Upper Austria (Hallstatt)
September
Weather in Upper Austria for September 2025
Your guide to Upper Austria weather in September - trends and predictions
Upper Austria typically experiences moderate snowfall in September, with an average of 8 snowy days.
In general, the average temperature in Upper Austria at the beginning of September is 21.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.9 °C by the end of September.
Is September a good time to visit Upper Austria? check out the best time to travel to Upper Austria page.
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Snow Forecast ❄️
Temperatures
More
5
Dry days
17
Rainy days
8
Snow days
17°/6°
Temperatures
9 km/h
Avg max wind
81 %
Avg humidity
Upper Austria in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2  21° | 3 21° | 4 21° | 5 22° | 6 22° | 7 23° |
| 8 22° | 9 20° | 10 20° | 11  19° | 12 18° | 13 16° | 14  15° |
| 15 16° | 16 14° | 17 12° | 18  15° | 19  14° | 20 14° | 21 15° |
| 22 14° | 23 15° | 24 14° | 25 18° | 26 19° | 27 15° | 28 14° |
| 29 12° | 30 12° |
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Temperatures trend during September in Upper Austria
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy rain possible | 20° /8° | 2.3 mm | 0 cm | |
| 2 Sept. | Sunny | 21° /7° | 2.1 mm | 0 cm | |
| 3 Sept. | Sunny | 21° /7° | 1.4 mm | 0 cm | |
| 4 Sept. | Patchy rain possible | 21° /8° | 0.9 mm | 0 cm | |
| 5 Sept. | Sunny | 22° /8° | 0 mm | 0 cm | |
| 6 Sept. | Sunny | 22° /8° | 0.8 mm | 0 cm | |
| 7 Sept. | Patchy rain possible | 23° /8° | 0 mm | 0 cm | |
| 8 Sept. | Sunny | 22° /8° | 1.2 mm | 0 cm | |
| 9 Sept. | Sunny | 20° /7° | 13.5 mm | 0 cm | |
| 10 Sept. | Sunny | 20° /8° | 2.5 mm | 0 cm | |
| 11 Sept. | Moderate or heavy rain shower | 19° /8° | 8.2 mm | 0 cm | |
| 12 Sept. | Patchy rain possible | 18° /6° | 11.2 mm | 7.4 cm | |
| 13 Sept. | Patchy rain possible | 16° /6° | 11.4 mm | 5.1 cm | |
| 14 Sept. | Partly cloudy | 15° /6° | 20.8 mm | 15.9 cm | |
| 15 Sept. | Moderate rain at times | 16° /6° | 11.8 mm | 6.1 cm | |
| 16 Sept. | Moderate rain at times | 14° /6° | 9.5 mm | 5.1 cm | |
| 17 Sept. | Patchy rain possible | 12° /5° | 4.2 mm | 0.3 cm | |
| 18 Sept. | Cloudy | 15° /5° | 4.7 mm | 0 cm | |
| 19 Sept. | Overcast | 14° /5° | 7.6 mm | 0 cm | |
| 20 Sept. | Patchy rain possible | 14° /5° | 3.2 mm | 0 cm | |
| 21 Sept. | Patchy rain possible | 15° /5° | 0.2 mm | 0 cm | |
| 22 Sept. | Patchy rain possible | 14° /4° | 0.9 mm | 0 cm | |
| 23 Sept. | Sunny | 15° /3° | 0.5 mm | 0 cm | |
| 24 Sept. | Patchy rain possible | 14° /5° | 2.3 mm | 0 cm | |
| 25 Sept. | Sunny | 18° /5° | 3 mm | 0 cm | |
| 26 Sept. | Partly cloudy | 19° /7° | 1.1 mm | 0 cm | |
| 27 Sept. | Moderate rain at times | 15° /6° | 6.3 mm | 0 cm | |
| 28 Sept. | Patchy rain possible | 14° /4° | 7 mm | 1.1 cm | |
| 29 Sept. | Moderate or heavy rain shower | 12° /4° | 4.2 mm | 0.3 cm | |
| 30 Sept. | Patchy rain possible | 12° /4° | 2.1 mm | 0 cm | |
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Important Notice
Our weather forecast for Upper Austria in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Upper Austria forecast closer to your planned date for the most up-to-date weather information.
Upper Austria in September - FAQ
What are the expected maximum and minimum temperatures in Upper Austria during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Upper Austria during September?
Significant rainfall exceeding 145 mm is expected in Upper Austria during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Upper Austria in September 2025?
Upper Austria experiences an average snowfall of 41.1825 cm during September, occurring over 8 days.
What are the typical wind conditions in Upper Austria during September?
The average wind speed in Upper Austria during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Upper Austria in September?
As you prepare for your trip to Upper Austria in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Upper Austria, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Thermal Wear: Base layers for cold destinations
- All-Weather Jacket: Waterproof and breathable
- Footwear
- Waterproof Shoes
- Insulated Boots: For snowy and extremely cold temperatures
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Upper Austria snow forecast September 2025
Track daily snowfall levels and discover Upper Austria’s snowy potential this September ❄️
September rainfall patterns in Upper Austria
Explore the daily rainfall trends and prepare for Upper Austrias September weather 💧
UV exposure in Upper Austria during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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