Last updated: August 21, 2025
May in Stara Zagora, Bulgaria brings a delightful mix of warm temperatures and occasional rain. With a maximum of 32°C (89°F) and an average of 17°C (63°F), residents and visitors can expect pleasant days, though cooler nights can dip to a minimum of 4°C (40°F). The month is marked by 66 mm (2.6 in) of rainfall over 12 days, resulting in a humidity level of 72% that contributes to a refreshing atmosphere. This vibrant spring period is ideal for exploring the region's rich cultural heritage amid blooming landscapes.
In May, Stara Zagora, Bulgaria, experiences a delightful transition into warmer weather, marking a clear shift from the chill of winter to the embrace of spring. With temperatures starting at a mild 4°C (40°F) in the early mornings and peaking at an impressive 32°C (89°F) during the day, the average temperature comfortably sits at 17°C (63°F). This notable rise in warmth, compared to the preceding months, makes May ideal for outdoor activities and exploration. As sunlight bathes the city in vibrant hues, locals and visitors alike can enjoy the blossoming landscapes, presenting Stara Zagora as a beautiful tapestry of nature and culture in full bloom.
In May, Stara Zagora experiences a notable uptick in precipitation, with 66 mm (2.6 in) falling over 12 days. This increase represents a continuation of the spring trend, following March's 69 mm and April's 47 mm, as the region transitions into a wetter summer season. Interestingly, while May captures a significant amount of rainfall, it sets the stage for June's peak with 104 mm (4.1 in), as the length and frequency of rainy days begins to rise. The pattern observed indicates that Stara Zagora's climate is characterized by a progressive accumulation of moisture during this period, ultimately enhancing the lushness of its landscapes just before the summer heat sets in.
In Stara Zagora, Bulgaria, the month of May presents a notable shift in humidity levels, averaging around 72%. This moderate figure marks a significant decrease from the higher humidity experienced in the preceding months, such as January's 88% and February's 84%. As spring gives way to summer, May's humidity hints at a drying trend, contrasting sharply with the more saturated atmosphere of early winter. The dip continues into June and July, where humidity further declines to 66% and 62%, respectively. Observing this trend, it's clear that May serves as a transitional month, paving the way for the drier summer months ahead while still retaining enough moisture to support the blooming landscapes of late spring.
As May unfolds in Stara Zagora, Bulgaria, the sun's intensity reaches a significant peak, with the UV Index hitting 9, categorizing the exposure as very high. This means that, similar to the preceding month of April, outdoor enthusiasts must remain vigilant, as the burn time is a mere 15 minutes under direct sunlight. The trend from earlier months reveals a steady increase in UV levels, moving from a low 2 in January to a striking 9 by May. This sharp ascent emphasizes the importance of protective measures during this time, urging residents and visitors alike to apply sunscreen and wear protective clothing. To stay informed about UV levels throughout the year, explore the comprehensive guide available at Stara Zagora UV Index.
UV Risk Categories
May in Stara Zagora, Bulgaria, is a radiant month that truly showcases the city's blossoming beauty. With an impressive 393 hours of sunshine, May not only stands out as the sunniest month of the spring but also sets the stage for the glorious summer ahead. As daylight steadily increases from January's mere 172 hours, each month sees a gradual climb, culminating in May's vibrant brightness—a pattern that reflects the city's warming embrace. The transition into summer becomes apparent, as daylight peaks in June with 401 hours, but May's welcoming golden hours provide the perfect backdrop for outdoor activities and festivals. With temperatures climbing and nature blooming, May’s sunshine heralds a season of energy and warmth, inviting everyone to bask in its glow.
In Stara Zagora, Bulgaria, May ushers in a hopeful transition as the likelihood of sunny weather hovers around 45%. This modest chance reflects a gradual increase from the earlier spring months, where March and April maintain a similar likelihood of 44%. As the region gears up for summer, the sun starts to take its rightful place, paving the way for sunnier days ahead. The brightest moments are yet to come, with June and July showcasing significant jumps to 47% and a remarkable 79%, respectively. So while May may still bring a fair share of clouds, it signals the approaching warmth and richer sunshine that summer promises.
As spring unfolds into summer, Stara Zagora, Bulgaria experiences a remarkable increase in daylight duration, making each month a vibrant journey of light. Starting in January with a modest 9 hours of daylight, the days gradually extend, reaching 10 hours in February and blossoming to 11 hours in March. By April, the sunshine stretches to 13 hours, welcoming the pleasant warmth of spring. May marks a significant milestone, boasting 14 hours of daylight that invite outdoor activities and exploration. The longest days arrive in June, where residents enjoy a splendid 15 hours, but as summer wanes, daylight begins its slow retreat. July sees a slight decrease back to 14 hours, followed by 13 hours in August, 12 hours in September, and descending to 11 hours in October. As winter approaches, daylight diminishes again to 9 hours by November and December, creating a natural rhythm that mirrors the changing seasons in this charming Bulgarian city.
In Stara Zagora, Bulgaria, the winds of May bring a refreshing consistency, with an average speed of 2.2 m/s (5 mph), mirroring the breezy conditions of both January and February. This gentle wind persists through the vibrant month and hints at the transition into the warmer summer months. Notably, April experiences a slight dip in wind speed, settling at 1.9 m/s (4 mph), while the summer months of July and August see a minor increase back to 2.3 m/s (5 mph) and 2.0 m/s (4 mph) respectively. Overall, the spring winds in Stara Zagora maintain a pleasant steadiness, inviting locals and visitors alike to enjoy the blossoming season amidst mild breezes.
Weather in Stara Zagora varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Stara Zagora, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present stark contrasts in weather conditions. In May, temperatures range from a minimum of 4°C (40°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F), creating a warm and pleasant atmosphere. Precipitation is somewhat moderate, with 66 mm (2.6 in) expected over 12 days, and humidity sits at 72%. In contrast, January experiences much colder temperatures, with lows reaching -15°C (6°F) and an average of only 1°C (35°F). The maximum temperature rarely exceeds 15°C (60°F), and with 50 mm (2.0 in) of precipitation over 8 days, January feels much wetter, accompanied by higher humidity at 88%. For a closer look at what January brings, you can visit Stara Zagora weather in January.
When comparing the weather in May and February, stark contrasts emerge. May boasts milder temperatures, with a minimum of 4°C (40°F), an average of 17°C (63°F), and a maximum of 32°C (89°F). This month also experiences higher humidity at 72% and more precipitation spread over approximately 12 days, totaling 66 mm (2.6 in). In contrast, February presents a much colder climate with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 19°C (66°F), and an average of just 4°C (40°F). February has lower total precipitation at 48 mm (1.9 in), occurring over about 8 days, but with a higher humidity level of 84%. For a closer look at February's weather patterns, you can visit Stara Zagora weather in February.
Comparing the weather in May and March reveals significant differences. May typically enjoys milder temperatures, with a minimum of 4°C (40°F) and an average high of 17°C (63°F), peaking at 32°C (89°F). In contrast, March experiences much colder conditions, with a minimum of -18°C (0°F) and an average high of only 7°C (44°F) soaring to a maximum of 22°C (72°F). Precipitation levels are quite similar, with May recording 66 mm (2.6 in) and March slightly higher at 69 mm (2.7 in), though March has one less day of rainfall (11 days compared to May's 12). Moreover, humidity is higher in March at 81%, compared to 72% in May. For further details on March weather, visit Stara Zagora weather in March.
In comparing the weather of April and May, it's clear that May experiences a significant increase in temperature, with averages reaching 17°C (63°F) compared to April’s 11°C (53°F). The maximum temperature in May can soar to 32°C (89°F), while April's peak is a milder 27°C (81°F). Additionally, May sees more precipitation at 66 mm (2.6 in) over 12 days, compared to April's 47 mm (1.9 in) over 9 days. Humidity levels remain relatively similar, with May at 72% and April at 70%. For a detailed look at April weather specifics, you can check Stara Zagora weather in April.
In comparing the weather between May and June, June generally presents warmer temperatures, with an average of 21°C (69°F) compared to May's 17°C (63°F). The minimum temperature in June is also higher at 8°C (46°F), while the maximum can reach a sweltering 36°C (96°F), notably warmer than May's peak of 32°C (89°F). However, June experiences more rainfall, accumulating 104 mm (4.1 in) over 16 days, compared to May's 66 mm (2.6 in) over 12 days, despite a slight decrease in humidity from 72% in May to 66% in June. For more detailed information, check Stara Zagora weather in June.
May and July present notably different weather patterns. In May, temperatures range from a cooler minimum of 4°C (40°F) to a warm average of 17°C (63°F), reaching a maximum of 32°C (89°F). While it experiences 66 mm (2.6 in) of precipitation over about 12 days, humidity levels are relatively high at 72%. In contrast, July enjoys a milder start with minimum temperatures of 12°C (54°F) and an average of 23°C (74°F), peaking at a hot 38°C (100°F). Although July also sees 66 mm (2.6 in) of rainfall, it occurs over fewer days, just 10, and with lower humidity at 62%. For more specific details on July’s climate, refer to Stara Zagora weather in July.
May and August present contrasting weather patterns. In May, temperatures range from a cool 4°C (40°F) at night to a warm 32°C (89°F) during the day, with an average of 17°C (63°F). The month sees considerable precipitation of 66 mm (2.6 in) over 12 days, contributing to a higher humidity level of 72%. In contrast, August features milder mornings with temperatures starting at 12°C (53°F), soaring to a high of 39°C (103°F) in the afternoons, and an average of 24°C (76°F). With only 23 mm (0.9 in) of rainfall over 6 days, August enjoys significantly lower humidity at 48%. For more detailed insights on August weather, you can visit Stara Zagora weather in August.
May and September present distinct weather patterns. In May, temperatures range from a minimum of 4°C (40°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). The month sees about 66 mm (2.6 in) of precipitation over approximately 12 days, coupled with a higher humidity level of 72%. In contrast, September offers slightly cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 35°C (95°F), averaging 20°C (68°F). The month is significantly drier, featuring only 18 mm (0.7 in) of rain over about 4 days and a reduced humidity of 58%. For more detailed information, you can check Stara Zagora weather in September.
May and October present quite different weather experiences. In May, temperatures range from a chilly 4°C (40°F) at night to a warm 32°C (89°F) during the day, with an average of 17°C (63°F). This month sees about 66 mm (2.6 in) of precipitation spread over 12 days, while humidity hovers around 72%. In contrast, October brings cooler temperatures, with a minimum of 1°C (34°F) and an average of 14°C (57°F), maintaining a maximum of 32°C (90°F). Although October has similar precipitation levels at 70 mm (2.7 in), it experiences fewer rainy days, with just 7 days of rain and slightly higher humidity at 78%. For more insights, check Stara Zagora weather in October.
May and November present contrasting weather patterns. In May, temperatures range from a minimum of 4°C (40°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). This month also experiences around 66 mm (2.6 in) of precipitation over about 12 days, coupled with a humidity level of 72%. In contrast, November sees cooler temperatures, with a minimum of -3°C (26°F) and a maximum of 25°C (77°F), averaging at 8°C (47°F). The month has slightly less precipitation at 60 mm (2.4 in) but experiences higher humidity at 85% over approximately 8 days. For more detailed insight into the November weather, you can visit Stara Zagora weather in November.
May and December present stark contrasts in weather patterns. In May, temperatures can range from a comfortable 4°C (40°F) to a warm 32°C (89°F), with an average of 17°C (63°F), while December sees much colder conditions with temperatures dipping as low as -8°C (18°F) and peaking at a maximum of 17°C (63°F), resulting in an average of just 4°C (40°F). Although May experiences 66 mm (2.6 in) of precipitation over 12 days, December is slightly wetter with 86 mm (3.4 in) across 11 days. Additionally, humidity levels are higher in December at 87% compared to May's 72%. For more detailed insights into December weather, you can visit Stara Zagora weather in December.
As May unfolds in Stara Zagora, the city experiences a delightful transition from the chill of spring to the warmth of summer. Temperatures begin to rise, with pleasant averages nudging towards the 20s, inviting outdoor activities and longer days. However, it’s not all sunshine, as intermittent rain showers contribute to the city's lush greenery, adding to the charm of the landscape. With humidity levels at a comfortable 72%, the air feels refreshing, distinctly different from the hotter, drier months that follow. To delve deeper into the unique weather characteristics throughout the year, visit Stara Zagora Climate.