Weather in Koblenz for September 2025
In general, the average temperature in Koblenz at the beginning of September is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19 °C by the end of September.
Koblenz in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 67.9 mm.
Is September a good time to visit Koblenz? check out the best time to travel to Koblenz page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
Koblenz in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 24° | 2 28° | 3 26° | 4 22° | 5 29° | 6 24° | 7 29° |
8 25° | 9 25° | 10 24° | 11 23° | 12 21° | 13 16° | 14 18° |
15 21° | 16 21° | 17 25° | 18 24° | 19 22° | 20 23° | 21 24° |
22 22° | 23 17° | 24 18° | 25 19° | 26 21° | 27 20° | 28 19° |
29 19° | 30 17° |
You can click on date
Temperatures trend during September in Koblenz
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Sept. | Moderate rain | 24° /12° | 3.2 mm | 5 | |
2 Sept. | Fog | 28° /12° | 2.8 mm | 6 | |
3 Sept. | Mist | 26° /13° | 0.6 mm | 6 | |
4 Sept. | Partly cloudy | 22° /12° | 5.4 mm | 6 | |
5 Sept. | Sunny | 29° /12° | 0.1 mm | 7 | |
6 Sept. | Sunny | 24° /12° | 0.2 mm | 6 | |
7 Sept. | Sunny | 29° /11° | 0 mm | 7 | |
8 Sept. | Sunny | 25° /12° | 0.8 mm | 6 | |
9 Sept. | Sunny | 25° /13° | 5.7 mm | 7 | |
10 Sept. | Sunny | 24° /12° | 0.7 mm | 6 | |
11 Sept. | Sunny | 23° /9° | 3.1 mm | 6 | |
12 Sept. | Moderate or heavy rain with thunder | 21° /9° | 17.6 mm | 5 | |
13 Sept. | Mist | 16° /7° | 0.8 mm | 4 | |
14 Sept. | Cloudy | 18° /7° | 0 mm | 5 | |
15 Sept. | Sunny | 21° /5° | 0 mm | 6 | |
16 Sept. | Partly cloudy | 21° /10° | 1 mm | 6 | |
17 Sept. | Mist | 25° /12° | 0.5 mm | 6 | |
18 Sept. | Mist | 24° /11° | 1.2 mm | 6 | |
19 Sept. | Patchy rain possible | 22° /11° | 0.3 mm | 5 | |
20 Sept. | Partly cloudy | 23° /9° | 0 mm | 6 | |
21 Sept. | Heavy rain | 24° /9° | 5.5 mm | 6 | |
22 Sept. | Light drizzle | 22° /8° | 1.1 mm | 5 | |
23 Sept. | Light rain shower | 17° /7° | 1.7 mm | 4 | |
24 Sept. | Partly cloudy | 18° /7° | 1.8 mm | 5 | |
25 Sept. | Partly cloudy | 19° /8° | 2.8 mm | 5 | |
26 Sept. | Sunny | 21° /10° | 7.5 mm | 5 | |
27 Sept. | Overcast | 20° /9° | 1.6 mm | 5 | |
28 Sept. | Partly cloudy | 19° /7° | 1.2 mm | 5 | |
29 Sept. | Patchy rain possible | 19° /8° | 0.3 mm | 4 | |
30 Sept. | Mist | 17° /6° | 0.5 mm | 4 | |
Next |
Koblenz in September - FAQ
What to pack to Koblenz in September?
As you prepare for your trip to Koblenz 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 Koblenz, 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 Koblenz
UV exposure in Koblenz during September
Quick links
Get accurate weather forecasts for Koblenz, located at latitude 50.354 and longitude 7.579. Stay updated with localized weather information tailored for Koblenz.