralds the arrival of vibrant blossoms but also offers a refreshing breath of wind that invigorates the landscape of Slovenia.

Average April Wind Speed in

The chart displays monthly wind speed patterns in , 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.42.32.6 m/s2.62.02.21.71.72.41.72.0
Data source: April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Compares to Other Months

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

April and January present quite contrasting weather conditions. In April, temperatures range from a chilly minimum of -7°C (19°F) to a much warmer average of 11°C (52°F), peaking at 27°C (81°F). This month experiences moderate precipitation of 72 mm (2.9 in) over 11 days, along with a humidity level of 73%. In stark contrast, January is significantly colder, with temperatures dipping as low as -17°C (1°F) and averaging around 0°C (33°F), reaching a maximum of 14°C (57°F). Precipitation in January is much lower at 34 mm (1.3 in) over 6 days, though humidity is notably higher at 90%. For a more detailed insight, you can check the weather in January.

April generally offers a milder climate compared to February, with average temperatures rising from February's 4°C (39°F) to a more pleasant 11°C (52°F). While February experiences colder temperatures, dropping as low as -12°C (11°F), April's minimum temperature is a bit more forgiving at -7°C (19°F). Additionally, April receives slightly more precipitation at 72 mm (2.9 in) over 11 days, compared to February's 58 mm (2.3 in) over 9 days. Humidity levels also tend to be lower in April at 73%, compared to February's higher humidity of 84%. For more details, check the weather in February.

In March, temperatures ranged from a chilly -18°C (0°F) to a moderate 22°C (72°F), with an average of 6°C (43°F). The month experienced 52 mm (2.1 in) of precipitation over 9 days and maintained a humidity level of 78%. Conversely, April brought noticeably warmer weather, with a minimum temperature of -7°C (19°F) and a maximum of 27°C (81°F), yielding an average of 11°C (52°F). Despite April's higher temperatures, it recorded 72 mm (2.9 in) of precipitation over 11 days, slightly increasing rainfall compared to March. For more details about March weather, you can visit weather in March.

April and May exhibit notable differences in weather patterns. In April, temperatures range from a chilly minimum of -7°C (19°F) to a pleasant maximum of 27°C (81°F), with an average temperature of 11°C (52°F). However, the month is relatively wet, receiving 72 mm (2.9 in) of precipitation over 11 days with a humidity level of 73%. In contrast, May brings warmer conditions, featuring a minimum temperature of 3°C (37°F) and a maximum of 31°C (88°F), while the average temperature rises to 15°C (59°F). The month is marked by increased rainfall, totaling 138 mm (5.4 in) over 17 days, alongside a slight drop in humidity to 71%. For more details, check out the weather in May.

April weather is characterized by a broader temperature range, with lows plunging to -7°C (19°F) and highs reaching up to 27°C (81°F), resulting in an average temperature of 11°C (52°F). The month experiences about 72 mm (2.9 in) of rainfall over 11 days, with a humidity level of 73%. In contrast, June boasts a milder minimum temperature of 7°C (45°F) and warmer maximums of up to 36°C (96°F), leading to a comfortable average of 20°C (69°F). However, June sees slightly more precipitation at 93 mm (3.7 in) across 13 days, while maintaining the same humidity level of 73%. For a detailed look at June weather, check out weather in June.

April and July present distinct contrasts in weather patterns. In April, temperatures range from a chilly minimum of -7°C (19°F) to a pleasant average of 11°C (52°F), peaking at 27°C (81°F). This month experiences about 72 mm (2.9 in) of precipitation over 11 days, accompanied by a humidity level of 73%. In comparison, July brings warmer conditions with a minimum temperature of 9°C (49°F) and an average of 21°C (70°F), reaching as high as 35°C (94°F). Precipitation increases to 114 mm (4.5 in) over 14 days, while humidity slightly decreases to 70%. For a more detailed look at July's weather, visit weather in July.

April and August present distinctly different weather patterns. In April, temperatures can drop to a chilly -7°C (19°F) at night, while averaging around 11°C (52°F) during the day, with a maximum of 27°C (81°F). The month sees about 72 mm (2.9 in) of precipitation over 11 days and maintains a higher humidity level of 73%. In contrast, August experiences warmer conditions, with nighttime temperatures starting at a milder 7°C (46°F) and daytime averages rising to 21°C (71°F), peaking at a sweltering 36°C (97°F). Additionally, August has slightly higher precipitation at 103 mm (4.0 in) over the same number of days but enjoys lower humidity at 60%. For a more detailed comparison, you can check the weather in August.

April and September present their own unique weather characteristics. In April, temperatures range from a brisk minimum of -7°C (19°F) to a pleasant maximum of 27°C (81°F), with an average of 11°C (52°F). The month experiences about 72 mm (2.9 in) of precipitation over 11 days, coupled with a higher humidity level of 73%. In contrast, September offers slightly milder temperatures, with a minimum of 3°C (37°F) and a maximum reaching 32°C (89°F); the average temperature is a more comfortable 16°C (61°F). However, it also sees increased precipitation, totaling 145 mm (5.7 in) across 12 days, and exhibits a lower humidity of 65%. For a deeper look into the specifics of weather in September, you can explore further.

April and October share a similar average temperature of around 11°C (52°F), but their overall climates present distinct characteristics. In April, the temperatures can reach a maximum of 27°C (81°F) and drop as low as -7°C (19°F), showcasing a more significant temperature fluctuation than October, where the maximum is slightly cooler at 25°C (78°F) and the minimum doesn’t drop as drastically, remaining above freezing at -1°C (31°F). Both months experience similar amounts of precipitation, with April receiving 72 mm (2.9 in) over 11 days and October slightly less at 69 mm (2.7 in) over just 9 days. However, October tends to be more humid, with humidity levels reaching 84% compared to April's 73%. For more details on the weather during this time, you can check the weather in October.

April and November exhibit contrasting weather patterns, reflecting the transition between spring and late autumn. In April, temperatures range from a chilly minimum of -7°C (19°F) to a pleasant average of 11°C (52°F), peaking at a comfortable 27°C (81°F). The month sees about 72 mm (2.9 in) of precipitation over 11 days, with a humidity level of 73%. In contrast, November experiences cooler temperatures, with a minimum of -5°C (23°F) and an average of 6°C (43°F), and a maximum of 20°C (68°F). The month has slightly higher precipitation at 87 mm (3.4 in) spread over 10 days, accompanied by a higher humidity of 89%. For more detailed insights, check out the weather in November.

April and December present quite contrasting weather conditions. In April, temperatures range from a minimum of -7°C (19°F) to a maximum of 27°C (81°F), with an average of 11°C (52°F). The month experiences about 72 mm (2.9 in) of precipitation over 11 days, accompanied by a relative humidity of 73%. In contrast, December sees colder temperatures, with a minimum of -9°C (15°F), an average of 2°C (36°F), and a maximum of only 16°C (62°F). Precipitation is slightly lower at 71 mm (2.8 in) over 9 days, but humidity is higher at 89%. For more detailed information, you can refer to the weather in December.

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Conclusion: What to Expect From April Weather in

As winter gradually releases its grip, April weather is marked by a striking transition from the chill of preceding months. Temperatures begin to rise, but the lingering cool nights can still bring a brisk feel, making the average day a mix of mild warmth and crisp breezes. With 11 days of precipitation, April is somewhat wetter compared to its drier summer counterparts, contributing to the lush greening of the landscape. The increased humidity, often hovering around 73%, adds to the invigorating freshness of spring. This month serves as a vibrant reminder of nature’s awakening, creating a perfect backdrop for outdoor activities. For more detailed insights into April's climate patterns, check out Climate.