Last updated: August 27, 2025
In May, the weather in Izola, Slovenia offers a delightful mix of warmth and occasional rain, making it an ideal time to explore this picturesque coastal town. With maximum temperatures reaching 27°C (81°F) and an average of 17°C (63°F), visitors can enjoy pleasant days, while the minimums dip to a cool 7°C (46°F) at night. The month sees an average precipitation of 142 mm (5.6 in) over about 17 days, contributing to a humidity level of 70%, lending the air a refreshing quality. Travelers should be prepared for sunny spells interspersed with light showers, creating a unique atmosphere perfect for outdoor activities and seaside relaxation.
In May, Izola, Slovenia, ushers in a delightful transition to warmer weather, marked by a minimum temperature rising to 7°C (46°F) and an average soaring to 17°C (63°F). This pleasant month sees maximum temperatures peaking at 27°C (81°F), paving the way for outdoor activities and exploration. Compared to the earlier months of the year, May showcases a noticeable trend of warmth; for instance, just two months prior in March, the average only reached 9°C (48°F). As spring takes hold, the coastal charm of Izola becomes increasingly vibrant, inviting visitors to bask in the sunshine and enjoy the blossoming landscapes.
May in Izola, Slovenia, is characterized by a significant uptick in precipitation, with 142 mm (5.6 in) falling over 17 days. This marks the wettest month of the year so far, following April's 103 mm (4.0 in) and indicating a seasonal transition into the lush greenery of spring. The increased rainfall not only enhances the region's natural beauty but also sets the stage for an active summer, as the moist conditions contribute to rich biodiversity. This pattern reflects a trend of elevated rain during spring, creating a vibrant landscape that residents and visitors alike can enjoy.
In May, humidity in Izola, Slovenia, begins to show a promising decline, reaching 70% as the spring transitions into summer. This marks a gradual drop from the higher levels of 88% in January and 82% in February, reflecting the region's shift towards warmer and drier conditions. April maintains the same humidity level as March at 73%, yet May's decline indicates a more comfortable atmosphere, paving the way for outdoor activities. As the summer months approach, humidity continues to decrease, showcasing the seasonal trend of transitioning from the damp, chilly winter months to the warmer, drier days ahead. Overall, May's humidity level not only emphasizes a refreshing change but also sets the tone for the pleasant summer climate that follows.
As spring transitions into summer, May in Izola, Slovenia, brings a significant uptick in the UV Index, soaring to an impressive 8. This marks a very high exposure category, reducing burn times to just 15 minutes, warning sun-seekers to prioritize skin protection. April's UV Index of 6 begins to pave the way for this intensity, hinting at the changing seasons and the approaching summer sun. Following May, the UV Index remains high, peaking at 9 in June and July, underscoring the importance of vigilance against UV exposure. With the UV Index in May representing a clear trend towards increased sun strength, residents and visitors alike should be mindful to stay sun-safe. For more information on UV guidelines, check out the Izola UV Index.
UV Risk Categories
May in Izola, Slovenia, shines brightly with an impressive 372 hours of sunshine, marking it as a delightful prelude to the summer months. This increase is part of a consistent upward trend that begins in January, where sunshine hours gradually climb from 182 hours to the vibrant days of May. As spring unfolds, the sunshine becomes more generous, peaking just before the summer season. Notably, May captures the essence of this radiant transition, offering more hours of sunlight than any month prior and setting the stage for the sun-drenched days of June, which boasts 417 hours. The progression of sunlight throughout the year not only highlights the beauty of Izola's climate but also enhances the appeal of outdoor adventures and leisurely strolls along its picturesque coast.
In Izola, Slovenia, the likelihood of sunny weather in May hovers around 40%, capturing a transitional moment in the spring season. While this percentage is slightly lower than March's impressive 63%, it is still a favorable time to enjoy milder weather as the year progresses. Following the peak sunny days of summer, with June and July showcasing 55% and 51% respectively, May offers a tantalizing glimpse of what’s to come. This trend suggests that even though May might not boast the brightest skies, it serves as a promising bridge toward the sunlit days of summer.
As spring transitions into summer, Izola, Slovenia, experiences a steady increase in daylight hours, culminating in the vibrant month of May when the sun graces the skies for an impressive 14 hours each day. This upward trend begins in January with just 9 hours and steadily climbs, reflecting the rejuvenating spirit of spring as days grow longer and warmer. By April, daylight duration reaches 13 hours, setting the stage for May’s sunshine-filled days. Following May, the daylight peaks at 15 hours in June and July, allowing ample time for outdoor activities and soaking in the beautiful coastal scenery. As summer wanes into autumn, the daylight gradually decreases, yet the warm and inviting essence of May remains a cherished highlight of the year in Izola.
In May, Izola, Slovenia, enjoys a slight uptick in average wind speed, reaching 3.2 m/s (7 mph)—an invigorating breeze that complements the blossoming spring landscape. This trend marks a subtle increase from April, which also recorded a steady 3.0 m/s (7 mph), indicating a consistent wind pattern as the season transitions. Following May, the winds gently taper off into the summer months, dropping to 2.2 m/s (5 mph) in June. The spring winds of May provide the perfect backdrop for outdoor activities, making it a delightful time for both locals and visitors to embrace the coastal charm of Izola. Overall, this seasonal rhythm reveals the unique character of Izola’s climate, where the movement of air plays a crucial role in the vibrant life of the region.
Weather in Izola varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Izola, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present distinctly contrasting weather conditions. In May, temperatures range from a mild 7°C (46°F) at night to a warm 27°C (81°F) during the day, with an average of 17°C (63°F). The month typically sees about 142 mm (5.6 in) of precipitation, occurring over 17 days, and humidity levels are around 70%. In stark contrast, January experiences frigid temperatures, with nighttime lows plummeting to -7°C (20°F) and daytime highs only reaching 13°C (56°F), averaging just 5°C (41°F). This winter month sees significantly less precipitation, around 56 mm (2.2 in) over 7 days, while humidity is notably higher at 88%. For more details on the January climate, you can visit Izola weather in January.
May and February showcase markedly different weather patterns. In May, temperatures range from a minimum of 7°C (46°F) to a comfortable maximum of 27°C (81°F), with an average of 17°C (63°F). This month sees significant rainfall, totaling 142 mm (5.6 in) over 17 days, and humidity levels at around 70%. In contrast, February is much cooler, with temperatures spanning from a minimum of -6°C (22°F) to a maximum of 19°C (67°F) and an average of 7°C (44°F). February experiences less precipitation, totaling 118 mm (4.6 in) over just 10 days, but the humidity is slightly higher at 82%. For more details on February weather, check out Izola weather in February.
May and March display notably different weather patterns. In May, temperatures range from a minimum of 7°C (46°F) to a maximum of 27°C (81°F), with an average of 17°C (63°F). The month sees a significant amount of precipitation at 142 mm (5.6 in) over 17 days, while humidity stands at 70%. In contrast, March experiences much colder temperatures, with a minimum of -7°C (20°F) and a maximum of 21°C (70°F), averaging 9°C (48°F). Precipitation in March is lower at 71 mm (2.8 in) over 8 days and humidity is slightly higher at 73%. For further details on Izola's weather in March, visit Izola weather in March.
In comparing the weather of May and April, we see a notable increase in temperature and precipitation. May experiences a minimum temperature of 7°C (46°F), an average of 17°C (63°F), and a maximum of 27°C (81°F), which is significantly warmer than April's temperatures that range from a minimum of 1°C (34°F) to a maximum of 25°C (77°F). Additionally, May has higher precipitation, totaling 142 mm (5.6 in) over 17 days, compared to April's 103 mm (4.0 in) across just 10 days. Humidity levels are also similar, with May at 70% and April slightly higher at 73%. For more detailed insights on April weather, you can check Izola weather in April.
In May, the weather showcases cooler temperatures with a minimum of 7°C (46°F) and an average of 17°C (63°F), peaking at 27°C (81°F). This month also experiences significant rainfall, totaling 142 mm (5.6 in) over 17 days, contributing to a relatively high humidity level of 70%. In contrast, June brings warmer conditions, with minimum temperatures rising to 11°C (53°F) and an average of 22°C (72°F), reaching a maximum of 33°C (92°F). June also sees a decrease in precipitation, with only 87 mm (3.4 in) recorded over 8 days, while humidity remains slightly lower at 69%. For more detailed information, you can check Izola weather in June.
May and July offer distinctly different weather experiences. In May, temperatures range from a cool 7°C (46°F) at night to a comfortable average of 17°C (63°F) during the day, with highs reaching up to 27°C (81°F). This month also sees quite a bit of rain, with precipitation totaling 142 mm (5.6 in) over 17 days, and humidity levels around 70%. In contrast, July presents a warmer and drier climate, with nighttime lows of 16°C (61°F) and daytime averages around 24°C (75°F), peaking at 33°C (91°F). With only 65 mm (2.6 in) of rain over 8 days and lower humidity at 63%, July is generally sunnier and more enjoyable for outdoor activities. For more details on the weather during this month, visit Izola weather in July.
May and August present notably different weather conditions. In May, temperatures range from a cool minimum of 7°C (46°F) to a pleasant average of 17°C (63°F), peaking at a warm 27°C (81°F). However, this month sees significant precipitation, with 142 mm (5.6 in) of rain over 17 days, contributing to a higher humidity level of 70%. In contrast, August boasts a much warmer climate, with a minimum temperature of 15°C (59°F), an average of 25°C (77°F), and a maximum of 34°C (94°F). Precipitation drops to 70 mm (2.7 in), occurring over just 7 days, and humidity levels decrease to a comfortable 51%. For more details, you can check Izola weather in August.
May and September present contrasting yet delightful weather patterns. In May, temperatures range from a minimum of 7°C (46°F) to a maximum of 27°C (81°F), with an average of 17°C (63°F). The month is characterized by higher humidity at 70% and significant rainfall, accumulating to 142 mm (5.6 in) over approximately 17 days.
In contrast, September enjoys slightly warmer temperatures, with a minimum of 9°C (49°F) and a maximum of 32°C (90°F), averaging at 20°C (68°F). It also experiences more precipitation, totaling 164 mm (6.4 in) over just 10 days, but with lower humidity levels of 64%. For more detailed insights into the weather during this month, check Izola weather in September.
In comparing the weather between May and October, May tends to be warmer and sunnier, with average temperatures ranging from 7°C (46°F) to a maximum of 27°C (81°F). This month also sees higher rainfall, averaging 142 mm (5.6 in) across 17 days, contributing to a humidity level of 70%. In contrast, October experiences cooler temperatures, with averages from 6°C (44°F) to a maximum of 23°C (74°F). The amount of rainfall decreases to 107 mm (4.2 in) over 10 days, but humidity rises to 83%, creating a more overcast and damp atmosphere. For more detailed insights, check out Izola weather in October.
May and November present contrasting weather patterns, with May enjoying milder temperatures and more sunlight. In May, temperatures range from a minimum of 7°C (46°F) to a maximum of 27°C (81°F), with an average of 17°C (63°F). The month sees around 142 mm (5.6 in) of precipitation spread over 17 days, accompanied by a humidity level of 70%. In contrast, November temperatures drop significantly, with a minimum of 1°C (34°F) and a maximum of 20°C (68°F), averaging just 11°C (52°F). This month experiences higher precipitation at 176 mm (6.9 in) over 12 days, coupled with increased humidity at 89%. For more details on November weather, visit Izola weather in November.
May and December present contrasting weather patterns. In May, temperatures range from a minimum of 7°C (46°F) to a maximum of 27°C (81°F), with an average of 17°C (63°F). The month experiences about 142 mm (5.6 in) of precipitation over 17 days, accompanied by a humidity level of 70%. In contrast, December is much colder, with temperatures dipping to a minimum of -1°C (30°F) and peaking at 15°C (60°F), averaging 7°C (44°F). This month sees slightly higher precipitation at 150 mm (5.9 in) over 12 rainy days, and the humidity rises to 88%. For more details on December weather, check out Izola weather in December.
As May unfolds in Izola, the weather transforms into a delightful blend of warmth and refreshing breezes, setting it apart from the chillier months that precede it. With a noticeable rise in temperatures, the vibrant atmosphere invites outdoor adventures, although the likelihood of rain still lingers with several precipitation days scattered throughout the month. The average humidity of 70% adds a touch of Mediterranean charm, creating that perfect balance between sunny days and occasional showers. As you plan your visit, don't forget to check out more about the region's overall conditions at Izola Climate.