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Monthly climate in Kljuc, Bosnia and Herzegovina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kljuc features a oceanic climate (Cfb). Temperatures typically range between -1 °C (31 °F) and 20 °C (68 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1313 mm (51.7 inches) and receives 160 rainy days on the 1 mm (0.04 inches) threshold annually. Kljuc enjoys an average of 3558 hours of sunshine throughout the year, and daylight varies from 8 hours 52 minutes to 15 hours 28 minutes per day.

Monthly average temperatures in Kljuc, Bosnia and Herzegovina

The warmest months in Kljuc are June, July and August, with daily mean temperatures ranging from 18 to 20 °C (65 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 3 °C (31 - 37 °F) throughout the day. On average each year, Kljuc experiences 43 days above 25 °C (77.0 °F) and 84 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kljuc. 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)		21°C
(70°F)		26°C
(79°F)		28°C
(82°F)		34°C
(94°F)		34°C
(94°F)		36°C
(97°F)		30°C
(87°F)		25°C
(78°F)		20°C
(68°F)		15°C
(60°F)
Mean maximum11°C
(52°F)		15°C
(60°F)		19°C
(66°F)		23°C
(74°F)		25°C
(77°F)		29°C
(85°F)		32°C
(89°F)		33°C
(91°F)		28°C
(82°F)		23°C
(74°F)		18°C
(64°F)		12°C
(55°F)
Average high3°C
(39°F)		7°C
(45°F)		10°C
(50°F)		15°C
(59°F)		19°C
(66°F)		23°C
(74°F)		25°C
(78°F)		26°C
(79°F)		21°C
(70°F)		16°C
(62°F)		10°C
(51°F)		6°C
(43°F)
Daily mean-1°C
(31°F)		3°C
(37°F)		5°C
(41°F)		9°C
(49°F)		13°C
(57°F)		18°C
(65°F)		20°C
(67°F)		20°C
(68°F)		15°C
(59°F)		11°C
(51°F)		7°C
(44°F)		2°C
(36°F)
Average low-4°C
(24°F)		-1°C
(30°F)		0°C
(33°F)		4°C
(40°F)		9°C
(48°F)		13°C
(55°F)		14°C
(58°F)		15°C
(59°F)		11°C
(51°F)		6°C
(43°F)		3°C
(38°F)		-1°C
(31°F)
Mean minimum-15°C
(6°F)		-9°C
(17°F)		-8°C
(18°F)		-2°C
(28°F)		2°C
(37°F)		8°C
(47°F)		10°C
(51°F)		9°C
(48°F)		4°C
(39°F)		1°C
(34°F)		-4°C
(25°F)		-8°C
(18°F)
Minimum-24°C
(-11°F)		-14°C
(8°F)		-18°C
(0°F)		-9°C
(16°F)		-1°C
(30°F)		6°C
(43°F)		9°C
(48°F)		6°C
(43°F)		0°C
(33°F)		-2°C
(29°F)		-13°C
(9°F)		-12°C
(11°F)

Compare climate in Kljuc with other places

Compare temperature, precipitation, sunshine, UV index in Kljuc, Bosnia and Herzegovina with other places around the world.

Monthly average precipitation in Kljuc, Bosnia and Herzegovina

Kljuc usually has the most precipitation in May, July and December, with an average of 16 rainy days and 141 mm (5.6 inches) of precipitation per month. The driest months in Kljuc are January, February and August. On average, 89 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kljuc. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)85 (3.3)91 (3.6)94 (3.7)106 (4.2)157 (6.2)110 (4.3)124 (4.9)90 (3.6)99 (3.9)107 (4.2)106 (4.2)143 (5.6)
Average precipitation days (≥ 1 mm)11121413191614131191216

Monthly sunshine hours in Kljuc, Bosnia and Herzegovina

The sunniest months in Kljuc are June, July and August, when the sun shines an average of 13 hours 0 minutes a day. Least sunny months in Kljuc: January, November and December receive an average of 5 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kljuc. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours165218294332365388424382328277196183
Mean daily daylight hours9h 14m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 34m8h 52m

Solar UV radiation in Kljuc, Bosnia and Herzegovina

Kljuc experiences the highest level of ultraviolet (UV) radiation in June, July and August, 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 Kljuc UV Index data.

Average daily maximum UV levels by month for Kljuc. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)24679101097532