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Austria weather

Weather in Lower Austria for September 2025

Your guide to Lower Austria weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Lower Austria is slightly cooler than the historical average by -1.7 °C.

  • The forecast for the next days in Lower Austria predicts temperatures to be around 18 °C, close to the historical average.

  • In general, the average temperature in Lower Austria at the beginning of September is 25.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.7 °C by the end of September.

    • Rain 🌧️

  • The climate of Lower Austria in September is notably wet, with an average of 11 rainy days, and a total of 160 mm of precipitation.

    • More

  • Is September a good time to visit Lower Austria? check out the best time to travel to Lower Austria page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/11°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Lower Austria Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
26°
2
Sunny
25°
3
Light rain shower
25°
4
Sunny
26°
5
Overcast
24°
6
Sunny
24°
7
Sunny
26°
8
Sunny
26°
9
Sunny
23°
10
Sunny
21°
11
Patchy rain possible
23°
12
Partly cloudy
18°
13
Thundery outbreaks possible
17°
14
Mist
14°
15
Mist
17°
16
Sunny
17°
17
Sunny
19°
18
Sunny
22°
19
Sunny
25°
20
Sunny
26°
21
Sunny
26°
22
Sunny
25°
23
Patchy rain possible
18°
24
Patchy rain possible
15°
25
Partly cloudy
16°
26
Patchy rain possible
15°
27
Patchy rain possible
12°
28
Patchy rain possible
12°
29
Patchy rain possible
13°
30
Patchy rain possible
13°

What’s the Weather Like in Lower Austria This September?

Discover the average temperatures and weather trends across Lower Austria’s cities this September.
SunnyMelk21 °C / 11 °CSunnyFlachau20 °C / 10 °CSunnyWiener Neustadt23 °C / 13 °CSunnyKrems an der Donau21 °C / 11 °CMore Locations

Temperatures trend during September in Lower Austria

See the weather trend as well as the moving average line

September weather in Lower Austria day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Overcast
Overcast
 26° /13° 0.2 mm 5
2 Sept. Sunny
Sunny
 25° /14° 3 mm 6
3 Sept. Light rain shower
Light rain shower
 25° /13° 3.2 mm 6
4 Sept. Sunny
Sunny
 26° /13° 0 mm 7
5 Sept. Overcast
Overcast
 24° /12° 2.4 mm 6
6 Sept. Sunny
Sunny
 24° /11° 0.6 mm 6
7 Sept. Sunny
Sunny
 26° /11° 0 mm 7
8 Sept. Sunny
Sunny
 26° /12° 0 mm 7
9 Sept. Sunny
Sunny
 23° /12° 3.2 mm 6
10 Sept. Sunny
Sunny
 21° /12° 3.6 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 23° /12° 0.5 mm 6
12 Sept. Partly cloudy
Partly cloudy
 18° /11° 11.7 mm 4
13 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 17° /10° 10.2 mm 4
14 Sept. Mist
Mist
 14° /8° 43.2 mm 3
15 Sept. Mist
Mist
 17° /9° 19.4 mm 4
16 Sept. Sunny
Sunny
 17° /9° 16.2 mm 4
17 Sept. Sunny
Sunny
 19° /9° 1.1 mm 5
18 Sept. Sunny
Sunny
 22° /11° 0 mm 1
19 Sept. Sunny
Sunny
 25° /12° 0 mm 1.3
20 Sept. Sunny
Sunny
 26° /13° 0 mm 1.2
21 Sept. Sunny
Sunny
 26° /14° 0 mm 1.5
22 Sept. Sunny
Sunny
 25° /15° 0 mm 5
23 Sept. Patchy rain possible
Patchy rain possible
 18° /12° 0.7 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 15° /10° 0.7 mm 3
25 Sept. Partly cloudy
Partly cloudy
 16° /7° 0 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 15° /5° 0.2 mm 2
27 Sept. Patchy rain possible
Patchy rain possible
 12° /6° 0.9 mm 2
28 Sept. Patchy rain possible
Patchy rain possible
 12° /7° 0.6 mm 2
29 Sept. Patchy rain possible
Patchy rain possible
 13° /5° 0.1 mm 2
30 Sept. Patchy rain possible
Patchy rain possible
 13° /5° 0.2 mm 2
Next
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.
Change Month
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Lower Austria weather in September vs August vs October

Compare September weather in Lower Austria with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherPatchy rain possible
Patchy rain possible
Sunny
Sunny
Cloudy
Cloudy
Temperatures27°/15°21°/11°15°/7°
Rainfall75 mm160 mm34 mm
Wind11.5 km/h14.2 km/h13.4 km/h
Humidity70%72%78%
Rainy days15 days11 days11 days
Dry days16 days19 days20 days

Planning a trip to Lower Austria? Discover the best time to visit

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 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lower Austria during September?
Significant rainfall exceeding 160 mm is expected in Lower Austria during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lower Austria during September?
The average wind speed in Lower Austria during September is 14 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
  • Footwear
    • Waterproof Shoes
  • 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 ☀️
Provinces in Lower Austria
Select a province for an accurate weather forecast
Krems an der DonauPolitischer Bezirk MelkPolitischer Bezirk ZwettlWiener Neustadt Stadt
Top locations in Lower Austria
Select a location for an accurate weather forecast
FlachauKrems an der DonauMelkWiener Neustadt
More Locations

Quick links

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Location coordinates Where is Lower Austria?

Get accurate weather forecasts for Lower Austria, located at latitude 48.227 and longitude 15.332. Stay updated with localized weather information tailored for Lower Austria.

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