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Hallstatt Weather in September

September in Hallstatt typically sees daytime highs of 16°C (61°F) and nighttime lows of 6°C (43°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Hallstatt in September

Typically, you can expect about 14 days of rain this month, with 169 mm (6.7 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Hallstatt in September

In September, Hallstatt sees moderate temperatures, with highs of 16°C (61°F). Nights drop to around 6°C (43°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Hallstatt in September

With about 155 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Austria, check out our Hallstatt's climate page.

Hallstatt Temperature in September

Min TemperatureMin Temperature 6°C (43°F)  
Max TemperatureMax Temperature 16°C (61°F)  
Chance of RainChance of Rain 46%  
PrecipitationPrecipitation 169 mm (6.7 in)  
Rainy daysRainy days 14 days  
HumidityHumidity 77% *  
SunshineSunshine 155 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Bad Ischl, Austria (17 KM, 10 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Hallstatt typically stay consistent throughout September, with daily highs averaging around 16°C (61°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 10°C (50°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 Hallstatt in September

Browse day-by-day weather records for Hallstatt spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Hallstatt historical weather extremes in September

Based on 49 years of weather observations in Hallstatt between 1976 and 2025, these are the recorded extremes.

  • On September 22, 1993, temperatures climbed to 30°C (86°F), marking the warmest September day on record.
  • The coldest September day was on September 14, 2024, with a maximum of 3°C (37°F).
  • The lowest overnight temperature recorded in September was -1°C (30°F) (September 26, 2018).
  • The wettest day in September Hallstatt was on September 6, 2007 with 93 mm (3.7 in) of precipitation.

Best Places in Austria in September

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 →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
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).

What to Wear in Hallstatt in September

For Hallstatt in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Hallstatt in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
5/10
Walking
5/10
Camping
3/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Austria, check out our Hallstatt's climate page.

More climate data for Hallstatt