Click on a day for an hourly weather forecast
The temperatures in Landau in September are comfortable with low of 11°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Landau during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Landau in September 2026.
If you’re planning to visit Landau in the near future, we highly recommend that you review the 14 day weather forecast for Landau before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -1° | 6 | 16 | 9 | 66 mm | Awful | Landau in January |
| February | 6° / 0° | 6 | 16 | 6 | 67 mm | Awful | Landau in February |
| March | 11° / 2° | 5 | 23 | 3 | 48 mm | Bad | Landau in March |
| April | 16° / 5° | 4 | 26 | 1 | 38 mm | Good | Landau in April |
| May | 19° / 8° | 7 | 24 | 0 | 101 mm | Ok | Landau in May |
| June | 23° / 12° | 5 | 25 | 0 | 76 mm | Perfect | Landau in June |
| July | 25° / 14° | 5 | 26 | 0 | 95 mm | Perfect | Landau in July |
| August | 25° / 14° | 4 | 27 | 0 | 71 mm | Perfect | Landau in August |
| September | 21° / 11° | 3 | 27 | 0 | 53 mm | Good | Landau in September |
| October | 15° / 7° | 5 | 26 | 0 | 58 mm | Good | Landau in October |
| November | 9° / 4° | 6 | 22 | 2 | 65 mm | Bad | Landau in November |
| December | 6° / 1° | 8 | 17 | 6 | 88 mm | Awful | Landau in December |