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Monthly climate in Sinac, Croatia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sinac features a oceanic climate (Cfb). Temperatures typically range between 0 °C (33 °F) and 21 °C (71 °F) through the year, but rarely can drop to -18 °C (-1 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 1609 mm (63.3 inches) and receives 162 rainy days on the 1 mm (0.04 inches) threshold annually. Sinac enjoys an average of 3836 hours of sunshine throughout the year, and daylight varies from 8 hours 50 minutes to 15 hours 31 minutes per day.

Monthly average temperatures in Sinac, Croatia

The warmest months in Sinac are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (67 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (33 - 38 °F) throughout the day. On average each year, Sinac experiences 50 days above 25 °C (77.0 °F) and 71 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sinac. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		19°C
(67°F)		20°C
(68°F)		25°C
(77°F)		27°C
(81°F)		33°C
(92°F)		32°C
(91°F)		36°C
(96°F)		29°C
(85°F)		23°C
(74°F)		19°C
(67°F)		14°C
(58°F)
Mean maximum11°C
(51°F)		14°C
(57°F)		18°C
(65°F)		22°C
(71°F)		25°C
(77°F)		29°C
(84°F)		31°C
(88°F)		33°C
(91°F)		28°C
(82°F)		22°C
(72°F)		16°C
(62°F)		12°C
(54°F)
Average high4°C
(40°F)		7°C
(46°F)		10°C
(50°F)		15°C
(59°F)		18°C
(65°F)		24°C
(76°F)		26°C
(80°F)		27°C
(80°F)		21°C
(70°F)		16°C
(61°F)		10°C
(51°F)		6°C
(44°F)
Daily mean0°C
(33°F)		3°C
(38°F)		5°C
(42°F)		10°C
(50°F)		14°C
(57°F)		19°C
(67°F)		21°C
(70°F)		21°C
(71°F)		16°C
(61°F)		11°C
(53°F)		7°C
(45°F)		3°C
(38°F)
Average low-3°C
(27°F)		-0°C
(32°F)		1°C
(34°F)		5°C
(41°F)		9°C
(49°F)		14°C
(58°F)		16°C
(60°F)		16°C
(62°F)		12°C
(53°F)		7°C
(46°F)		4°C
(40°F)		-0°C
(32°F)
Mean minimum-10°C
(14°F)		-7°C
(20°F)		-6°C
(22°F)		-2°C
(29°F)		3°C
(38°F)		9°C
(49°F)		12°C
(53°F)		11°C
(52°F)		5°C
(41°F)		2°C
(37°F)		-3°C
(27°F)		-7°C
(19°F)
Minimum-18°C
(-1°F)		-13°C
(9°F)		-15°C
(6°F)		-10°C
(15°F)		0°C
(33°F)		7°C
(45°F)		10°C
(50°F)		7°C
(45°F)		3°C
(38°F)		0°C
(32°F)		-9°C
(17°F)		-11°C
(13°F)

Compare climate in Sinac with other places

Compare temperature, precipitation, sunshine, UV index in Sinac, Croatia with other places around the world.

Monthly average precipitation in Sinac, Croatia

Sinac usually has the most precipitation in September, November and December, with an average of 14 rainy days and 183 mm (7.2 inches) of precipitation per month. The driest months in Sinac are January, April and June. On average, 98 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sinac. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)102 (4.0)136 (5.3)107 (4.2)106 (4.2)166 (6.5)85 (3.4)107 (4.2)108 (4.3)179 (7.0)142 (5.6)186 (7.3)186 (7.3)
Average precipitation days (≥ 1 mm)121313122113131213101515

Monthly sunshine hours in Sinac, Croatia

The sunniest months in Sinac are June, July and August, when the sun shines an average of 13 hours 39 minutes a day. Least sunny months in Sinac: January, November and December receive an average of 6 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sinac. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours184237320356390419433402338303227221
Mean daily daylight hours9h 12m10h 25m11h 56m13h 30m14h 50m15h 31m15h 9m13h 58m12h 28m10h 55m9h 32m8h 50m

Solar UV radiation in Sinac, Croatia

Sinac experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 9 - 10, 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 Sinac UV Index data.

Average daily maximum UV levels by month for Sinac. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)24579101087532