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Weather & Climate in Trebnje, Slovenia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Trebnje experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 31°F in January while summers reach 67°F in July. The area gets 253 sunny days per year, above the national average. Annual precipitation totals 45.9 inches (wetter than the 38-inch national average). The area receives 7.4 inches of snow annually. The city sits at an elevation of 922 feet.
Temperature
31°F Jan (-0°C)
67°F Jul (19°C)
| Annual Average | 49.0°F |
| 9% below US avg | |
| January Average | 31°F (-0°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 922 ft (281 m) |
| Area | 63.1 sq mi (163.3 km²) |
| Population Density | 55/sq mi |
| Coordinates | 45.9042°N, 15.0224°W |
| Timezone | Europe/Ljubljana |
Precipitation & Snow
Air Quality
Earthquake History
1,041 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Apr 12, 1998 | 5 km E of Kobarid, Slovenia | M5.6 | 112 km | 10 km |
| Mar 22, 2020 | 5 km E of Gornja Bistra, Croatia | M5.3 | 73 km | 10 km |
| Mar 13, 1998 | 4 km NW of Ilirska Bistrica, Slovenia | M5.2 | 73 km | 10 km |
| Jul 12, 2004 | 7 km NE of Kobarid, Slovenia | M5.2 | 115 km | 8 km |
| May 29, 1993 | 1 km SE of ?rnomelj, Slovenia | M5.1 | 41 km | 15 km |
| Feb 5, 2007 | 11 km ESE of Novi Vinodolski, Croatia | M4.9 | 89 km | 10 km |
| Jun 1, 1993 | Slovenia-Hungary-Croatia border region | M4.9 | 115 km | 30 km |
| May 22, 1995 | 6 km NNW of Ilirska Bistrica, Slovenia | M4.9 | 69 km | 27 km |
| Sep 3, 1990 | 1 km ENE of Donja Bistra, Croatia | M4.8 | 66 km | 20 km |
| Apr 6, 2021 | 16 km NNW of Dvor, Croatia | M4.7 | 125 km | 10 km |
| Feb 16, 2023 | 3 km W of Baška, Croatia | M4.7 | 107 km | 10 km |
| Jan 6, 2021 | 3 km W of Petrinja, Croatia | M4.7 | 108 km | 10 km |
| Jul 21, 2003 | 3 km WNW of Niederwölz, Austria | M4.7 | 149 km | 10 km |
| Nov 11, 1990 | 5 km ENE of Cerkno, Slovenia | M4.7 | 79 km | 22 km |
| Jan 17, 2003 | 4 km SSE of Punat, Croatia | M4.6 | 107 km | 10 km |
| Mar 22, 2020 | 6 km E of Gornja Bistra, Croatia | M4.6 | 74 km | 10 km |
| May 6, 1998 | 6 km NNW of Tolmin, Slovenia | M4.6 | 108 km | 10 km |
| Aug 16, 2021 | 6 km NW of Petrinja, Croatia | M4.6 | 106 km | 10 km |
| Jun 2, 2002 | 6 km SSE of Pivka, Slovenia | M4.6 | 69 km | 10 km |
| Apr 22, 2014 | 7 km SE of Pivka, Slovenia | M4.5 | 67 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-0°C) | 2.0 in | Coldest, Driest |
| February | 34°F (1°C) | 2.2 in | |
| March | 41°F (5°C) | 3.1 in | |
| April | 48°F (9°C) | 3.5 in | |
| May | 57°F (14°C) | 3.8 in | |
| June | 63°F (17°C) | 5.5 in | Wettest |
| July | 67°F (19°C) | 4.5 in | Warmest |
| August | 66°F (19°C) | 4.7 in | |
| September | 59°F (15°C) | 4.5 in | |
| October | 50°F (10°C) | 4.6 in | |
| November | 40°F (4°C) | 4.3 in | |
| December | 33°F (0°C) | 3.2 in |
Trebnje has a seasonal temperature swing of 35°F / from 31°F in January to 67°F in July. Total annual precipitation is 45.9 inches, with June being the wettest month (5.5") and January the driest (2.0").