Lower Saxony (Hannover)
September
Weather in Lower Saxony for September 2025
Your guide to Lower Saxony weather in September - trends and predictions
In general, the average temperature in Lower Saxony at the beginning of September is 26.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19 °C by the end of September.
Lower Saxony sees moderate rainfall in September, averaging 6 rainy days.
Is September a good time to visit Lower Saxony? check out the best time to travel to Lower Saxony page.
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24
Dry days
6
Rainy days
0
Snow days
24°/14°
Temperatures
15 km/h
Avg max wind
65 %
Avg humidity
Lower Saxony in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2  24° | 3  25° | 4 26° | 5  30° | 6 29° | 7 29° |
| 8 27° | 9 24° | 10 23° | 11 23° | 12  20° | 13  17° | 14 18° |
| 15 20° | 16 22° | 17 25° | 18 24° | 19 22° | 20 23° | 21 24° |
| 22  21° | 23 19° | 24 19° | 25 19° | 26 20° | 27 20° | 28 18° |
| 29 20° | 30 17° |
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Temperatures trend during September in Lower Saxony
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. | Light rain shower | 22° /12° | 1.5 mm | 6 | |
| 2 Sept. | Cloudy | 24° /13° | 0.4 mm | 6 | |
| 3 Sept. | Partly cloudy | 25° /16° | 0.5 mm | 6 | |
| 4 Sept. | Partly cloudy | 26° /14° | 9.6 mm | 7 | |
| 5 Sept. | Sunny | 30° /16° | 0.2 mm | 7 | |
| 6 Sept. | Sunny | 29° /17° | 0.1 mm | 7 | |
| 7 Sept. | Sunny | 29° /16° | 0 mm | 7 | |
| 8 Sept. | Sunny | 27° /16° | 2.2 mm | 7 | |
| 9 Sept. | Sunny | 24° /15° | 15.4 mm | 6 | |
| 10 Sept. | Sunny | 23° /14° | 2.6 mm | 6 | |
| 11 Sept. | Sunny | 23° /13° | 2.8 mm | 6 | |
| 12 Sept. | Thundery outbreaks possible | 20° /11° | 3.7 mm | 5 | |
| 13 Sept. | Overcast | 17° /8° | 0.5 mm | 4 | |
| 14 Sept. | Sunny | 18° /7° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 20° /8° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 22° /11° | 0.2 mm | 6 | |
| 17 Sept. | Cloudy | 25° /12° | 0 mm | 6 | |
| 18 Sept. | Partly cloudy | 24° /15° | 0 mm | 6 | |
| 19 Sept. | Cloudy | 22° /13° | 0 mm | 5 | |
| 20 Sept. | Cloudy | 23° /14° | 0 mm | 6 | |
| 21 Sept. | Cloudy | 24° /12° | 0.9 mm | 6 | |
| 22 Sept. | Light drizzle | 21° /12° | 1.4 mm | 5 | |
| 23 Sept. | Patchy rain possible | 19° /12° | 0.5 mm | 5 | |
| 24 Sept. | Sunny | 19° /10° | 2 mm | 5 | |
| 25 Sept. | Overcast | 19° /11° | 3.1 mm | 5 | |
| 26 Sept. | Overcast | 20° /12° | 2.8 mm | 5 | |
| 27 Sept. | Sunny | 20° /12° | 1.1 mm | 5 | |
| 28 Sept. | Partly cloudy | 18° /11° | 1.2 mm | 5 | |
| 29 Sept. | Light rain shower | 20° /10° | 2 mm | 5 | |
| 30 Sept. | Patchy rain possible | 17° /8° | 1.9 mm | 4 | |
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Important Notice
Our weather forecast for Lower Saxony 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 Saxony forecast closer to your planned date for the most up-to-date weather information.
Lower Saxony in September - FAQ
What are the expected maximum and minimum temperatures in Lower Saxony during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lower Saxony during September?
Expect minimal rainfall in Lower Saxony during September, with a total of 18.9 mm over approximately 6 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Lower Saxony during September?
The average wind speed in Lower Saxony during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Lower Saxony in September?
As you prepare for your trip to Lower Saxony 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 Saxony, 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 Saxony
Explore the daily rainfall trends and prepare for Lower Saxonys September weather 💧
UV exposure in Lower Saxony during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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