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Monthly climate in Sveti Vlas, Burgas, Bulgaria

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Sveti Vlas features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 24 °C (76 °F) through the year, but rarely can drop to -10 °C (14 °F) or can rise to as high as 33 °C (91 °F).The average annual precipitation amounts to about 630 mm (24.8 inches) and receives 93 rainy days on the 1 mm (0.04 inches) threshold annually.Sveti Vlas enjoys an average of 3724 hours of sunshine throughout the year, and daylight varies from 9 hours 5 minutes to 15 hours 14 minutes per day.

Monthly average temperatures in Sveti Vlas, Burgas, Bulgaria §

The warmest months in Sveti Vlas are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 45 °F) throughout the day. On average each year, Sveti Vlas experiences 68 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sveti Vlas, Burgas, Bulgaria.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 16°C
(61°F)		 17°C
(63°F)		 19°C
(67°F)		 23°C
(73°F)		 27°C
(81°F)		 30°C
(87°F)		 33°C
(91°F)		 33°C
(91°F)		 30°C
(86°F)		 27°C
(81°F)		 23°C
(74°F)		 19°C
(66°F)
Mean maximum 13°C
(56°F)		 16°C
(60°F)		 18°C
(64°F)		 20°C
(68°F)		 26°C
(78°F)		 28°C
(83°F)		 30°C
(87°F)		 30°C
(87°F)		 29°C
(84°F)		 24°C
(76°F)		 20°C
(69°F)		 16°C
(61°F)
Average high 6°C
(44°F)		 8°C
(48°F)		 10°C
(51°F)		 14°C
(57°F)		 19°C
(67°F)		 24°C
(76°F)		 27°C
(80°F)		 27°C
(82°F)		 24°C
(75°F)		 19°C
(66°F)		 13°C
(56°F)		 9°C
(49°F)
Daily mean 4°C
(39°F)		 6°C
(42°F)		 7°C
(45°F)		 10°C
(51°F)		 16°C
(62°F)		 21°C
(70°F)		 23°C
(75°F)		 24°C
(76°F)		 21°C
(69°F)		 15°C
(60°F)		 11°C
(52°F)		 7°C
(45°F)
Average low 1°C
(35°F)		 3°C
(37°F)		 4°C
(40°F)		 7°C
(45°F)		 13°C
(56°F)		 18°C
(65°F)		 20°C
(69°F)		 21°C
(70°F)		 17°C
(64°F)		 13°C
(55°F)		 9°C
(48°F)		 5°C
(41°F)
Mean minimum -5°C
(24°F)		 -4°C
(26°F)		 -2°C
(29°F)		 3°C
(38°F)		 9°C
(49°F)		 15°C
(59°F)		 17°C
(64°F)		 18°C
(65°F)		 12°C
(54°F)		 8°C
(47°F)		 2°C
(37°F)		 -2°C
(29°F)
Minimum -10°C
(14°F)		 -5°C
(23°F)		 -9°C
(16°F)		 2°C
(36°F)		 7°C
(45°F)		 12°C
(53°F)		 16°C
(62°F)		 16°C
(62°F)		 10°C
(50°F)		 7°C
(45°F)		 -1°C
(30°F)		 -5°C
(24°F)

Compare climate in Sveti Vlas with other places

Compare temperature, precipitation, sunshine, UV index in Sveti Vlas, Burgas, Bulgaria with other places around the world.

Monthly average precipitation in Sveti Vlas, Burgas, Bulgaria §

Sveti Vlas usually has the most precipitation in June, October and December, with an average of 10 rainy days and 75 mm (3.0 inches) of precipitation per month.The driest months in Sveti Vlas are April, August and September. On average, 26 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sveti Vlas, Burgas, Bulgaria.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 66 (2.6) 48 (1.9) 57 (2.3) 40 (1.6) 46 (1.8) 82 (3.2) 50 (2.0) 15 (0.6) 22 (0.9) 69 (2.7) 59 (2.3) 75 (2.9)
Average precipitation days (≥ 1 mm) 8 7 9 7 8 14 7 3 5 7 8 10

Monthly sunshine hours in Sveti Vlas, Burgas, Bulgaria §

The sunniest months in Sveti Vlas are June, July and August, when the sun shines an average of 13 hours 27 minutes a day.Least sunny months in Sveti Vlas: January, November and December receive an average of 6 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sveti Vlas, Burgas, Bulgaria.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 165 227 289 348 395 404 429 404 341 284 222 210
Mean daily daylight hours 9h 25m 10h 32m 11h 57m 13h 23m 14h 37m 15h 14m 14h 55m 13h 50m 12h 26m 11h 0m 9h 44m 9h 5m

Solar UV radiation in Sveti Vlas, Burgas, Bulgaria §

Sveti Vlas experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Sveti Vlas UV Index data.

Average daily maximum UV levels by month for Sveti Vlas, Burgas, Bulgaria.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 6 7 8 9 9 9 7 5 3 2