Last updated: August 21, 2025
Experience the March weather in Sveti Vlas, Bulgaria, where temperatures begin to awaken from winter's chill. Expect a maximum of 19°C (67°F) and an average of 7°C (45°F), with occasional dips to a brisk -9°C (16°F). The month brings about 57 mm (2.3 in) of rain over approximately 9 days, contributing to a humidity level of 79% that adds a refreshing, albeit damp, feel to the air. Whether you're soaking in the early spring sun or braving brisk breezes, March in Sveti Vlas is a delightful transition into the warmer seasons ahead.
In March, Sveti Vlas, Bulgaria begins to shake off the winter chill, ushering in more temperate weather. With minimum temperatures dipping to -9°C (16°F) and maximums reaching a pleasant 19°C (67°F), this month marks a clear transition to spring. The average temperature hovers around 7°C (45°F), offering a refreshing glimpse of the warmer days ahead. As the month progresses, the welcome rise in temperatures signals a departure from the depths of winter, inviting locals and visitors alike to enjoy the emerging beauty of the Bulgarian coastline and its stunning landscapes.
March in Sveti Vlas, Bulgaria, marks a transitional phase as winter gives way to spring, characterized by an average precipitation of 57 mm (2.3 in) over approximately 9 rainy days. This volume is a moderate increase compared to February, suggesting that the region begins to shake off the chill and emerge into a slightly wetter atmosphere. As the month progresses, the combination of mild temperatures and rainfall nurtures the budding landscape, setting the stage for the vibrant growth of April. While March's precipitation dips slightly compared to the preceding months of January and February, it still plays a crucial role in replenishing the natural beauty of Sveti Vlas, highlighting a trend of increasing rainfall that paves the way for the lush summer ahead.
As March unfolds in Sveti Vlas, Bulgaria, the humidity begins a gradual decline, measuring 79%—a slight improvement from the preceding months of winter. This trend signifies the slow transition towards spring, as the air becomes a bit more temperate and refreshing. Interestingly, despite the drop, humidity remains significantly higher than the upcoming summer months, where it peaks at a comfortable 69% in July. The pattern observed throughout the year highlights a notable decrease from January's 84% to March, signaling a shift that many locals and visitors anticipate as they prepare for milder, drier days ahead. As nature awakens from its winter slumber, the changing humidity levels reflect the rejuvenation that marks this vibrant time of year.
As spring unfolds in Sveti Vlas, Bulgaria, March ushers in a noticeable rise in UV exposure with a UV Index of 6, classified as high. This increase marks a shift from the milder conditions of the earlier months, where values hovered around low to moderate. With a burn time of just 25 minutes, visitors are reminded to take precautions against the sun’s intensity, particularly as the UV Index is set to climb further into April and beyond. Given this trend, it's essential to stay informed and protective. For more detailed insights into UV levels throughout the year, check out the Sveti Vlas UV Index.
UV Risk Categories
As spring ushers in March in Sveti Vlas, Bulgaria, the days grow noticeably brighter, with sunshine hours reaching an impressive 289 hours. This marks a significant increase from February's 227 hours, signaling the community's awakening from winter's slumber. The trend continues as the days ahead promise even more sun, with April expected to bask in 349 hours of radiant light. The gradual ascent in sunshine hours each month not only enhances the scenic beauty of this coastal gem but also invites visitors to embrace outdoor adventures and vibrant seaside activities. March’s gentle warmth serves as a delightful prelude to the vibrant summer months that lie ahead, creating a perfect backdrop for enjoying the stunning landscapes of the Bulgarian Riviera.
As March approaches in Sveti Vlas, Bulgaria, the likelihood of sunny weather begins to rise, with a 44% chance of sunshine. This marks a notable increase from both January and February, reflecting the gradual transition from winter to spring. Interestingly, the chances remain stable through March and April, before climbing slightly in May. This upward trend underscores the growing warmth of the season, setting the stage for a delightful spring. As the days lengthen, sunshine seekers can look forward to more frequent sunny days, paving the way for outdoor activities and vibrant local events as the region awakens from the winter chill.
As March unfolds in Sveti Vlas, Bulgaria, daylight begins to extend its embrace, offering approximately 11 hours of sunlight each day. This gradual increase from 10 hours in February signals the arrival of spring, paving the way for brighter days ahead. The trend continues into April, with daylight extending further to 13 hours, creating an inviting atmosphere for outdoor activities and exploration. As the months progress toward summer, the daylight hours peak at 15 hours in June, showcasing the region’s vibrant seasonal shift. March serves as a beautiful prelude to this transformation, setting the stage for longer, sun-filled days that characterize the coming months.
As March unfolds in Sveti Vlas, Bulgaria, the winds begin to stir, with an average speed of 4.1 m/s (9 mph). This marks a slight increase from the 3.9 m/s (9 mph) of February, signaling the transition from the calmer winter months to the more dynamic spring season. While January and December both showcase stronger gusts, at 4.5 m/s (10 mph) and 4.7 m/s (11 mph) respectively, March stands out as a gentle reminder of the upcoming warmth, yet still holds onto its breezy spirit. The upcoming months show a gradual decline in wind speed, with April dipping to 2.9 m/s (7 mph), indicating that the most blustery days are behind and the lovely Mediterranean ambiance is just around the corner. This trend beautifully encapsulates the ebb and flow of nature, making March a fascinating interlude in Sveti Vlas's annual climate narrative.
Weather in Sveti Vlas varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Sveti Vlas, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and March, we observe a noticeable increase in average temperatures. January experiences a minimum of -10°C and an average of 4°C, while March shows a slight improvement with a minimum of -9°C and an average of 7°C. The maximum temperatures also rise, peaking at 16°C in January and reaching up to 19°C in March. Precipitation is slightly higher in January, with 66 mm over 8 days compared to March's 57 mm over 9 days. Humidity rates remain relatively high in both months, with January at 84% and March slightly lower at 79%. For a more detailed look at the weather during January, you can visit Sveti Vlas weather in January.
In comparing the weather of March and February, March shows a slightly broader range of temperatures with a minimum of -9°C (16°F) and a maximum of 19°C (67°F), resulting in an average of 7°C (45°F). In contrast, February has a milder minimum temperature of -5°C (23°F) and a maximum temperature of 17°C (63°F), averaging at 6°C (42°F). Precipitation also increases in March to 57 mm (2.3 in) over 9 days, compared to February's 48 mm (1.9 in) over 7 days. Humidity levels remain similar, with March at 79% and February at 81%. For more details on February weather, you can check Sveti Vlas weather in February.
March weather is characterized by more extreme temperatures, with lows dropping to -9°C (16°F) and an average of 7°C (45°F), while April brings a more moderate climate with minimum temperatures of 2°C (36°F) and an average of 10°C (51°F). In March, the maximum temperature reaches 19°C (67°F), compared to April, which enjoys a warmer maximum of 23°C (73°F). Precipitation in March is slightly higher at 57 mm (2.3 in) over 9 days, whereas April sees less rain at 40 mm (1.6 in) over 7 days. Humidity levels are also somewhat lower in April at 75%, compared to 79% in March. For more detailed insights, check out Sveti Vlas weather in April.
March and May showcase a notable contrast in weather patterns. March experiences cooler temperatures, with a minimum dipping to -9°C (16°F) and averaging around 7°C (45°F), while May warms up significantly, featuring a minimum of 7°C (45°F) and an average of 16°C (62°F). Precipitation in March is slightly higher at 57 mm (2.3 in) over 9 days, compared to May’s 46 mm (1.8 in) over just 8 days. Humidity levels are quite similar, with March at 79% and May slightly lower at 77%. For those planning to visit during May, you can find more detailed information here: Sveti Vlas weather in May.
March and June present distinctly contrasting weather conditions. In March, temperatures range from a brisk minimum of -9°C (16°F) to a maximum of 19°C (67°F), with an average of 7°C (45°F). The month experiences 57 mm (2.3 in) of precipitation over about 9 days, coupled with a higher humidity of 79%. In comparison, June warms up significantly, with temperatures starting at a minimum of 12°C (53°F), reaching an average of 21°C (70°F), and peaking at 30°C (87°F). Precipitation in June increases to 82 mm (3.2 in) over 14 days, but humidity drops to 71%. For a more detailed look at June weather, you can check Sveti Vlas weather in June.
March and July showcase distinct weather patterns, reflecting the transition from late winter to the height of summer. In March, temperatures can dip as low as -9°C (16°F) at night, with an average of 7°C (45°F) and daytime highs reaching 19°C (67°F). The month sees a relatively high humidity level of 79% and experiences precipitation over about 9 days, totaling 57 mm (2.3 inches). In contrast, July offers a much warmer climate, with nighttime lows around 16°C (62°F), average temperatures of 23°C (75°F), and maximums soaring up to 33°C (91°F). Humidity also drops to 69%, and while there is slightly less precipitation at 50 mm (2.0 inches) over just 7 days, the overall atmosphere feels much drier and more suitable for outdoor activities. For a detailed look at July weather specifics, visit Sveti Vlas weather in July.
March and August present a striking contrast in weather conditions. In March, temperatures fluctuate significantly, with minimums dipping to -9°C (16°F) and averaging around 7°C (45°F), climbing to a maximum of 19°C (67°F). The month experiences considerable precipitation, totaling 57 mm (2.3 in) over about 9 days, accompanied by higher humidity levels at 79%. In contrast, August enjoys much warmer temperatures, ranging from a minimum of 16°C (62°F) to an average of 24°C (76°F) and peaking at 33°C (91°F). With only 15 mm (0.6 in) of rain spread across just 3 days, August’s weather is drier and less humid, at 60%. For more information about the August weather, check out Sveti Vlas weather in August.
March and September present a stark contrast in weather conditions. In March, temperatures experience a significant range, with lows of -9°C (16°F) and highs reaching up to 19°C (67°F), averaging around 7°C (45°F). This month is characterized by higher humidity at 79% and about 57 mm (2.3 in) of precipitation over 9 days. In contrast, September boasts a much warmer climate, with minimum temperatures starting at 10°C (50°F) and peaking at 30°C (86°F), resulting in a comfortable average of 21°C (69°F). Additionally, September enjoys significantly lower precipitation, only 22 mm (0.9 in) across 5 days, and decreased humidity at 63%. For more insights on the weather specifics during this month, visit Sveti Vlas weather in September.
In March, the weather is characterized by cooler temperatures, with a minimum of -9°C (16°F) and an average of 7°C (45°F), slightly warmer than winter but still quite brisk. In contrast, October offers a more mild climate, with temperatures ranging from a minimum of 7°C (45°F) to a warm average of 15°C (60°F), and maximums reaching up to 27°C (81°F). While March sees 57 mm (2.3 in) of precipitation over about 9 days, October experiences a slightly higher total of 69 mm (2.7 in) of rainfall across only 7 days. Humidity levels are relatively similar in both months, with March at 79% and October at 76%. For more specific insights into October conditions, check out Sveti Vlas weather in October.
When comparing the weather in March and November, we see notable differences and similarities. March experiences colder temperatures, with a minimum of -9°C (16°F) and an average of 7°C (45°F), while November is milder, with a minimum of -1°C (30°F) and an average of 11°C (52°F). Both months have comparable maximum temperatures, reaching 19°C (67°F) in March and 23°C (74°F) in November. Precipitation levels are similar as well, with March having 57 mm (2.3 in) over 9 days and November slightly higher at 59 mm (2.3 in) over 8 days. Humidity is marginally higher in November at 81% compared to March’s 79%. For a detailed look at the weather in November, you can check Sveti Vlas weather in November.
In comparing the weather of March and December, both months exhibit similar average high temperatures of around 19°C (66-67°F), but March tends to experience slightly cooler minimum temperatures, dipping to -9°C (16°F) compared to December's minimum of -5°C (24°F). Precipitation levels are also noteworthy; December sees a total of 75 mm (2.9 in) over approximately 10 days, while March has a slightly lower 57 mm (2.3 in) spread across 9 days. Additionally, humidity levels are marginally higher in December at 84%, versus 79% in March. For more detailed information about December weather specifically, you can visit Sveti Vlas weather in December.
March in Sveti Vlas marks a transitional period, where the chill of winter begins to give way to the warmth of spring. While temperatures can still dip to frigid lows, the average climbs, offering a refreshing respite compared to the coldest months. With an average humidity of 79%, March can feel damp, especially on the 9 precipitation days throughout the month. Unlike the harsh cold of January and February, March invites glimpses of mild weather, setting the stage for the vibrant days to come. For a deeper look into the evolution of weather patterns throughout the year, check out Sveti Vlas Climate.