Last updated: August 21, 2025
In May, Bansko, Bulgaria experiences a delightful transition into spring, characterized by a maximum temperature reaching 25°C (77°F) and an average of 11°C (53°F). Despite the warm days, nighttime temperatures can dip to a brisk -2°C (29°F), reminding visitors to pack accordingly. Rainfall is frequent, with 117 mm (4.6 in) of precipitation spread over 19 days, contributing to the lush landscape and vibrant flora. The humidity levels hover around 74%, creating a refreshing atmosphere that complements the stunning mountain scenery. Whether you're exploring the charming town or venturing into surrounding nature, May in Bansko offers a captivating blend of warmth and freshness.
As May unfolds in Bansko, Bulgaria, the landscape transforms with a noticeable warmth following the chill of winter. With minimum temperatures dipping to -2°C (29°F) and peaking at a pleasant 25°C (77°F), the month showcases a comfortable average of 11°C (53°F). This trend marks a significant rise from the preceding months, making May a delightful time for outdoor enthusiasts. The transition from April's lingering coolness to May's balmy days invites locals and visitors alike to embrace the beauty of spring amidst the stunning mountain backdrop. With temperatures on the rise, it's no wonder that May is often seen as a harbinger of summer adventures in this picturesque alpine resort.
May marks a turning point in Bansko, Bulgaria's precipitation patterns, as the region experiences a substantial increase in rainfall compared to previous months. With 117 mm (4.6 in) of precipitation over 19 days, May shows a notable rise from April's 102 mm and sets the stage for an even wetter June. This surge not only contributes to the lush greenery that defines the landscape but also indicates a shift from the drier winter months. As Bansko transitions into summer, the increase in rainy days reflects the warming climate, hinting at the vibrant and lively atmosphere that will envelop the town in the coming months.
In May, Bansko, Bulgaria enjoys a noticeable shift as humidity levels drop to 74%, signaling the transition from the damp chill of winter to the milder embrace of spring. This month marks a turning point in the annual humidity cycle; following the high levels of 88% in January and 83% in February, the air begins to feel fresher, paving the way for the sunnier and drier months ahead. By June, humidity dips even further to 63%, hinting at the approaching summer. Despite May still clinging to a moderate level, it offers a pleasant respite that encourages outdoor adventures and the appreciation of the blooming landscape. The gradual decrease sets a delightful tone for what’s to come, perfectly balancing comfort and the vibrant allure of nature.
In May, Bansko experiences a significant leap in UV intensity, with the UV Index reaching 10, categorizing it as very high. This increase aligns with the region's transition into late spring, where sun exposure rapidly intensifies, shortening the safe burn time to just 15 minutes. Compared to earlier months, such as January's low of 2, or even April's 8, May marks a pivotal shift toward stronger solar radiation. As visitors bask in the vibrant mountain scenery, it's critical to stay vigilant about sun protection. This trend continues into June, where the UV Index reaches its peak at 11, but May offers a taste of the sunny conditions ahead. For more information, you can check out the detailed insights at Bansko UV Index.
UV Risk Categories
As spring transforms into summer in Bansko, Bulgaria, May shines particularly bright with 399 hours of sunshine—a stunning increase from the earlier months, showcasing the area's gradual transition to warmer weather. This surge in sunlight marks a significant jump from 341 hours in April, illustrating the region's ability to bask in the glory of nature. Following closely is June, which offers just a touch more with 400 hours. The trend continues, peaking in the summer months, with July standing out at 426 hours, making Bansko a sun-seeker's paradise. This delightful accumulation of sunshine not only enhances the beauty of the landscape but also invites outdoor adventures, making May an ideal time to explore and enjoy the vibrant atmosphere of this charming Bulgarian town.
In Bansko, Bulgaria, May offers a moderate chance of sunny weather, with approximately 44% likelihood of sunshine. Although this percentage is slightly lower than the preceding months of March and April, which hover around 47% and 43% respectively, you’ll still experience pleasant and bright days. As May transitions into the summer months, the sun begins to assert itself more firmly, setting the stage for the striking 70% chances that appear in July and August. This upward trend in sunny days signals the closing of spring and beckons the vibrant warmth of summer, making May an appealing time to enjoy outdoor activities amidst blooming nature.
As spring blooms into summer, Bansko, Bulgaria, experiences a beautiful increase in daylight duration, culminating in May with 14 hours of sunlight. After beginning the year with just 9 hours in January, the days gradually lengthen, showcasing a consistent upward trend throughout the spring months. By April, the daylight stretches to 13 hours, inviting outdoor adventurers to relish in nature's embrace. The delightfully long days of May not only boost the energy of this picturesque mountain town but also foreshadow the peak of summer in June, when daylight reaches its maximum at 15 hours. As the seasons transition, Bansko offers a vibrant mix of daylight that captivates residents and visitors alike.
As May emerges in Bansko, Bulgaria, the gentle whispers of the wind celebrate the transition towards warmer days. With an average wind speed of 1.8 m/s (4 mph), May maintains a trend of slightly decreasing winds that started in early spring. Although the winds are still present, they are notably calmer than in the winter months, where speeds reached up to 2.0 m/s in December. This gradual softening of the breeze continues into early summer, creating a serene backdrop for outdoor adventures amidst the stunning mountain scenery. As the season progresses, visitors can look forward to the tranquil wildlife and blooming landscapes that the tranquil winds of May herald.
Weather in Bansko varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Bansko, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between May and January, the differences are quite striking. May experiences a much milder temperature range, with average lows of 2°C (29°F) and highs reaching 25°C (77°F), while January plunges to minimum temperatures of -21°C (-5°F) and averages around -3°C (27°F) with a maximum of only 10°C (51°F). Additionally, May brings more precipitation over a longer period, accumulating 117 mm (4.6 in) over 19 days, compared to January's 84 mm (3.3 in) spread across just 10 days. Humidity levels also differ, at 74% in May versus a higher 88% in January, which often contributes to the chill of the winter months. For detailed insights, check out Bansko weather in January.
When comparing the weather in May and February, notable differences emerge. May features a much milder climate with temperatures ranging from a minimum of -2°C (29°F) to an average of 11°C (53°F) and a maximum of 25°C (77°F). In contrast, February is significantly colder, with temperatures dipping as low as -21°C (-5°F) and averaging around 0°C (32°F), peaking at a maximum of 14°C (57°F). Additionally, May sees more precipitation, with 117 mm (4.6 in) of rain over 19 days, compared to February's 73 mm (2.9 in) over just 10 days. Humidity levels are also higher in February at 83%, compared to May's 74%. For more details on the February weather specifically, you can check Bansko weather in February.
In comparing the weather of May and March, there are notable differences in both temperature and humidity. May experiences a milder climate with an average temperature of 11°C (53°F), reaching highs of 25°C (77°F), whereas March is significantly colder, averaging only 2°C (36°F), with maximum temperatures peaking at 18°C (65°F). While both months receive similar amounts of precipitation—117 mm (4.6 in) in May and 116 mm (4.6 in) in March—May has more rainy days (19) compared to March's 14. Additionally, humidity levels are slightly higher in March at 81%, compared to 74% in May. For more details on March weather in this region, visit Bansko weather in March.
May generally brings warmer temperatures compared to April, with the minimum temperature rising from -7°C (19°F) in April to -2°C (29°F) in May. The average temperature increases to 11°C (53°F) in May, while the maximum reaches 25°C (77°F), surpassing April's maximum of 21°C (71°F). Precipitation is slightly higher in May at 117 mm (4.6 in) over 19 days, compared to 102 mm (4.0 in) over 14 days in April, leading to a marginally higher humidity of 74% in May versus 71% in April. For a more detailed look at April weather, you can visit Bansko weather in April.
May and June in Bansko exhibit notable differences in weather patterns. May typically sees cooler temperatures, with a minimum of -2°C (29°F) and an average of 11°C (53°F), while June warms up considerably, featuring a minimum of 2°C (35°F) and an average of 15°C (59°F). The maximum temperatures also rise from 25°C (77°F) in May to 29°C (85°F) in June. In terms of precipitation, June experiences more rainfall, with 158 mm (6.2 in) over 19 days compared to May’s 117 mm (4.6 in) over the same number of days. Additionally, June is less humid, with a humidity level of 63% versus May’s 74%. For a detailed look at June weather, check out Bansko weather in June.
In May, the weather can be quite cool with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 25°C (77°F), while the average temperature sits at a mild 11°C (53°F). This month experiences more precipitation, with about 117 mm (4.6 in) spread over 19 days, resulting in a humidity level of 74%.
In contrast, July brings warmer temperatures, with lows of 6°C (44°F), highs reaching up to 31°C (88°F), and an average of 18°C (64°F). Precipitation decreases slightly to 111 mm (4.4 in) over just 14 days, and humidity also drops to a more comfortable 60%. For more details on July’s weather, you can visit Bansko weather in July.
May and August present contrasting weather patterns. In May, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 25°C (77°F), with an average of 11°C (53°F). This month also experiences significant precipitation, totaling 117 mm (4.6 in) over 19 days, making it relatively humid at 74%. In contrast, August brings warmer conditions, with minimum temperatures at 4°C (40°F) and maximums peaking at 31°C (88°F), averaging 18°C (64°F). Additionally, August sees less rainfall, with only 75 mm (3.0 in) over just 10 days and a lower humidity level of 47%. For those interested in more specific climate details, you can check out Bansko weather in August.
May and September present quite different weather experiences. In May, temperatures range from a chilly -2°C (29°F) to a pleasant max of 25°C (77°F), with an average temperature of 11°C (53°F). The month is characterized by higher humidity at 74% and considerable precipitation, receiving 117 mm (4.6 in) over 19 days. In contrast, September enjoys milder weather, with temperatures dropping slightly to a minimum of -3°C (27°F) and peaking at 28°C (83°F). The average temperature is more comfortable at 14°C (57°F), with significantly less rain—only 58 mm (2.3 in) across 8 days—and lower humidity at 57%. For a detailed look at September's weather, visit Bansko weather in September.
May and October present distinct weather patterns, reflecting the transition from spring to fall. In May, temperatures range from a minimum of -2°C (29°F) to a comfortable maximum of 25°C (77°F), with an average of 11°C (53°F). The month experiences higher precipitation, totaling 117 mm (4.6 in) over 19 days, alongside a humidity level of 74%, contributing to a fresh but damp atmosphere.
Conversely, October brings cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 22°C (72°F), averaging 9°C (48°F). The month is drier, receiving only 75 mm (3.0 in) of precipitation across 7 days, while humidity remains slightly higher at 76%. Overall, October’s weather tends to be crisp and less rainy compared to May. For more specific details, you can check Bansko weather in October.
May and November showcase contrasting weather characteristics. May typically presents milder temperatures, with averages around 11°C (53°F) and maximums reaching 25°C (77°F), while November's average dips to just 4°C (40°F), with a maximum of 20°C (68°F). However, November brings a colder touch, with minimum temperatures plummeting to -13°C (9°F), compared to May's chilly -2°C (29°F). Precipitation is higher in May, with 117 mm (4.6 in) over 19 days, compared to November’s 78 mm (3.1 in) across just 9 days. Humidity is also notably higher in November at 85%, compared to May's 74%. For more details on the weather in November, you can visit Bansko weather in November.
May and December present starkly contrasting weather conditions. In May, temperatures range from a chilly -2°C (29°F) at night to a warm 25°C (77°F) during the day, with an average of 11°C (53°F). Along with an average precipitation of 117 mm (4.6 in) spread over 19 days, the month exhibits a relatively moderate humidity of 74%. In sharp contrast, December experiences much colder temperatures, with minimums dipping to -15°C (6°F) and an average of 0°C (32°F), peaking at only 11°C (51°F). While the precipitation is slightly higher at 129 mm (5.1 in), it occurs over fewer days (12), resulting in a higher humidity level of 87%. For more insights on December weather conditions, visit Bansko weather in December.
As May arrives in Bansko, the weather begins to shift, showcasing a delightful blend of mild temperatures and increased humidity. Compared to the colder winter months, you'll experience a significant rise in warmth, with days reaching a pleasant 25°C (77°F), allowing for enjoyable outdoor activities. However, the average temperature hovers around 11°C (53°F), and the landscape still retains a touch of chill, particularly with nighttime lows dipping to -2°C (29°F). This month also witnesses a notable uptick in precipitation, with rain gracing 19 days and adding to a total of 117 mm (4.6 in), making it one of the wetter periods. Such variability sets May apart from the more stable climates of summer, reminding visitors to pack an umbrella alongside their hiking gear. For a comprehensive look at the weather throughout the seasons, check out Bansko Climate.