Last updated: August 27, 2025
May weather in Slovenia presents a captivating blend of mild temperatures and frequent rainfall. With maximums reaching up to 24°C (75°F) and averages around 13°C (55°F), the month encourages outdoor exploration, despite the cooler evenings when temperatures can dip to a chilly -1°C (31°F). Rainfall is substantial, with 219 mm (8.6 in) recorded over 23 days, contributing to the lush, green landscapes the region is known for. Humidity levels hover at 74%, adding a pleasant warmth to the air and creating an invigorating atmosphere for both locals and visitors alike.
In May, Slovenia experiences a delightful transition into spring, with temperatures that reflect a warming trend following the chill of winter. The minimum temperature hovers around a mild -1°C (31°F), while the average climbs to a comfortable 13°C (55°F), peaking at a warm 24°C (75°F). This pleasant weather creates the perfect backdrop for outdoor activities and explorations of the stunning landscapes, as the country bursts into vibrant blooms. Compared to the cooler months preceding it, May offers a significant warmth, serving as a promising precursor to the balmy days of summer that follow. The steady rise in temperatures, accentuated by longer daylight hours, invites both locals and travelers to revel in Slovenia's natural beauty.
May marks a significant increase in precipitation in Slovenia, with the month receiving a hefty 219 mm (8.6 in) of rain over 23 days. This notable jump from April's 155 mm (6.1 in) suggests that the region is well into its wet season, with moisture-laden clouds bringing frequent showers. The trend of rising rainfall in the spring months continues, indicating a lush landscape as nature awakens. This deluge not only contributes to the vibrant greenery but also sets the stage for a dynamic transition into the sunnier months ahead.
As spring transitions to summer in Slovenia, May brings a noticeable shift in humidity, dipping to 74%—a refreshing change that signals the arrival of warmer days. This decline continues the trend from previous months, where humidity has steadily decreased from 91% in January to April's 79%. Following this pattern, June and July maintain a similar level of humidity at 75% and 74%, respectively, suggesting a seasonal consistency. In contrast, the months leading into winter see a resurgence in humidity, rising sharply to 88% in October. Overall, May offers a brief respite from the year’s earlier humidity peaks, providing a perfect backdrop for enjoying Slovenia’s vibrant spring landscape.
As May unfolds in Slovenia, the UV Index surges to 8, categorizing it as very high and significantly increasing the risk of sunburn, with a markedly reduced burn time of only 15 minutes. This trend highlights the escalating intensity of UV radiation as we transition from the cooler months; January's low UV Index of 2 and a burn time of 45 minutes seem a distant memory. March and April already hinted at this climb, with high levels peaking through the spring. It's crucial to stay vigilant during May, as the sun's rays become increasingly potent—so don't forget your sunscreen and protective gear! For more details on UV exposure throughout the year, visit the UV Index.
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As spring gives way to summer in Slovenia, May emerges as a delightful beacon of sunshine, boasting an impressive 349 hours of sunlight. This steady rise from *April’s 325 hours signifies the region's transformation into a sun-drenched paradise, inviting locals and visitors alike to bask in the vibrant outdoor scene. Following May, June and July continue this radiant trend with 395 and 409 hours, respectively, showcasing the peak of summer's warmth. Yet, as the season transitions into late summer and autumn, sunlight hours gradually decline, highlighting a cyclical rhythm of nature that intertwines brightness with the promise of seasonal change.
In Slovenia, the likelihood of sunny weather in May is relatively low at 28%, standing out among the months with slightly more promising prospects. Following April's unexpected dip to 33%, May marks a continuation of this trend, showcasing a decrease in sunshine as the spring transitions into early summer. Interestingly, this trend reverses in June, where the chances of sun rise to 44%, hinting at a rejuvenation of brighter days ahead. Overall, while May may not offer the best promise for sunny skies, it serves as a precursor to a more sun-kissed June, reflecting the seasonal ebb and flow of Slovenia's weather.
As spring unfolds, Slovenia basks in the gradual increase of daylight, culminating in May with an average of 14 hours of sunlight. This charming progression begins in January with just 9 hours, slowly climbing to 10 hours in February and further to 11 by March. By April, the days lengthen significantly, heralding the arrival of warmer weather. The momentum continues into May, where the vibrant days are a joyful precursor to summer, as daylight peaks at 15 hours in June and July. The trend reflects a rhythm of nature, where the longer days of late spring and summer contrast beautifully with the shorter, cozier hours of autumn and winter, making Slovenia a delight for sun-seekers during this time.
In May, Slovenia experiences a gentle breeze, with an average wind speed of 1.6 m/s (4 mph), mirroring the calm conditions of the preceding months. The winds remain consistent in this early summer period, suggesting a transition into warmer weather without significant gusts. As spring gives way to summer, wind speeds tend to stabilize, oscillating between 1.5 and 1.7 m/s in the months leading up to May. This slight dip in wind intensity from April, which also recorded 1.7 m/s, heralds a trend of balmy days ahead. Overall, May's calming winds create a pleasant ambiance, perfectly complementing Slovenia's vibrant spring scenery.
Weather in varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in , focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January exhibit stark contrasts in weather, highlighting the transition from winter to spring. In May, temperatures range from a minimum of -1°C (31°F) to a pleasant maximum of 24°C (75°F), with an average of 13°C (55°F). This month also sees a notable amount of precipitation, totaling 219 mm (8.6 in) over about 23 days, accompanied by a humidity level of 74%. In contrast, January experiences colder conditions, with temperatures dipping as low as -14°C (7°F) and averaging -2°C (29°F), peaking at 8°C (47°F). Precipitation in January is significantly less, at 65 mm (2.6 in) over just 6 days, and the humidity is higher at 91%. For more details on January weather, check weather in January.
When comparing the weather in May and February, the differences are striking. May boasts significantly warmer temperatures, with a range from a chilling minimum of 1°C (34°F) to a pleasant maximum of 24°C (75°F), while February experiences much colder conditions, with lows hitting -17°C (2°F) and highs reaching only 16°C (62°F). Rainfall is more frequent in May, with 219 mm (8.6 in) over 23 days, compared to February's 122 mm (4.8 in) spread across just 9 days. Additionally, May is slightly less humid at 74% versus February's 87%, which might make outdoor activities more pleasant in the late spring. For a deeper look into February's weather, check out weather in February.
May's weather is significantly warmer and more pleasant compared to March. With average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 24°C (75°F), May witnesses a welcoming shift towards milder conditions, averaging 13°C (55°F). In contrast, March is much chillier, featuring temperatures that range from -17°C (2°F) to a maximum of 20°C (68°F), with an average of just 4°C (39°F). Additionally, May sees a higher total precipitation of 219 mm (8.6 in) over 23 days, while March experiences lighter rainfall at 113 mm (4.5 in) across only 11 days. The humidity is also slightly lower in May at 74%, compared to March’s 82%. For a detailed look at March weather, check the weather in March.
May's weather showcases milder temperatures compared to April, with a minimum temperature of -1°C (31°F) and an average of 13°C (55°F), rising to a maximum of 24°C (75°F). In contrast, April's temperatures are cooler, recording a minimum of -10°C (15°F) and an average of 8°C (47°F), but it also peaks at 24°C (76°F). Precipitation in May is notably higher, totaling 219 mm (8.6 in) over 23 days, compared to April's 155 mm (6.1 in) across just 14 days, making May feel wetter despite higher temperatures. The humidity levels remain similar, with April slightly higher at 79%, while May averages around 74%. For a detailed look at April's weather, visit weather in April.
In comparing the weather of May and June, we can see a noticeable transition in temperature and precipitation. May experiences cooler temperatures with a minimum of -1°C (31°F) and an average of 13°C (55°F), while June boasts milder conditions, with a minimum of 4°C (39°F) and an average of 18°C (64°F).
June also reaches higher maximum temperatures of 33°C (92°F), significantly warmer than May's peak of 24°C (75°F). In terms of precipitation, May is wetter, receiving 219 mm (8.6 in) over 23 days, compared to June's 143 mm (5.6 in) across 17 days. Interestingly, both months maintain similar humidity levels, with May at 74% and June slightly higher at 75%. For more detailed insights, you can view the weather in June.
May and July showcase a noticeable contrast in weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant average of 13°C (55°F), peaking at a maximum of 24°C (75°F). This month is also characterized by significant precipitation, totaling 219 mm (8.6 in) over 23 days, contributing to a relatively high humidity of 74%. In comparison, July offers warmer temperatures, with a minimum of 9°C (48°F) and an average of 19°C (66°F), reaching highs of 30°C (87°F). Precipitation decreases to 163 mm (6.4 in) across 19 days, while humidity remains consistent at 74%. For more detailed insights into July weather, visit weather in July.
May and August present contrasting weather conditions, reflecting the transition from spring to summer. In May, temperatures fluctuate from a chilly minimum of -1°C (31°F) to a pleasant maximum of 24°C (75°F), with an average of about 13°C (55°F). This month also experiences significant rainfall, totaling 219 mm (8.6 in) over 23 days, coupled with high humidity averaging 74%. In contrast, August boasts milder temperatures, with a minimum of 7°C (45°F) and a maximum reaching 31°C (88°F), resulting in an average of 19°C (67°F). The month sees lesser precipitation at 172 mm (6.8 in) over 17 days, alongside lower humidity levels at 68%. For more details about the specific climate conditions, you can check the weather in August.
May and September both present mild temperatures, but they have distinct characteristics worth noting. In May, temperatures range from a chilly -1°C (31°F) at night to a warm 24°C (75°F) during the day, with an average of 13°C (55°F). This month experiences considerable rainfall, totaling 219 mm (8.6 in) over 23 days, contributing to a humid environment with 74% humidity. In contrast, September offers slightly warmer conditions, with temperatures ranging from 0°C (33°F) at night to a high of 26°C (78°F) during the day, averaging around 14°C (58°F). Rainfall decreases to 189 mm (7.4 in) over 15 days, maintaining the same humidity level of 74%. For more details, you can check the weather in September.
May and October in Bohinj present contrasting weather experiences. In May, temperatures range from a chilly -1°C (31°F) at night to a pleasant max of 24°C (75°F) during the day, making it a month of significant warmth and a higher average of 13°C (55°F). However, it also sees considerable rainfall, with 219 mm (8.6 in) spread over 23 days and a humidity level of 74%. In contrast, October features cooler temperatures, peaking at 21°C (71°F) and dropping to a minimum of -2°C (29°F), yielding a lower average of 10°C (50°F). Rainfall decreases to 143 mm (5.6 in) over just 11 days, but the humidity increases to 88%. For more details on the conditions in October, you can check the weather in October.
May and November present quite different weather patterns. In May, temperatures often range from a chilly -1°C (31°F) at night to a pleasant 24°C (75°F) during the day, averaging around 13°C (55°F). However, this month is also marked by significant rainfall, with 219 mm (8.6 in) of precipitation spread over 23 days and a humidity level of 74%. In contrast, November sees colder temperatures, with lows plummeting to -11°C (12°F) and an average of only 5°C (41°F), peaking at 16°C (62°F). This month has slightly less precipitation at 200 mm (7.9 in) over just 12 days, accompanied by a higher humidity of 90%. For more details, you can check out the weather in November.
May and December present contrasting weather conditions in terms of temperatures and precipitation. In May, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant maximum of 24°C (75°F), with an average of 13°C (55°F). The month experiences significant rainfall, totaling 219 mm (8.6 in) over 23 days, with humidity averaging 74%. In contrast, December is much colder, with temperatures dipping as low as -14°C (8°F) and only reaching a maximum of 11°C (51°F), averaging around 0°C (32°F). December sees 179 mm (7.0 in) of precipitation spread over just 10 days, resulting in a higher humidity level of 89%. For more detailed information, you can check the weather in December.
As May arrives, it brings a gentle transition from the chill of spring to the warmth of summer, characterized by mild temperatures that are notably more inviting than the preceding months. With higher humidity levels and frequent rainfall, this month stands out for its lush greenery and vibrant landscapes, making it distinctly different from the drier and cooler conditions of March and April. While precipitation may seem abundant with nearly three-quarters of the month seeing rain, the overall ambience shifts to a refreshing vitality, promising a blossoming environment ripe for exploration. For those curious about Slovenia's climate nuances, you can find more details here: Climate.