Weather & Climate in Sladna, Bosnia and Herzegovina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sladna 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. Annual precipitation totals 32.8 inches. The area receives 6.6 inches of snow annually. The city sits at an elevation of 1,102 feet.
Temperature
32°F Jan (0°C)
68°F Jul (20°C)
| Annual Average | 50.8°F |
| 6% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 68°F (20°C) |
Geography
| Elevation | 1,102 ft (336 m) |
| Area | 106.7 sq mi (276.4 km²) |
| Population Density | 27/sq mi |
| Coordinates | 44.7290°N, 18.4258°E |
| Timezone | Europe/Sarajevo |
Precipitation & Snow
Air Quality
Earthquake History
299 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.5.
| Sep 29, 1998 | 12 km W of Ljig, Serbia | M5.5 | 143 km | 10 km |
| Apr 30, 1999 | 14 km WSW of Ljig, Serbia | M5.4 | 144 km | 14 km |
| Feb 20, 1996 | 11 km W of Kneževo, Bosnia and Herzegovina | M4.9 | 97 km | 10 km |
| Aug 25, 1995 | 5 km NW of Požega, Croatia | M4.9 | 95 km | 24 km |
| Apr 29, 1991 | 6 km SSW of Mili?i, Bosnia and Herzegovina | M4.8 | 86 km | 19 km |
| Aug 30, 2019 | 6 km NNW of Mramor, Bosnia and Herzegovina | M4.8 | 13 km | 7 km |
| Jun 7, 1992 | 11 km S of Sokolac, Bosnia and Herzegovina | M4.7 | 104 km | 11 km |
| Dec 13, 1995 | 9 km W of Živinice, Bosnia and Herzegovina | M4.6 | 95 km | 10 km |
| Feb 26, 1998 | 6 km W of ?e?ava, Bosnia and Herzegovina | M4.6 | 60 km | 23 km |
| Jun 3, 1990 | 8 km NNE of Maslovare, Bosnia and Herzegovina | M4.6 | 68 km | 10 km |
| May 19, 2023 | 5 km E of Srebrenik, Bosnia and Herzegovina | M4.5 | 11 km | 10 km |
| Jul 27, 2012 | 4 km SSW of Zenica, Bosnia and Herzegovina | M4.5 | 76 km | 10 km |
| May 10, 2003 | 9 km NNW of Livno, Bosnia and Herzegovina | M4.5 | 147 km | 10 km |
| Nov 6, 1993 | 6 km W of Trn, Bosnia and Herzegovina | M4.4 | 102 km | 10 km |
| Oct 19, 1992 | 9 km W of Olovo, Bosnia and Herzegovina | M4.4 | 67 km | 10 km |
| Feb 3, 2007 | 15 km NNE of Široki Brijeg, Bosnia and Herzegovina | M4.4 | 148 km | 10 km |
| Oct 7, 2016 | 1 km NNW of Piškorevci, Croatia | M4.4 | 60 km | 10 km |
| Mar 8, 2015 | 16 km S of Valjevo, Serbia | M4.4 | 137 km | 9 km |
| May 20, 2013 | 10 km E of Livno, Bosnia and Herzegovina | M4.4 | 143 km | 10 km |
| Oct 8, 2012 | 19 km ENE of Glamo?, Bosnia and Herzegovina | M4.4 | 128 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 2.1 in | Coldest |
| February | 35°F (2°C) | 2.0 in | Driest |
| March | 43°F (6°C) | 2.1 in | |
| April | 50°F (10°C) | 2.6 in | |
| May | 60°F (15°C) | 3.0 in | |
| June | 65°F (18°C) | 4.1 in | Wettest |
| July | 68°F (20°C) | 3.3 in | Warmest |
| August | 68°F (20°C) | 2.8 in | |
| September | 61°F (16°C) | 2.6 in | |
| October | 52°F (11°C) | 2.8 in | |
| November | 41°F (5°C) | 3.0 in | |
| December | 34°F (1°C) | 2.6 in |
Sladna has a seasonal temperature swing of 36°F / from 32°F in January to 68°F in July. Total annual precipitation is 32.8 inches, with June being the wettest month (4.1") and February the driest (2.0").