Last updated: August 27, 2025
In August, Slovenia experiences a delightful summer ambiance characterized by a maximum temperature reaching up to 34°C (94°F), while the average temperature settles comfortably at 25°C (77°F). Nights offer a refreshing respite with minimum temperatures around 15°C (59°F). Although the month brings about 70 mm (2.7 in) of rainfall over approximately 7 days, the overall humidity levels remain moderate at 51%, making it an ideal time for outdoor activities and exploring the country's stunning landscapes under the warm, sunny skies.
In August, Slovenia basks in the warmth of summer, with temperatures reaching a comfortable average of 25°C (77°F). This month showcases a consistent rise in warmth from the earlier summer months, featuring minimum temperatures around 15°C (59°F) and maximums soaring to 34°C (94°F). The pleasant summer heat provides the perfect backdrop for outdoor activities and explorations, making Slovenia a delightful destination. As the country transitions towards the cooler fall months, August serves as a peak of warmth, inviting visitors to enjoy its beautiful landscapes under the sunny skies.
In August, Slovenia experiences a modest precipitation level of 70 mm (2.7 in), reflecting a slight dip compared to the wetter months like May and September but consistent with the summer season's overall trend. This month records 7 rainy days, showing that while summer is in full swing, brief showers still grace the landscapes. The rainfall is notably less than the peak wetness seen in November, which underscores the more temperate nature of late summer. As autumn approaches, the precipitation then gears up dramatically, setting the stage for the much higher totals seen in the following months, particularly September's 164 mm (6.4 in). This gradual shift from summer’s moderate rains to the autumn deluge highlights Slovenia’s transitional climate, where the lush greenery is nourished before yielding to the vivid colors of fall.
In August, Slovenia experiences a significant dip in humidity, falling to an average of 51%, the lowest point of the year. This decline marks a refreshing contrast to the earlier months, where humidity levels consistently hovered above 60%, peaking at a moist 88% in January and 89% in November. Following the summer heat, the drop in humidity not only enhances the comfort of outdoor activities but also signals the gradual transition towards the wetter autumn months. With September seeing an uptick in humidity to 64%, the region prepares for the re-emergence of its characteristic dampness as it heads into the fall season.
In August, Slovenia experiences a UV Index of 8, placing it in the very high exposure category. This means that sun protection is crucial, as you could burn in just 15 minutes of direct sunlight. Following the peak of summer, the UV levels in August slightly decrease from July's peak of 9, yet they remain significantly high, similar to May. As summer draws to a close, this trend underscores the importance of being vigilant about sun safety. Whether you're enjoying outdoor activities or exploring the stunning landscapes, make sure to check the UV Index for optimal sun protection measures.
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In August, Slovenia basks in 397 hours of glorious sunshine, a testament to the summer's lingering embrace. This month sees a slight dip from July's peak of 430 hours, yet it remains robust compared to the earlier months of the year. Notably, as spring transitions into summer, sunlight steadily increases, with each month building momentum: from 182 hours in January to a splendid 372 hours in May. As autumn approaches, however, the trend of diminishing daylight becomes evident, with 326 hours in September and a continued decline into October. Overall, August serves as a vibrant highlight in Slovenia's annual sunlight tapestry, balancing warmth and brightness before the cooler months set in.
August boasts a promising likelihood of sunny weather in Slovenia, with a 61% chance of sunshine. This places it among the sunniest months of the year, following a peak in March at 63%. Throughout the summer, the chances of sunny days have varied, with July bringing a slightly lower 51%. As the year progresses, there’s a noticeable trend of increased sunshine leading up to August, making it an ideal time for outdoor activities and exploration. After enjoying the sunny days of summer, visitors can expect a gradual decline in sunlit hours as autumn approaches, with September still maintaining a solid 59%. Embrace the warmth and go outside in August, as it’s the perfect opportunity to soak in Slovenia's beautiful landscapes under the sun!
In Slovenia, the progression of daylight hours exhibits a captivating seasonal rhythm, peaking in the summer and gradually retreating as autumn approaches. August sees a generous 14 hours of daylight, a slight decrease from the sun-drenched months of June and July, which bask in 15 hours. This month serves as a poignant reminder of summer's lingering warmth, while hinting at the impending transition to shorter days. Following August, the daylight begins to fade more noticeably, with September offering 12 hours. This monthly pattern underscores the natural ebb and flow of light, inviting both residents and visitors to relish the lingering summer evenings before embracing the cozy embrace of autumn.
In August, Slovenia experiences a gentle breeze with an average wind speed of 2.8 m/s (6 mph), reflecting a slight increase from the summer's calmest months, July and June. This moderate airflow contributes to a comfortable ambiance, perfect for outdoor activities as the hot summer days begin to fade. Interestingly, wind speeds tend to fluctuate throughout the year, with the highest gusts occurring in the fall, particularly in October and November, where averages rise to 3.6 m/s (8 mph) and 3.7 m/s (8 mph), respectively. As summer transitions into autumn, the shift in wind patterns signals a refreshing change, enhancing Slovenia's enchanting landscapes at this time of the year.
Weather in varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in , focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, the weather is typically warm and pleasant, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 34°C (94°F) and an average of about 25°C (77°F). With 70 mm of precipitation over 7 days, humidity sits at around 51%, making it a great month for outdoor activities. In contrast, January brings much cooler conditions, with temperatures dropping to a minimum of -7°C (20°F) and peaking at 13°C (56°F), averaging just 5°C (41°F). The month sees slightly less precipitation at 56 mm over 7 days, but humidity is higher at 88%, resulting in a crisp, cold atmosphere. For more details on January's weather, visit weather in January.
August and February present strikingly contrasting weather conditions. In August, temperatures range from a minimum of 15°C (59°F) to a maximum of 34°C (94°F), with an average of 25°C (77°F). This month experiences relatively low precipitation of 70 mm (2.7 in) over about 7 days, combined with a comfortable humidity level of 51%. In contrast, February sees much cooler temperatures, with a minimum of -6°C (22°F) and a maximum of 19°C (67°F), averaging just 7°C (44°F). This month is notably wetter, receiving 118 mm (4.6 in) of precipitation over approximately 10 days, and has a higher humidity level at 82%. For a detailed overview, check out the weather in February.
August and March present stark contrasts in weather. In August, temperatures range from a comfortable minimum of 15°C (59°F) to a sweltering maximum of 34°C (94°F), averaging 25°C (77°F), with relatively low humidity at 51%. The month sees about 70 mm (2.7 in) of precipitation over 7 days, making it a warm and occasionally rainy period. Conversely, March experiences much cooler weather, with temperatures ranging from a chilly -7°C (20°F) to a mild maximum of 21°C (70°F), averaging only 9°C (48°F). The humidity is notably higher at 73%, and precipitation is slightly more prevalent, totaling 71 mm (2.8 in) over 8 days. For a closer look at the conditions during this month, you can check the weather in March.
When comparing the weather in August and April, a stark contrast emerges. August boasts warmer temperatures, with a range from 15°C (59°F) at its minimum to a maximum of 34°C (94°F), and an average of 25°C (77°F). In contrast, April is notably cooler, with temperatures ranging from a chilly 1°C (34°F) to a pleasant 25°C (77°F), averaging just 13°C (55°F). While August sees less precipitation at 70 mm (2.7 in) over approximately 7 days, April experiences a wetter climate with 103 mm (4.0 in) over 10 days. Additionally, April has higher humidity at 73%, compared to August's more comfortable 51%. For more detailed insights, check out the weather in April.
When comparing the weather in August and May, notable differences emerge. August experiences warmer temperatures, with a minimum of 15°C (59°F) and an average high of 34°C (94°F), while May is considerably cooler, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 27°C (81°F). Additionally, August has lower precipitation, totaling 70 mm (2.7 in) over about 7 days, compared to May’s significantly higher precipitation of 142 mm (5.6 in) spread over 17 days. Moreover, humidity levels are more pronounced in May at 70%, whereas August maintains a relatively lower humidity of 51%. For a more detailed look at the rainfall during this month, check out the weather in May.
In June, the weather tends to be cooler and more humid compared to August, with minimum temperatures around 11°C (53°F) and an average of 22°C (72°F), while August sees higher temperatures, ranging from a minimum of 15°C (59°F) to an average of 25°C (77°F). June experiences slightly more precipitation, totaling 87 mm (3.4 in) over 8 days, compared to August's 70 mm (2.7 in) over 7 days. Additionally, humidity levels in June are higher at 69%, making it feel more sultry compared to the more balanced humidity of 51% in August. For more details, check out the weather in June.
August weather presents a notable shift compared to July, with temperatures slightly rising in the average and maximum ranges. The minimum temperature in August is 15°C (59°F), while in July, it is marginally higher at 16°C (61°F). August boasts an average temperature of 25°C (77°F) and peaks at a maximum of 34°C (94°F), compared to July's average of 24°C (75°F) and maximum of 33°C (91°F). In terms of precipitation, August sees a slightly higher total of 70 mm (2.7 in) over 7 days, while July experiences 65 mm (2.6 in) over 8 days. Additionally, humidity levels in August are lower at 51%, compared to a higher 63% in July. For more detailed insights on July, you can refer to the weather in July.
August and September present a notable shift in weather patterns. In August, temperatures are warmer, with a minimum of 15°C (59°F) and an average of 25°C (77°F), peaking at a high of 34°C (94°F). The precipitation is relatively low at 70 mm (2.7 in) over approximately 7 days, accompanied by a moderate humidity level of 51%. In contrast, September experiences cooler temperatures, with a minimum of 9°C (49°F) and an average of 20°C (68°F), while the maximum reaches 32°C (90°F). However, it is much wetter, with precipitation measuring 164 mm (6.4 in) over about 10 days, and humidity rising to 64%. For more detailed information, check out the weather in September.
August and October present starkly contrasting weather conditions. In August, temperatures range from a minimum of 15°C (59°F) to a maximum of 34°C (94°F), with an average of 25°C (77°F), making it a warm month ideal for outdoor activities. Precipitation is relatively low at 70 mm (2.7 in), occurring over about 7 days, with humidity at a comfortable 51%. In contrast, October sees a significant drop in temperatures, with a minimum of 6°C (44°F) and a maximum of 23°C (74°F), averaging around 15°C (59°F). This month also experiences increased precipitation, measuring 107 mm (4.2 in) over roughly 10 days, along with higher humidity levels at 83%. For further details, you can check the weather in October.
August and November present contrasting weather conditions. In August, temperatures range from a minimum of 15°C (59°F) to a maximum of 34°C (94°F), with an average temperature of 25°C (77°F). The month experiences relatively low precipitation of 70 mm (2.7 in) over 7 days and a comfortable humidity level of 51%. In stark contrast, November sees much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 20°C (68°F), averaging just 11°C (52°F). It also brings significant rainfall, accumulating 176 mm (6.9 in) over 12 days, coupled with a high humidity of 89%. For a detailed overview of the weather patterns in November, you can visit weather in November.
In August, the weather is warm and pleasant, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 34°C (94°F), averaging around 25°C (77°F). The humidity is relatively moderate at 51%, and the month sees about 70 mm (2.7 in) of precipitation over approximately 7 days. In stark contrast, December brings much colder weather, characterized by a minimum temperature of -1°C (30°F) and a maximum of 15°C (60°F), averaging just 7°C (44°F). This winter month experiences significantly higher precipitation, totaling 150 mm (5.9 in) over about 12 days, along with an increased humidity level of 88%. For more details, you can check the weather in December.
As summer reaches its peak, August brings a delightful warmth, with temperatures consistently hovering around a cozy average of 25°C (77°F). Unlike the cooler months, August stands out with its maximum highs reaching up to 34°C (94°F), inviting outdoor activities and sun-soaked adventures. While rainfall does occur, it averages about 70 mm over just 7 days, maintaining the summer vibe without the deluge felt in other seasons. With a humidity level of 51%, the air remains comfortably humid, contrasting with the drier spells earlier in the year. To explore more about how August fits into the broader climatic picture, check out Climate.