Lower Austria (Melk)
September
Weather in Lower Austria for September 2025
Your guide to Lower Austria weather in September - trends and predictions
In general, the average temperature in Lower Austria at the beginning of September is 26.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.3 °C by the end of September.
Lower Austria sees moderate rainfall in September, averaging 6 rainy days.
Is September a good time to visit Lower Austria? check out the best time to travel to Lower Austria page.
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24
Dry days
6
Rainy days
0
Snow days
23°/12°
Temperatures
12 km/h
Avg max wind
70 %
Avg humidity
Lower Austria in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2  28° | 3  26° | 4  26° | 5 26° | 6 25° | 7 28° |
| 8 27° | 9 23° | 10 23° | 11 24° | 12 20° | 13  16° | 14  13° |
| 15 14° | 16 17° | 17 19° | 18 22° | 19 20° | 20 21° | 21 21° |
| 22 18° | 23 17° | 24 16° | 25 19° | 26 23° | 27 19° | 28 18° |
| 29 17° | 30 16° |
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Temperatures trend during September in Lower 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 | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Overcast | 26° /14° | 0.3 mm | 6 | |
| 2 Sept. | Sunny | 28° /15° | 0 mm | 7 | |
| 3 Sept. | Light rain shower | 26° /14° | 4.5 mm | 7 | |
| 4 Sept. | Partly cloudy | 26° /14° | 0 mm | 7 | |
| 5 Sept. | Overcast | 26° /13° | 0 mm | 6 | |
| 6 Sept. | Sunny | 25° /12° | 0.9 mm | 7 | |
| 7 Sept. | Sunny | 28° /12° | 0 mm | 7 | |
| 8 Sept. | Sunny | 27° /12° | 0 mm | 7 | |
| 9 Sept. | Sunny | 23° /12° | 4.6 mm | 6 | |
| 10 Sept. | Sunny | 23° /11° | 0.4 mm | 6 | |
| 11 Sept. | Sunny | 24° /12° | 0.4 mm | 6 | |
| 12 Sept. | Partly cloudy | 20° /11° | 16.4 mm | 5 | |
| 13 Sept. | Thundery outbreaks possible | 16° /10° | 13.9 mm | 4 | |
| 14 Sept. | Mist | 13° /7° | 63.3 mm | 3 | |
| 15 Sept. | Mist | 14° /9° | 28.8 mm | 4 | |
| 16 Sept. | Sunny | 17° /9° | 18.4 mm | 4 | |
| 17 Sept. | Sunny | 19° /9° | 1.1 mm | 5 | |
| 18 Sept. | Partly cloudy | 22° /11° | 0.3 mm | 6 | |
| 19 Sept. | Light rain shower | 20° /11° | 2.4 mm | 5 | |
| 20 Sept. | Sunny | 21° /10° | 0 mm | 5 | |
| 21 Sept. | Mist | 21° /10° | 0 mm | 5 | |
| 22 Sept. | Light rain shower | 18° /10° | 0.3 mm | 5 | |
| 23 Sept. | Patchy rain possible | 17° /10° | 0.2 mm | 5 | |
| 24 Sept. | Partly cloudy | 16° /9° | 0.4 mm | 4 | |
| 25 Sept. | Partly cloudy | 19° /9° | 0 mm | 5 | |
| 26 Sept. | Mist | 23° /10° | 0 mm | 5 | |
| 27 Sept. | Sunny | 19° /11° | 0.3 mm | 5 | |
| 28 Sept. | Sunny | 18° /9° | 2.6 mm | 5 | |
| 29 Sept. | Overcast | 17° /7° | 0.1 mm | 4 | |
| 30 Sept. | Patchy rain possible | 16° /7° | 0.4 mm | 5 | |
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Important Notice
Our weather forecast for Lower 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 Lower Austria forecast closer to your planned date for the most up-to-date weather information.
Lower Austria in September - FAQ
What are the expected maximum and minimum temperatures in Lower Austria during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lower Austria during September?
Expect minimal rainfall in Lower Austria during September, with a total of 19.1 mm over approximately 6 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Lower Austria during September?
The average wind speed in Lower Austria during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Lower Austria in September?
As you prepare for your trip to Lower 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 Lower Austria, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- 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
September rainfall patterns in Lower Austria
Explore the daily rainfall trends and prepare for Lower Austrias September weather 💧
UV exposure in Lower Austria during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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