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Monthly climate in Calacea, Romania

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Calacea features a oceanic climate (Cfb). Temperatures typically range between 0 °C (32 °F) and 23 °C (74 °F) through the year, but rarely can drop to -17 °C (1 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 691 mm (27.2 inches) and receives 115 rainy days on the 1 mm (0.04 inches) threshold annually. Calacea enjoys an average of 3669 hours of sunshine throughout the year, and daylight varies from 8 hours 42 minutes to 15 hours 39 minutes per day.

Monthly average temperatures in Calacea, Romania

The warmest months in Calacea are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (71 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 4 °C (32 - 39 °F) throughout the day. On average each year, Calacea experiences 85 days above 25 °C (77.0 °F) and 59 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Calacea. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(58°F)		20°C
(68°F)		25°C
(76°F)		29°C
(84°F)		30°C
(87°F)		37°C
(99°F)		36°C
(98°F)		39°C
(102°F)		33°C
(92°F)		27°C
(81°F)		24°C
(76°F)		16°C
(61°F)
Mean maximum11°C
(51°F)		16°C
(61°F)		21°C
(70°F)		26°C
(78°F)		28°C
(83°F)		32°C
(89°F)		34°C
(93°F)		36°C
(96°F)		32°C
(89°F)		26°C
(79°F)		20°C
(68°F)		14°C
(57°F)
Average high3°C
(38°F)		8°C
(47°F)		12°C
(54°F)		18°C
(64°F)		22°C
(72°F)		27°C
(80°F)		28°C
(83°F)		30°C
(86°F)		24°C
(76°F)		19°C
(66°F)		12°C
(54°F)		6°C
(43°F)
Daily mean0°C
(32°F)		4°C
(39°F)		7°C
(44°F)		12°C
(54°F)		17°C
(62°F)		21°C
(71°F)		23°C
(73°F)		23°C
(74°F)		18°C
(65°F)		13°C
(55°F)		8°C
(46°F)		3°C
(38°F)
Average low-2°C
(28°F)		0°C
(33°F)		2°C
(35°F)		6°C
(44°F)		11°C
(53°F)		16°C
(61°F)		17°C
(63°F)		17°C
(63°F)		13°C
(55°F)		8°C
(46°F)		4°C
(40°F)		1°C
(34°F)
Mean minimum-10°C
(15°F)		-7°C
(19°F)		-6°C
(21°F)		0°C
(33°F)		6°C
(42°F)		10°C
(51°F)		11°C
(52°F)		11°C
(52°F)		5°C
(42°F)		2°C
(35°F)		-2°C
(29°F)		-6°C
(21°F)
Minimum-16°C
(3°F)		-11°C
(12°F)		-17°C
(1°F)		-3°C
(26°F)		3°C
(38°F)		7°C
(45°F)		9°C
(48°F)		9°C
(49°F)		2°C
(36°F)		-0°C
(32°F)		-4°C
(25°F)		-8°C
(18°F)

Compare climate in Calacea with other places

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

Monthly average precipitation in Calacea, Romania

Calacea usually has the most precipitation in May, June and December, with an average of 13 rainy days and 81 mm (3.2 inches) of precipitation per month. The driest months in Calacea are January, April and October. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Calacea. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)44 (1.7)51 (2.0)54 (2.1)41 (1.6)81 (3.2)93 (3.6)62 (2.4)52 (2.1)49 (1.9)47 (1.8)49 (1.9)70 (2.7)
Average precipitation days (≥ 1 mm)899814149778913

Monthly sunshine hours in Calacea, Romania

The sunniest months in Calacea are June, July and August, when the sun shines an average of 13 hours 27 minutes a day. Least sunny months in Calacea: January, February and December receive an average of 6 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Calacea. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours169213293342386405431401336285215187
Mean daily daylight hours9h 5m10h 21m11h 56m13h 33m14h 57m15h 39m15h 17m14h 3m12h 29m10h 52m9h 27m8h 42m

Solar UV radiation in Calacea, Romania

Calacea 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 Calacea UV Index data.

Average daily maximum UV levels by month for Calacea. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689987432