Last updated: August 21, 2025
May in Razlog, Bulgaria brings a refreshing blend of warmth and mild temperatures, with maximum highs reaching 24°C (76°F) and an average temperature of 11°C (51°F). While the month tends to be cooler at night, with minimum lows dropping to -3°C (26°F), it is generally characterized by a moist climate. The region experiences 115 mm (4.5 in) of precipitation over 19 days, contributing to a humidity level of 74% that enhances the lush landscape. Nature lovers can expect some rain, providing a vibrant backdrop to this picturesque town nestled in the stunning Pirin Mountains.
As spring transitions into summer, May in Razlog, Bulgaria, presents a delightful increase in temperatures, offering a refreshing respite from the lingering chill of winter. With minimums around -3°C (26°F), averages peaking at 11°C (51°F), and maximums reaching a pleasant 24°C (76°F), this month marks a significant warming trend. Compared to the preceding months, May showcases a notable rise, stepping away from the frost of January’s lows and bidding farewell to the freezing grips of April. The landscape comes alive as nature awakens, inviting outdoor activities under increasingly sunny skies. Overall, May sets a vibrant stage for enjoying the changing season, providing a perfect backdrop for exploration and adventure in the picturesque surroundings of Razlog.
May in Razlog, Bulgaria, marks a significant uptick in precipitation, with the month delivering 115 mm (4.5 inches) of rain over 19 days. This increase contrasts sharply with April’s 91 mm (3.6 inches) across just 13 days, indicating a shift towards wetter, spring-like conditions. The higher frequency and volume of rain not only nourish the lush landscapes but also prepare the region for the deluge of June, which typically sees the highest rainfall of the year. This trend into May highlights a distinct transition as the season progresses, making it a vibrant time for the area's flora and fauna.
In Razlog, Bulgaria, May sees a slight increase in humidity, averaging around 74%, marking a subtle transition from the drier spring months. As temperatures rise, the air becomes more humid compared to April's 71%, heralding the approach of summer. This trend of decreasing humidity continues into June, when levels drop to 63%, suggesting a gradual shift towards drier, more comfortable conditions. Overall, while May remains relatively humid, it hints at the seasonal changes ahead, offering a delicate balance before the air becomes crisper in the summer months.
As May unfolds in Razlog, Bulgaria, the UV Index reaches an impressive 10, signifying a very high level of solar exposure. This notable increase from April’s index of 8 highlights the transition into summer, where a mere 15 minutes of unprotected sun exposure can lead to skin burns. The data shows a steady escalation in UV radiation as spring progresses; from the more moderate levels seen in January (3) and February (5), to the peak values of May and June, which can climb even higher. With sun safety becoming increasingly paramount, residents and visitors alike should heed the elevated UV ratings and take precautions. For more detailed information, check out the Razlog UV Index.
UV Risk Categories
As spring gives way to summer in Razlog, Bulgaria, May emerges as a beacon of sunshine, boasting an impressive 393 hours of sunlight. This vibrant month marks a significant leap from the preceding months, showcasing a delightful trend of increasing daylight hours. Following a gradual rise from just 179 hours in January, residents and visitors alike can revel in the warmth and brightness that May brings. The sunshine continues its ascent into June and July, where it peaks with 422 hours, creating an inviting atmosphere perfect for outdoor adventures. This consistent pattern of increasing sunlight not only illuminates the stunning landscapes of Razlog but also adds a touch of magic to the vibrant community life throughout the spring and summer months.
As May approaches in Razlog, Bulgaria, the likelihood of sunny weather remains steady with a 45% chance of sunshine, mirroring the conditions of April and June. This marks a gradual improvement from earlier months, with February experiencing the highest sun probability at 51%, while March and April hover around the 40% mark. As the region transitions into summer, expectations for brighter days increase significantly, peaking in July and August with chances soaring to 72% and 74%, respectively. Thus, while May offers a balanced blend of sun and clouds, it sets the stage for the sunny delights that the coming months promise.
As spring unfolds in Razlog, Bulgaria, the transformation of daylight hours is nothing short of captivating. Starting the year with 9 hours in January, the days gradually lengthen, reaching 14 hours by May, marking a vibrant peak of sunlight that encourages outdoor activities and community gatherings. This trend continues into June with 15 hours of daylight, but as summer wanes, the hours gradually taper off, returning to 12 hours in September and spiraling back down to the cozy 9 hours by December. Each month beautifully illustrates nature's rhythm, inviting residents and visitors alike to relish the abundant daylight of spring and the hopeful warmth of summer.
As spring transitions into early summer, May in Razlog, Bulgaria experiences a slight uptick in wind activity, with an average speed of 1.8 m/s (4 mph). This modest increase signals the gradual warming of the season, following a steady decline in wind speeds from the beginning of the year. After peaking at 2.0 m/s in January and December, the winds gently recede, with April seeing its lowest average at 1.7 m/s. The winds in May, while still relatively calm, ensure a refreshing atmosphere amid the burgeoning greenery, creating a pleasant backdrop for outdoor activities. This trend of gentle breezes continues into the summer months, suggesting that Razlog’s wind conditions favor serene spring days and tranquil summer evenings.
Weather in Razlog varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Razlog, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, temperatures in Razlog range from a chilly -3°C (26°F) at night to a pleasant 24°C (76°F) during the day, with an average of 11°C (51°F). The month sees a fair amount of precipitation, amounting to 115 mm (4.5 in) over 19 days, while humidity hovers around 74%. In contrast, January is significantly colder, with temperatures dipping as low as -23°C (-9°F) and only reaching a maximum of 9°C (48°F), averaging -4°C (25°F). This month experiences less precipitation at 76 mm (3.0 in), spread across just 10 days, but the humidity is notably higher at 88%. For a more detailed look at January weather, check out Razlog weather in January.
In comparing the weather of May and February, significant differences emerge. May enjoys milder temperatures, with a minimum of -3°C (26°F) and an average of 11°C (51°F), reaching a maximum of 24°C (76°F). In contrast, February presents much colder conditions, characterized by a minimum of -21°C (-5°F), an average of -1°C (30°F), and a maximum of only 13°C (55°F). Additionally, May experiences higher precipitation with 115 mm (4.5 in) over 19 days, while February receives only 65 mm (2.6 in) across 10 days. The humidity levels also vary slightly, with February being more humid at 83%, compared to May's 74%. For more specific details about Razlog weather in February, you can explore Razlog weather in February.
In comparing the weather of May and March, it's evident that May offers milder temperatures and a more vibrant feel, with average highs reaching 24°C (76°F) compared to March's maximum of only 16°C (62°F). While March can still experience winter's chill with minimums dropping to -20°C (-4°F), May presents a much warmer climate, even with occasional lows of -3°C (26°F). Interestingly, both months have similar precipitation levels, with May receiving 115 mm (4.5 in) over 19 days and March slightly less at 111 mm (4.4 in) across 13 days. However, March tends to be marked by higher humidity at 81%, compared to May's 74%. For a detailed look at March weather, you can visit Razlog weather in March.
When comparing the weather in May and April, we see a distinct warming trend. In May, temperatures range from a minimum of -3°C (26°F) to a maximum of 24°C (76°F), with an average of 11°C (51°F). This marks a significant increase in warmth compared to April, where the temperatures ranged from -10°C (14°F) to a maximum of 20°C (69°F), with an average of only 6°C (42°F). Additionally, May experiences more precipitation, totaling 115 mm (4.5 in) over 19 days, while April sees slightly less at 91 mm (3.6 in) over 13 days. Humidity levels are also similar, with May averaging 74% compared to April’s 71%. For those interested in more details about April weather, check out Razlog weather in April.
In May, the weather in Razlog features a wide temperature range, with temperatures dipping as low as -3°C (26°F) at night and reaching a comfortable maximum of 24°C (76°F) during the day. The month is characterized by significant rainfall, totaling 115 mm (4.5 in) over 19 days, coupled with relatively high humidity at 74%. In contrast, June brings warmer temperatures, with nightly lows at 1°C (34°F) and daytime highs soaring to 28°C (83°F). While it experiences even more precipitation at 162 mm (6.4 in) over 20 days, the humidity decreases to 63%, making for a somewhat drier feel compared to May. For more details on the June weather in Razlog, you can visit Razlog weather in June.
In May, temperatures in Razlog can range from a chilly minimum of -3°C (26°F) to a pleasant maximum of 24°C (76°F), with an average temperature of 11°C (51°F). The month experiences significant precipitation of 115 mm (4.5 in) spread over 19 days, along with relatively high humidity at 74%. In contrast, July sees much warmer temperatures, with a minimum of 6°C (43°F), an average of 16°C (62°F), and a maximum reaching 30°C (86°F). Precipitation drops to 89 mm (3.5 in) over just 14 days, and humidity decreases to 60%. For a closer look at July weather, you can check Razlog weather in July.
May and August present contrasting weather conditions. In May, temperatures range from a chilly minimum of -3°C (26°F) to a pleasant maximum of 24°C (76°F), with an average of 11°C (51°F). This month also sees significant precipitation, totaling 115 mm (4.5 in) over 19 days, accompanied by relatively high humidity at 74%. In stark contrast, August offers warmer conditions, with temperatures ranging from a minimum of 5°C (42°F) to a high of 30°C (86°F), and an average temperature of 17°C (63°F). Rainfall is less frequent, with just 59 mm (2.3 in) over 8 days, and humidity drops to a comfortable 47%. For more detailed insights, check out Razlog weather in August.
May and September exhibit distinct weather patterns, differentiating them in temperature and precipitation levels. In May, temperatures range from a minimum of -3°C (26°F) to a maximum of 24°C (76°F), with an average of 11°C (51°F). This month also sees a higher level of precipitation at 115 mm (4.5 in) over 19 rainy days, contributing to a humidity of 74%. In contrast, September offers slightly cooler conditions, with temperatures spanning from -4°C (25°F) to a maximum of 27°C (81°F), and an average of 13°C (55°F). This month is drier, with only 48 mm (1.9 in) of rainfall over 8 days, resulting in a lower humidity of 57%. For more details, check out Razlog weather in September.
In May, the weather tends to be milder with average temperatures around 11°C (51°F), reaching a maximum of 24°C (76°F) and occasionally dipping as low as -3°C (26°F). This month sees significant precipitation, averaging 115 mm (4.5 inches) spread over 19 days, alongside a humidity level of 74%. In contrast, October experiences slightly cooler conditions, with an average temperature of 8°C (47°F), highs of 23°C (74°F), and a minimum of -4°C (25°F). Additionally, October has less rainfall, totaling 67 mm (2.6 inches) over only 8 days, while the humidity remains relatively high at 76%. For more detailed information, you can check Razlog weather in October.
In May, the weather is characterized by a range of mild temperatures, with lows around -3°C (26°F) and daytime highs reaching up to 24°C (76°F). Average temperatures hover around 11°C (51°F), accompanied by 115 mm (4.5 in) of precipitation over about 19 days, resulting in a humidity level of 74%. In contrast, November brings much colder conditions, with minimum temperatures dropping to -12°C (11°F) and an average of 4°C (39°F), while highs can reach 19°C (67°F). Precipitation is less frequent in November, totaling 62 mm (2.5 in) across just 8 days, but humidity rises to 85%, creating a damp and chilly atmosphere. For more detailed insights, you can check Razlog weather in November.
May and December present strikingly different weather patterns. In May, temperatures range from a chilly minimum of -3°C (26°F) to a pleasant maximum of 24°C (76°F), with an average temperature of 11°C (51°F). The month experiences about 115 mm (4.5 in) of precipitation over 19 days, accompanied by a humidity level of 74%. In contrast, December brings much colder conditions, with temperatures dipping to a minimum of -21°C (-6°F) and peaking at 11°C (52°F), averaging around -1°C (30°F). Although precipitation is slightly lower at 102 mm (4.0 in) over 13 days, the humidity rises to 87%, contributing to a notably more frigid atmosphere. For a closer look at December conditions, you can refer to Razlog weather in December.
As May unfolds in Razlog, the weather transforms dramatically, offering a delightful contrast to the chill of previous months. With a maximum temperature that can reach up to 24°C, the days grow warmer, inviting outdoor activities and a renewed vibrancy in nature. However, this month also sees an increase in precipitation, with nearly half of May's days experiencing some rainfall, maintaining the region's lush landscapes. Despite the rise in temperatures, humidity remains relatively high, wrapping the days in a mild embrace. This unique combination of warmth and moisture sets May apart from the lingering cold of early spring and hints at the approaching summer, making it a fascinating time to experience the beauty of Razlog. For more insights on the climate, visit Razlog Climate.