16-day forecast — Ljubljana
Updated every hour
Sat · Today
Clear
+18°
+7°
7%
Wind6 km/h E
Gusts20 km/h
UV index5 – Moderate
Chance of rain7%
Sunrise06:54
Sunset18:52
Sun · Tomorrow
Clear
+19°
+8°
7%
Wind7 km/h E
Gusts12 km/h
UV index4 – Moderate
Chance of rain7%
Sunrise06:55
Sunset18:50
Monday 28/9
Clear
+21°
+9°
7%
Wind6 km/h E
Gusts21 km/h
UV index5 – Moderate
Chance of rain7%
Sunrise06:56
Sunset18:48
Tuesday 29/9
Clear
+21°
+10°
6%
Wind7 km/h E
Gusts20 km/h
UV index4 – Moderate
Chance of rain6%
Sunrise06:57
Sunset18:46
Wednesday 30/9
Clear
+21°
+10°
5%
Wind7 km/h E
Gusts21 km/h
UV index6 – High
Chance of rain5%
Sunrise06:59
Sunset18:44
Thursday 1/10
Clear
+21°
+10°
7%
Wind9 km/h E
Gusts21 km/h
UV index6 – High
Chance of rain7%
Sunrise07:00
Sunset18:42
Friday 2/10
Clear
+21°
+11°
5%
Wind8 km/h SE
Gusts15 km/h
UV index6 – High
Chance of rain5%
Sunrise07:01
Sunset18:40
Saturday 3/10
Clear
+20°
+12°
9%
Wind4 km/h S
Gusts17 km/h
UV index6 – High
Chance of rain9%
Sunrise07:03
Sunset18:38
Sunday 4/10
Cloudy
+18°
+12°
2.4 mm
Wind6 km/h E
Gusts16 km/h
UV index4 – Moderate
Chance of rain72%
Sunrise07:04
Sunset18:36
Monday 5/10
Showers
+13°
+8°
7.6 mm
Wind9 km/h E
Gusts29 km/h
UV index3 – Moderate
Chance of rain92%
Sunrise07:05
Sunset18:34
Tuesday 6/10
Fog
+18°
+11°
22%
Wind4 km/h E
Gusts18 km/h
UV index5 – Moderate
Chance of rain22%
Sunrise07:07
Sunset18:33
Wednesday 7/10
Showers
+15°
+11°
37.4 mm
Wind7 km/h SE
Gusts13 km/h
UV index3 – Moderate
Chance of rain93%
Sunrise07:08
Sunset18:31
Thursday 8/10
Fog
+13°
+10°
8.8 mm
Wind9 km/h NW
Gusts24 km/h
UV index3 – Moderate
Chance of rain92%
Sunrise07:09
Sunset18:29
Friday 9/10
Clear
+15°
+8°
2.6 mm
Wind8 km/h W
Gusts19 km/h
UV index4 – Moderate
Chance of rain68%
Sunrise07:10
Sunset18:27
Saturday 10/10
Showers
+15°
+9°
3.8 mm
Wind10 km/h SE
Gusts21 km/h
UV index3 – Moderate
Chance of rain—
Sunrise07:12
Sunset18:25
Sunday 11/10
Showers
+16°
+8°
5.4 mm
Wind9 km/h SE
Gusts17 km/h
UV index3 – Moderate
Chance of rain—
Sunrise07:13
Sunset18:23
About Ljubljana
Hauptstadt Sloweniens zwischen Alpen und Adria — grüne Altstadt an der Ljubljanica.
CountrySlovenia
RegionZentralslowenien
ContinentEurope
Time zoneEurope/Ljubljana (+02:00)
Latitude46.0511°
Longitude14.5051°
Air qualityFair (EAQI 31)
Climate in Ljubljana in December
Normals 8 years · best time to visit · Open-MeteoBest time to visit Ljubljana: June–September. With poor weather, December is a possible month to visit.
| November | December | January | |
|---|---|---|---|
| Average temperature | ▼ 6°C | 2°C | ▼ 1°C |
| Highest temperature | ▼ 10°C | 6°C | → 6°C |
| Lowest temperature | ▼ 3°C | -1°C | ▼ -3°C |
| Precipitation | ▼ 128 mm | 97 mm | ▼ 90 mm |
| Days with precipitation | ▼ 11 d | 10 d | ▼ 9 d |
| Humidity | ▲ 86% | 87% | ▼ 85% |
| Sunshine hours per day | ▼ 4,7 h | 3,9 h | ▲ 4,9 h |
| Cloud cover | ▲ 50% | 55% | ▼ 46% |
| UV index (midday) | → 2 | 2 | → 2 |
| Day length | 9:28 | 8:42 | 9:06 |
| Our rating | Poor | Poor | Poor |
Temperature day by day in December mean + moving average
Precipitation day by day in December mm
UV index day by day in December midday value, clear-sky
Climate normals calculated from Open-Meteo (ERA5 archive 8 years, sea temperature Marine API). UV estimated from solar elevation.
Other destinations in Europe
Weather Ljubljana
Data source
Global weather models — international forecasts
Weather in Ljubljana (Slovenia): current conditions plus a 24-hour and 16-day forecast for planning your trip. Right now on the ground: +7°, fog, wind 4 km/h. Over the next 7 days temperatures range between 7 and 21 °C, with 7 fine days and very little rain. Climatologically, highs in September are around 22 °C. Best time to visit: usually June–September. Local time (time zone Europe/Ljubljana). Data from Open-Meteo and WeatherAPI.