Click on a day for an hourly weather forecast
The temperatures in Giessen in October are quite cold with temperatures between 5°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Giessen during the month of October. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Giessen can expect a few days of snow in October.
Our weather forecast can give you a great sense of what weather to expect in Giessen in October 2026.
If you’re planning to visit Giessen in the near future, we highly recommend that you review the 14 day weather forecast for Giessen before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -4° | 8 | 8 | 15 | 142 mm | Awful | Giessen in January |
| February | 4° / -3° | 8 | 9 | 12 | 101 mm | Awful | Giessen in February |
| March | 9° / 0° | 8 | 16 | 7 | 104 mm | Awful | Giessen in March |
| April | 14° / 3° | 7 | 21 | 3 | 83 mm | Bad | Giessen in April |
| May | 18° / 7° | 12 | 19 | 0 | 189 mm | Ok | Giessen in May |
| June | 22° / 11° | 10 | 20 | 0 | 203 mm | Ok | Giessen in June |
| July | 23° / 12° | 10 | 22 | 0 | 182 mm | Good | Giessen in July |
| August | 23° / 12° | 9 | 22 | 0 | 163 mm | Good | Giessen in August |
| September | 19° / 9° | 6 | 24 | 0 | 104 mm | Good | Giessen in September |
| October | 14° / 5° | 7 | 24 | 1 | 93 mm | Ok | Giessen in October |
| November | 9° / 1° | 6 | 19 | 5 | 73 mm | Bad | Giessen in November |
| December | 4° / -2° | 10 | 10 | 11 | 122 mm | Awful | Giessen in December |