Karlsruhe
September
Weather in Karlsruhe for September 2026
Your guide to Karlsruhe weather in September - trends and predictions
In general, the average temperature in Karlsruhe at the beginning of September is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.7 °C by the end of September.
Karlsruhe in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 270.7 mm.
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Temperatures
Rain 🌧️
More
13
Dry days
17
Rainy days
0
Snow days
26°/10°
Temperatures
14 km/h
Avg max wind
72 %
Avg humidity
Karlsruhe Weather September
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Temperatures trend during September in Karlsruhe
See the weather trend as well as the moving average line
September weather in Karlsruhe day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 26° /15° | 0.7 mm | 6 | |
| 2 Sept. |  Mist | 25° /14° | 1.4 mm | 6 | |
| 3 Sept. | Patchy rain possible | 27° /16° | 1 mm | 6 | |
| 4 Sept. |  Sunny | 24° /15° | 5.9 mm | 6 | |
| 5 Sept. | Sunny | 26° /14° | 3.5 mm | 6 | |
| 6 Sept. | Sunny | 26° /13° | 1.7 mm | 6 | |
| 7 Sept. | Sunny | 28° /13° | 0 mm | 7 | |
| 8 Sept. | Light rain shower | 25° /14° | 1.7 mm | 6 | |
| 9 Sept. | Light rain shower | 22° /14° | 13.2 mm | 5 | |
| 10 Sept. | Sunny | 23° /14° | 0.8 mm | 5 | |
| 11 Sept. |  Cloudy | 22° /12° | 2.8 mm | 5 | |
| 12 Sept. | Patchy rain possible | 22° /11° | 0.4 mm | 5 | |
| 13 Sept. |  Overcast | 20° /10° | 0.7 mm | 5 | |
| 14 Sept. | Overcast | 20° /11° | 4.7 mm | 4 | |
| 15 Sept. |  Partly cloudy | 22° /11° | 0.5 mm | 5 | |
| 16 Sept. | Patchy rain possible | 20° /11° | 0.1 mm | 5 | |
| 17 Sept. | Sunny | 22° /11° | 0.4 mm | 5 | |
| 18 Sept. | Light rain shower | 24° /12° | 1.2 mm | 6 | |
| 19 Sept. | Partly cloudy | 24° /13° | 0.2 mm | 6 | |
| 20 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| 21 Sept. |  Patchy light drizzle | 24° /12° | 11.4 mm | 6 | |
| 22 Sept. | Light rain shower | 18° /11° | 5.8 mm | 4 | |
| 23 Sept. | Light rain shower | 18° /10° | 3.3 mm | 4 | |
| 24 Sept. | Sunny | 18° /9° | 14 mm | 4 | |
| 25 Sept. | Sunny | 17° /9° | 2.9 mm | 4 | |
| 26 Sept. | Sunny | 18° /10° | 6.2 mm | 5 | |
| 27 Sept. | Overcast | 19° /9° | 1.8 mm | 5 | |
| 28 Sept. | Partly cloudy | 20° /9° | 2.6 mm | 5 | |
| 29 Sept. | Cloudy | 20° /10° | 0 mm | 5 | |
| 30 Sept. | Patchy rain possible | 19° /9° | 1.3 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Karlsruhe 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 Karlsruhe forecast closer to your planned date for the most up-to-date weather information.
Change Month
Karlsruhe weather in September vs August vs October
Compare September weather in Karlsruhe 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 | Light rain shower | Patchy rain possible |
| Temperatures | 30°/13° | 26°/10° | 20°/8° |
| Rainfall | 264 mm | 271 mm | 117 mm |
| Wind | 13.1 km/h | 14.4 km/h | 14.7 km/h |
| Humidity | 67% | 72% | 76% |
| Rainy days | 17 days | 17 days | 3 days |
| Dry days | 14 days | 13 days | 28 days |
Planning a trip to Karlsruhe? Discover the best time to visit
Karlsruhe in September - FAQ
What are the expected maximum and minimum temperatures in Karlsruhe during September?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Karlsruhe during September?
Significant rainfall exceeding 270.7 mm is expected in Karlsruhe during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Karlsruhe during September?
The average wind speed in Karlsruhe during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Karlsruhe in September?
As you prepare for your trip to Karlsruhe 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 Karlsruhe, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- 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
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Karlsruhe
Explore the daily rainfall trends and prepare for Karlsruhes September weather 💧
UV exposure in Karlsruhe during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
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