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Weather & Climate in Banja Luka, Bosnia and Herzegovina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Banja Luka experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 32°F in January while summers reach 68°F in July. The area gets 266 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 38.7 inches. The area receives 7.9 inches of snow annually. The city sits at an elevation of 495 feet.
Temperature
32°F Jan (0°C)
68°F Jul (20°C)
| Annual Average | 50.7°F |
| 6% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 266 days/yr |
Geography
| Elevation | 495 ft (151 m) |
| Area | 478.3 sq mi (1,238.9 km²) |
| Population Density | 462/sq mi |
| Coordinates | 44.7788°N, 17.2063°W |
| Timezone | Europe/Sarajevo |
Precipitation & Snow
Air Quality
Earthquake History
463 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Nov 27, 1990 | 10 km N of Hrvace, Croatia | M5.6 | 113 km | 24 km |
| Nov 27, 1990 | 14 km N of Hrvace, Croatia | M5.1 | 108 km | 10 km |
| Aug 25, 1995 | 5 km NW of Požega, Croatia | M4.9 | 74 km | 24 km |
| Nov 18, 2013 | 10 km ESE of Otok, Croatia | M4.9 | 127 km | 20 km |
| Feb 20, 1996 | 11 km W of Kneževo, Bosnia and Herzegovina | M4.9 | 30 km | 10 km |
| Aug 30, 2019 | 6 km NNW of Mramor, Bosnia and Herzegovina | M4.8 | 105 km | 7 km |
| Apr 6, 2021 | 16 km NNW of Dvor, Croatia | M4.7 | 87 km | 10 km |
| Jan 6, 2021 | 3 km W of Petrinja, Croatia | M4.7 | 105 km | 10 km |
| Jun 3, 1990 | 8 km NNE of Maslovare, Bosnia and Herzegovina | M4.6 | 33 km | 10 km |
| Feb 26, 1998 | 6 km W of ?e?ava, Bosnia and Herzegovina | M4.6 | 39 km | 23 km |
| Dec 13, 1995 | 9 km W of Živinice, Bosnia and Herzegovina | M4.6 | 27 km | 10 km |
| Feb 11, 2025 | 5 km NE of Starigrad, Croatia | M4.6 | 144 km | 10 km |
| Aug 16, 2021 | 6 km NW of Petrinja, Croatia | M4.6 | 109 km | 10 km |
| Jun 17, 2011 | 14 km WNW of Hrvace, Croatia | M4.6 | 125 km | 10 km |
| May 19, 1992 | 7 km ESE of Otok, Croatia | M4.5 | 127 km | 10 km |
| Jul 27, 2012 | 4 km SSW of Zenica, Bosnia and Herzegovina | M4.5 | 86 km | 10 km |
| May 10, 2003 | 9 km NNW of Livno, Bosnia and Herzegovina | M4.5 | 98 km | 10 km |
| May 19, 2023 | 5 km E of Srebrenik, Bosnia and Herzegovina | M4.5 | 107 km | 10 km |
| Mar 30, 2019 | 14 km N of Kaštel Lukši?, Croatia | M4.4 | 137 km | 10 km |
| Nov 9, 2000 | 13 km SE of Gra?ac, Croatia | M4.4 | 115 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 2.4 in | Coldest |
| February | 35°F (2°C) | 2.3 in | Driest |
| March | 43°F (6°C) | 2.8 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 59°F (15°C) | 3.5 in | |
| June | 65°F (18°C) | 4.1 in | Wettest |
| July | 68°F (20°C) | 3.8 in | Warmest |
| August | 68°F (20°C) | 3.4 in | |
| September | 61°F (16°C) | 3.2 in | |
| October | 52°F (11°C) | 3.3 in | |
| November | 42°F (5°C) | 3.5 in | |
| December | 34°F (1°C) | 3.2 in |
Banja Luka has a seasonal temperature swing of 36°F / from 32°F in January to 68°F in July. Total annual precipitation is 38.7 inches, with June being the wettest month (4.1") and February the driest (2.3").