September in Fiss sees daytime temperatures around 12°C (54°F) and lows of 2°C (36°F) at night. With around 123 mm (4.8 in) of rainfall expected, it's worth packing a rain jacket.
September in Fiss can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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Pick a month to see the average temperature, rainfall and sunshine in Fiss - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Fiss typically stay consistent throughout September, with daily highs averaging around 12°C (54°F). Nights are cold, with lows typically ranging from 5°C (41°F) to 8°C (46°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Fiss spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 49 years of weather records for Fiss, the following extremes were recorded between 1976 and 2025.
Find out more about the weather in Austria and which places have the best travel conditions in this month. See all of Austria in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Pack for changing conditions in Fiss in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the month
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Fiss climate overview or explore weather in Austria.
Where to go in September - average daytime high across popular destinations.
Vienna
22°C (72°F) Salzburg
18°C (64°F) Schladming16°C (61°F) Saalbach Hinterglemm15°C (59°F) Zell am See15°C (59°F) Mayrhofen
14°C (57°F) Neustift im Stubaital13°C (55°F) Sölden12°C (54°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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