Weather in Ljubljana, Slovenia in September
In an average September, Ljubljana sees a daily high around 21°C and a low around 10°C, based on 1981–2026 of local climate records.
| Average high | 21°C |
|---|---|
| Typical high range | 16°C to 25°C |
| Average low | 10°C |
| Typical low range | 6°C to 14°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
29°C
2008-09-11
Lowest
7°C
2013-09-30
Low
Highest
18°C
2024-09-02
Lowest
0°C
2018-09-26
Feels-like
Highest
32°C
2011-09-10
Lowest
-3°C
2018-09-26
Humidity
Highest
16.2 g/m³
2022-09-15
Lowest
4.8 g/m³
2018-09-26
Wind
Highest
17 km/h
1984-09-23
Lowest
4 km/h
1987-09-17
Precip
Wettest
332 mm
2022
Driest
28 mm
1985
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