Laško Weather in September
Laško in September sees pleasant daytime temperatures of 22°C (72°F) and nighttime lows of 11°C (52°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Laško in September
This is the wettest month of the year, so having an umbrella ready is a smart choice. On average, there are about 12 days with rain during this month, averaging 114 mm (4.5 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Laško in September
September in Laško brings typical temperatures with highs around 22°C (72°F) and lows of 11°C (52°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Laško in September
Expect a lot of sunshine this month, with about 192 hours of sun. These sunny conditions add to the overall experience.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Slovenia, check out our Laško's climate page.
Laško Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
22°C (72°F)
Chance of Rain
41%
Precipitation
114 mm (4.5 in)
Rainy days
12 days
Sunshine
192 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Laško typically drop from around 22°C (72°F) at the start of September to approximately 18°C (64°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 11°C (52°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Laško in September
Browse day-by-day weather records for Laško spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Laško historical weather extremes in September
Based on 33 years of weather observations (1992-2025), these are the most extreme conditions recorded in Laško.
- On September 3, 2024, temperatures climbed to 30°C (86°F), marking the warmest September day on record.
- Laško experienced its chilliest September day on September 30, 2013, reaching only 8°C (46°F).
- Nighttime temperatures dropped to 0°C (32°F) on September 30, 1995, marking the coldest September night on record.
Best Places in Slovenia in September
Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in September →
perfect weather
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What to Wear in Laško in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Laško in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Slovenia, check out our Laško's climate page.
See the full Laško climate overview or explore weather in Slovenia.
