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Monthly climate in Bileca, Bosnia and Herzegovina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bileca features a oceanic climate (Cfb). Temperatures typically range between 0 °C (31 °F) and 21 °C (70 °F) through the year, but rarely can drop to -22 °C (-6 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 1638 mm (64.5 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Bileca enjoys an average of 3760 hours of sunshine throughout the year, and daylight varies from 9 hours 3 minutes to 15 hours 16 minutes per day.

Monthly average temperatures in Bileca, Bosnia and Herzegovina

The warmest months in Bileca are June, July and August, with daily mean temperatures ranging from 18 to 21 °C (64 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (31 - 37 °F) throughout the day. On average each year, Bileca experiences 54 days above 25 °C (77.0 °F) and 79 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bileca. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		19°C
(66°F)		20°C
(68°F)		24°C
(76°F)		27°C
(80°F)		33°C
(92°F)		34°C
(93°F)		36°C
(96°F)		30°C
(86°F)		25°C
(77°F)		20°C
(69°F)		12°C
(54°F)
Mean maximum9°C
(48°F)		14°C
(58°F)		18°C
(64°F)		21°C
(71°F)		24°C
(75°F)		28°C
(83°F)		31°C
(89°F)		33°C
(91°F)		28°C
(83°F)		23°C
(73°F)		17°C
(63°F)		11°C
(52°F)
Average high3°C
(38°F)		7°C
(45°F)		10°C
(50°F)		14°C
(58°F)		18°C
(65°F)		23°C
(74°F)		26°C
(80°F)		28°C
(82°F)		22°C
(72°F)		17°C
(63°F)		11°C
(53°F)		5°C
(42°F)
Daily mean-0°C
(31°F)		3°C
(37°F)		5°C
(41°F)		9°C
(48°F)		13°C
(56°F)		18°C
(64°F)		20°C
(69°F)		21°C
(70°F)		16°C
(61°F)		11°C
(52°F)		7°C
(45°F)		2°C
(36°F)
Average low-4°C
(25°F)		-1°C
(31°F)		0°C
(33°F)		4°C
(39°F)		8°C
(47°F)		12°C
(54°F)		14°C
(58°F)		15°C
(59°F)		11°C
(52°F)		6°C
(43°F)		3°C
(39°F)		-1°C
(31°F)
Mean minimum-12°C
(11°F)		-9°C
(15°F)		-7°C
(19°F)		-3°C
(27°F)		2°C
(36°F)		7°C
(45°F)		10°C
(51°F)		10°C
(51°F)		4°C
(40°F)		0°C
(33°F)		-2°C
(28°F)		-7°C
(19°F)
Minimum-22°C
(-6°F)		-12°C
(11°F)		-14°C
(7°F)		-7°C
(19°F)		-1°C
(30°F)		4°C
(39°F)		8°C
(47°F)		8°C
(47°F)		2°C
(35°F)		-1°C
(30°F)		-4°C
(25°F)		-11°C
(13°F)

Compare climate in Bileca with other places

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

Monthly average precipitation in Bileca, Bosnia and Herzegovina

Bileca usually has the most precipitation in February, November and December, with an average of 13 rainy days and 218 mm (8.6 inches) of precipitation per month. The driest months in Bileca are June, July and August. On average, 68 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bileca. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)123 (4.8)170 (6.7)158 (6.2)129 (5.1)141 (5.5)93 (3.7)59 (2.3)53 (2.1)98 (3.9)129 (5.1)240 (9.5)243 (9.6)
Average precipitation days (≥ 1 mm)11121313171488991215

Monthly sunshine hours in Bileca, Bosnia and Herzegovina

The sunniest months in Bileca are June, July and August, when the sun shines an average of 13 hours 29 minutes a day. Least sunny months in Bileca: January, November and December receive an average of 6 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bileca. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours181228306343388408431401341306223198
Mean daily daylight hours9h 24m10h 31m11h 57m13h 24m14h 39m15h 16m14h 56m13h 50m12h 26m10h 59m9h 43m9h 3m

Solar UV radiation in Bileca, Bosnia and Herzegovina

Bileca 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 Bileca UV Index data.

Average daily maximum UV levels by month for Bileca. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)24779101098632