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Monthly climate in Bratunac, Bosnia and Herzegovina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bratunac features a oceanic climate (Cfb). Temperatures typically range between -1 °C (31 °F) and 21 °C (71 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 984 mm (38.7 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually. Bratunac enjoys an average of 3616 hours of sunshine throughout the year, and daylight varies from 8 hours 54 minutes to 15 hours 26 minutes per day.

Monthly average temperatures in Bratunac, Bosnia and Herzegovina

The warmest months in Bratunac 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 -1 to 3 °C (31 - 39 °F) throughout the day. On average each year, Bratunac experiences 65 days above 25 °C (77.0 °F) and 78 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bratunac. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(60°F)		20°C
(68°F)		25°C
(78°F)		28°C
(83°F)		31°C
(87°F)		37°C
(99°F)		37°C
(98°F)		38°C
(100°F)		32°C
(90°F)		28°C
(83°F)		22°C
(73°F)		16°C
(62°F)
Mean maximum12°C
(54°F)		18°C
(64°F)		22°C
(73°F)		26°C
(78°F)		27°C
(81°F)		32°C
(89°F)		33°C
(91°F)		34°C
(94°F)		30°C
(86°F)		26°C
(80°F)		20°C
(68°F)		14°C
(58°F)
Average high4°C
(39°F)		8°C
(47°F)		11°C
(52°F)		16°C
(62°F)		20°C
(69°F)		24°C
(76°F)		26°C
(80°F)		27°C
(82°F)		23°C
(73°F)		18°C
(65°F)		12°C
(54°F)		6°C
(44°F)
Daily mean-1°C
(31°F)		3°C
(39°F)		6°C
(43°F)		11°C
(51°F)		15°C
(59°F)		19°C
(67°F)		21°C
(70°F)		21°C
(71°F)		17°C
(62°F)		12°C
(53°F)		7°C
(46°F)		3°C
(37°F)
Average low-4°C
(24°F)		-1°C
(31°F)		1°C
(33°F)		5°C
(41°F)		10°C
(50°F)		14°C
(57°F)		15°C
(60°F)		16°C
(60°F)		11°C
(53°F)		7°C
(44°F)		4°C
(39°F)		-0°C
(32°F)
Mean minimum-14°C
(7°F)		-9°C
(16°F)		-7°C
(20°F)		-3°C
(26°F)		3°C
(38°F)		9°C
(48°F)		11°C
(51°F)		10°C
(51°F)		5°C
(41°F)		2°C
(35°F)		-3°C
(26°F)		-9°C
(16°F)
Minimum-24°C
(-11°F)		-13°C
(9°F)		-17°C
(1°F)		-8°C
(17°F)		-0°C
(32°F)		6°C
(43°F)		9°C
(48°F)		8°C
(46°F)		-0°C
(31°F)		-1°C
(30°F)		-9°C
(16°F)		-12°C
(10°F)

Compare climate in Bratunac with other places

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

Monthly average precipitation in Bratunac, Bosnia and Herzegovina

Bratunac usually has the most precipitation in May, June and December, with an average of 15 rainy days and 114 mm (4.5 inches) of precipitation per month. The driest months in Bratunac are September, October and November. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bratunac. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)70 (2.7)69 (2.7)81 (3.2)78 (3.1)113 (4.5)118 (4.7)111 (4.4)67 (2.6)40 (1.6)65 (2.6)62 (2.5)111 (4.4)
Average precipitation days (≥ 1 mm)1211131117151210881015

Monthly sunshine hours in Bratunac, Bosnia and Herzegovina

The sunniest months in Bratunac are June, July and August, when the sun shines an average of 13 hours 2 minutes a day. Least sunny months in Bratunac: January, November and December receive an average of 6 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bratunac. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours162225293333372388421388334283216197
Mean daily daylight hours9h 16m10h 27m11h 56m13h 28m14h 46m15h 26m15h 5m13h 55m12h 28m10h 56m9h 36m8h 54m

Solar UV radiation in Bratunac, Bosnia and Herzegovina

Bratunac 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 Bratunac UV Index data.

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