Passau
September
Weather in Passau for September 2026
Your guide to Passau weather in September - trends and predictions
In general, the average temperature in Passau at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17 °C by the end of September.
Passau in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 89.7 mm.
Is September a good time to visit Passau? check out the best time to travel to Passau page.
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Temperatures
Rain 🌧️
More
14
Dry days
16
Rainy days
0
Snow days
19°/9°
Temperatures
12 km/h
Avg max wind
80 %
Avg humidity
Passau Weather September
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Temperatures trend during September in Passau
See the weather trend as well as the moving average line
September weather in Passau day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 26° /12° | 0 mm | 7 | |
| 2 Sept. |  Light rain shower | 22° /13° | 3.1 mm | 5 | |
| 3 Sept. | Patchy rain possible | 25° /12° | 0.6 mm | 6 | |
| 4 Sept. |  Patchy light rain with thunder | 27° /12° | 1.7 mm | 7 | |
| 5 Sept. | Sunny | 23° /12° | 5.3 mm | 6 | |
| 6 Sept. | Light rain shower | 21° /10° | 0.6 mm | 5 | |
| 7 Sept. | Sunny | 25° /10° | 0 mm | 6 | |
| 8 Sept. | Patchy rain possible | 23° /10° | 0.7 mm | 6 | |
| 9 Sept. | Light rain shower | 20° /10° | 11.9 mm | 5 | |
| 10 Sept. | Light rain shower | 19° /10° | 6.6 mm | 5 | |
| 11 Sept. | Patchy rain possible | 20° /10° | 2.9 mm | 5 | |
| 12 Sept. | Light rain shower | 13° /7° | 5.9 mm | 4 | |
| 13 Sept. | Light rain shower | 16° /7° | 4.3 mm | 5 | |
| 14 Sept. |  Moderate rain | 14° /7° | 20.2 mm | 3 | |
| 15 Sept. | Sunny | 19° /8° | 8.9 mm | 5 | |
| 16 Sept. | Sunny | 17° /9° | 4 mm | 4 | |
| 17 Sept. | Sunny | 20° /8° | 0.5 mm | 5 | |
| 18 Sept. |  Partly cloudy | 23° /10° | 1.2 mm | 6 | |
| 19 Sept. | Light rain shower | 22° /10° | 0.6 mm | 6 | |
| 20 Sept. |  Mist | 24° /10° | 0 mm | 6 | |
| 21 Sept. | Sunny | 23° /10° | 0 mm | 6 | |
| 22 Sept. |  Light drizzle | 18° /8° | 1.5 mm | 5 | |
| 23 Sept. | Patchy rain possible | 16° /8° | 0.1 mm | 4 | |
| 24 Sept. | Partly cloudy | 16° /7° | 2 mm | 4 | |
| 25 Sept. | Partly cloudy | 17° /7° | 1.7 mm | 4 | |
| 26 Sept. | Patchy rain possible | 19° /8° | 0.3 mm | 4 | |
| 27 Sept. | Mist | 18° /8° | 3.6 mm | 4 | |
| 28 Sept. | Partly cloudy | 17° /7° | 0.7 mm | 4 | |
| 29 Sept. | Patchy rain possible | 17° /5° | 0 mm | 4 | |
| 30 Sept. | Fog | 15° /6° | 0.6 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Passau 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 Passau forecast closer to your planned date for the most up-to-date weather information.
Change Month
Passau weather in September vs August vs October
Compare September weather in Passau with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 25°/12° | 19°/9° | 15°/6° |
| Rainfall | 80 mm | 90 mm | 58 mm |
| Wind | 10.6 km/h | 12.3 km/h | 12.1 km/h |
| Humidity | 76% | 80% | 82% |
| Rainy days | 19 days | 16 days | 16 days |
| Dry days | 12 days | 14 days | 15 days |
Planning a trip to Passau? Discover the best time to visit
Passau in September - FAQ
What are the expected maximum and minimum temperatures in Passau during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Passau during September?
Moderate rainfall is anticipated in Passau during September, with a total of 89.7 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Passau during September?
The average wind speed in Passau during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Passau in September?
As you prepare for your trip to Passau 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 Passau, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long trousers
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- 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
September rainfall patterns in Passau
Explore the daily rainfall trends and prepare for Passaus September weather 💧
Typically, Passau has 16 rainy days in September with a total of 89.7 mm of rainfall.
UV exposure in Passau during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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