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.
Choose your preferred precipitation unit

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

As spring unfolds in Slovenia, April sees a noticeable shift in the UV Index, climbing to 6, which falls into the high exposure category. This increase reflects a growing intensity of sunlight compared to the earlier months, with a burn time of just 25 minutes. It's a reminder to enjoy the outdoors while also staying mindful of skin protection. This trend of rising UV levels continues as summer approaches, culminating in peak values in June and July. For more information on UV Index trends throughout the year, check out 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 exhibit contrasting weather patterns, showcasing the transition from winter to spring. In April, temperatures range from a chilly -7°C (19°F) at their lowest to a pleasant 27°C (81°F) at their highest, with an average temperature of 11°C (52°F). The month sees about 72 mm (2.9 in) of precipitation over 11 days, accompanied by a humidity level of 73%. In contrast, January is much colder, with temperatures dipping as low as -17°C (1°F) and peaking at only 14°C (57°F), averaging around 0°C (33°F). The precipitation in January totals 34 mm (1.3 in) over just 6 days, and the humidity is noticeably higher at 90%. This distinct difference highlights the milder and wetter conditions of April compared to the harsh and frigid weather typical of January. For more detailed information, you can check the weather in January.

April generally offers milder temperatures compared to February, with averages rising from a chilly 4°C (39°F) in February to a more comfortable 11°C (52°F) in April. While February experiences a minimum temperature of -12°C (11°F), April’s lowest temperature is a less frigid -7°C (19°F). The maximum temperature also sees a notable increase, with April reaching up to 27°C (81°F), whereas February's maximum is capped at 20°C (68°F). Precipitation is slightly higher in April, with 72 mm (2.9 in) over 11 days compared to February's 58 mm (2.3 in) over 9 days, but both months maintain relatively high humidity levels, particularly February at 84%. For a more in-depth look at February's weather patterns, you can check the weather in February.

April generally offers a more moderate climate compared to the chillier March. While March sees a minimum temperature of -18°C (0°F) and an average of 6°C (43°F), April's temperatures range from a minimum of -7°C (19°F) to an average of 11°C (52°F), making it noticeably warmer. Additionally, April records a higher maximum temperature of 27°C (81°F) compared to March’s peak of 22°C (72°F). Precipitation in April is slightly higher at 72 mm (2.9 in) over 11 days, compared to March's 52 mm (2.1 in) over 9 days; however, the humidity in April is marginally lower at 73% versus March's 78%. For a detailed look at March's weather, you can visit weather in March.

April and May exhibit noticeable differences in weather patterns. In April, temperatures range from a chilly 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 72 mm (2.9 in) of precipitation over 11 days, accompanied by a relatively high humidity of 73%. In contrast, May brings warmer conditions, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 31°C (88°F) and an average temperature of 15°C (59°F). However, it also sees increased precipitation, totaling 138 mm (5.4 in) across 17 days, while humidity decreases slightly to 71%. For a closer look at the specifics of conditions during this month, you can view the weather in May.

April and June present distinct weather contrasts. 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 of 11°C (52°F). The month is marked by moderate precipitation, totaling 72 mm (2.9 in) over 11 days, while humidity remains relatively high at 73%. In contrast, June experiences a significant increase in warmth, with temperatures starting at 7°C (45°F) and soaring to a maximum of 36°C (96°F), averaging around 20°C (69°F). Rainfall also rises slightly to 93 mm (3.7 in) over 13 days, but humidity remains steady at 73%. For more details on the specific conditions, you can check the weather in June.

April and July exhibit distinct differences in weather characteristics. In April, temperatures range from a chilly minimum of -7°C (19°F) to a mild maximum of 27°C (81°F), with an average temperature of 11°C (52°F). The month sees about 72 mm (2.9 in) of precipitation over 11 days, along with a relatively high humidity of 73%. In contrast, July boasts much warmer conditions, with a minimum temperature of 9°C (49°F) and a maximum reaching 35°C (94°F), resulting in a comfortable average of 21°C (70°F). Furthermore, July experiences increased precipitation, totaling 114 mm (4.5 in) over 14 days, while maintaining a slightly lower humidity level of 70%. For more detailed information, check the weather in July.

April and August present distinctly different weather patterns. In April, temperatures range from a chilly minimum of -7°C (19°F) to a pleasant average of 11°C (52°F) and can reach a maximum of 27°C (81°F). However, this month experiences about 72 mm (2.9 in) of precipitation over 11 days, with humidity levels at a higher 73%. In contrast, August typically features warmer temperatures, with a minimum of 7°C (46°F) and an average of 21°C (71°F), peaking at a scorching 36°C (97°F). Precipitation increases slightly to 103 mm (4.0 in) over the same number of rainy days, but humidity is lower at 60%. For a detailed look at August weather, check out weather in August.

April and September present contrasting weather patterns as spring transitions into autumn. In April, temperatures can swing from a chilly minimum of -7°C (19°F) to an average of 11°C (52°F), peaking at a warm 27°C (81°F). It experiences significant precipitation, with around 72 mm (2.9 in) over 11 days, contributing to a relatively high humidity of 73%. In contrast, September welcomes a milder climate, with minimum temperatures around 3°C (37°F) and an average of 16°C (61°F), reaching maximums of 32°C (89°F). This month also sees increased rainfall, totaling about 145 mm (5.7 in) over 12 days, but with a lower humidity of 65%. For more detailed insights, check the weather in September.

In comparing the weather of April and October, both months exhibit similar average temperatures, with April ranging from a minimum of -7°C to a maximum of 27°C, while October shows slightly milder temperatures, with a minimum of -1°C and a maximum of 25°C. April tends to be a bit wetter, experiencing 72 mm of precipitation over 11 days, compared to October's 69 mm over 9 days. Interestingly, October boasts higher humidity levels at 84%, compared to April's 73%. For more detailed information, you can check the weather in October.

April and November showcase distinct weather patterns that mark the transition of seasons. 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 approximately 72 mm (2.9 in) of precipitation over 11 days and a humidity level of 73%. In contrast, November has milder temperatures, with a minimum of -5°C (23°F) and a maximum of 20°C (68°F), averaging around 6°C (43°F). It also sees slightly more precipitation at 87 mm (3.4 in) over 10 days, coupled with higher humidity at 89%. For a more detailed look at November's climate, visit weather in November.

April and December present contrasting weather patterns, showcasing the transition from spring to winter. In April, temperatures range from a minimum of -7°C (19°F) to a pleasant maximum of 27°C (81°F), with an average temperature of 11°C (52°F). The month experiences around 72 mm (2.9 in) of precipitation over 11 days, accompanied by a relatively moderate humidity of 73%. Conversely, December is much chillier, with temperatures dipping to a minimum of -9°C (15°F) and reaching a maximum of 16°C (62°F), resulting in an average of just 2°C (36°F). The precipitation level is similar at 71 mm (2.8 in), but it falls over fewer days (9), and the humidity is notably higher at 89%. This stark difference highlights the transitional nature of April compared to the cold, damp atmosphere of December. For more detailed information on weather in December, feel free to explore.

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Conclusion: What to Expect From April Weather in

As April arrives, it brings a refreshing change in weather, with milder temperatures and increased humidity that stand in stark contrast to the chill of winter months. While the maximum temperature can reach a pleasant 27°C (81°F), the average settles at a comfortable 11°C (52°F), nudging us out of our winter layers. However, it's essential to be prepared for sudden drops, as minimum temperatures can dip to -7°C (19°F). April is also characterized by increased precipitation, with around 72 mm (2.9 in) falling over approximately 11 days, making it a month where rainfall can frequently interrupt the sunshine. This blend of warmth and showers shapes April into a transitional month, perfectly setting the stage for the vibrant blooms of spring. For more detailed insights, explore our Climate section.