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Monthly climate in Borsec, Romania

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Borsec features a humid continental climate (Dfb). Temperatures typically range between -6 °C (21 °F) and 16 °C (62 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 943 mm (37.1 inches) and receives 158 rainy days on the 1 mm (0.04 inches) threshold annually. Borsec enjoys an average of 3629 hours of sunshine throughout the year, and daylight varies from 8 hours 34 minutes to 15 hours 48 minutes per day.

Monthly average temperatures in Borsec, Romania

The warmest months in Borsec are June, July and August, with daily mean temperatures ranging from 15 to 16 °C (58 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -3 °C (21 - 26 °F) throughout the day. On average each year, Borsec experiences 8 days above 25 °C (77.0 °F) and 151 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Borsec. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum7°C
(44°F)		12°C
(53°F)		17°C
(62°F)		23°C
(73°F)		24°C
(75°F)		27°C
(81°F)		27°C
(81°F)		29°C
(85°F)		27°C
(81°F)		22°C
(72°F)		19°C
(67°F)		9°C
(48°F)
Mean maximum4°C
(39°F)		7°C
(45°F)		12°C
(54°F)		18°C
(65°F)		22°C
(71°F)		24°C
(75°F)		26°C
(78°F)		27°C
(81°F)		24°C
(76°F)		20°C
(68°F)		14°C
(58°F)		5°C
(41°F)
Average high-3°C
(27°F)		0°C
(32°F)		4°C
(39°F)		10°C
(50°F)		15°C
(59°F)		19°C
(67°F)		20°C
(69°F)		22°C
(72°F)		17°C
(63°F)		12°C
(54°F)		6°C
(43°F)		-1°C
(31°F)
Daily mean-6°C
(21°F)		-3°C
(26°F)		-1°C
(31°F)		5°C
(41°F)		10°C
(50°F)		15°C
(58°F)		16°C
(60°F)		16°C
(62°F)		12°C
(53°F)		7°C
(44°F)		2°C
(36°F)		-3°C
(26°F)
Average low-9°C
(15°F)		-7°C
(20°F)		-5°C
(23°F)		-0°C
(32°F)		5°C
(42°F)		10°C
(50°F)		11°C
(51°F)		11°C
(52°F)		7°C
(44°F)		2°C
(37°F)		-1°C
(31°F)		-6°C
(21°F)
Mean minimum-21°C
(-6°F)		-18°C
(-0°F)		-15°C
(6°F)		-8°C
(18°F)		-1°C
(30°F)		4°C
(40°F)		6°C
(42°F)		6°C
(44°F)		-2°C
(28°F)		-3°C
(26°F)		-11°C
(12°F)		-17°C
(2°F)
Minimum-26°C
(-14°F)		-22°C
(-7°F)		-22°C
(-7°F)		-11°C
(12°F)		-4°C
(25°F)		2°C
(36°F)		3°C
(38°F)		3°C
(38°F)		-5°C
(24°F)		-5°C
(24°F)		-16°C
(3°F)		-25°C
(-13°F)

Compare climate in Borsec with other places

Compare temperature, precipitation, sunshine, UV index in Borsec, Romania with other places around the world.

Monthly average precipitation in Borsec, Romania

Borsec usually has the most precipitation in May, June and July, with an average of 19 rainy days and 142 mm (5.6 inches) of precipitation per month. The driest months in Borsec are January, October and November. On average, 36 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Borsec. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)31 (1.2)60 (2.4)59 (2.3)57 (2.3)137 (5.4)156 (6.1)133 (5.2)106 (4.2)61 (2.4)45 (1.8)32 (1.3)66 (2.6)
Average precipitation days (≥ 1 mm)913131220211814107813

Monthly sunshine hours in Borsec, Romania

The sunniest months in Borsec are June, July and August, when the sun shines an average of 13 hours 8 minutes a day. Least sunny months in Borsec: January, February and December receive an average of 6 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Borsec. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours165214290341382388416404333284229177
Mean daily daylight hours8h 59m10h 17m11h 56m13h 36m15h 3m15h 48m15h 24m14h 7m12h 30m10h 50m9h 21m8h 34m

Solar UV radiation in Borsec, Romania

Borsec experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, February 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 Borsec UV Index data.

Average daily maximum UV levels by month for Borsec. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)236789987532