Click on a day for an hourly weather forecast
The temperatures in Hanover in October are quite cold with temperatures between 6°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Hanover 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.
Our weather forecast can give you a great sense of what weather to expect in Hanover in October 2025.
If you’re planning to visit Hanover in the near future, we highly recommend that you review the 14 day weather forecast for Hanover before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -1° | 9 | 11 | 11 | 89 mm | Awful | Hanover in January |
| February | 5° / -1° | 7 | 12 | 9 | 69 mm | Awful | Hanover in February |
| March | 9° / 1° | 8 | 19 | 4 | 66 mm | Awful | Hanover in March |
| April | 15° / 4° | 5 | 23 | 2 | 51 mm | Ok | Hanover in April |
| May | 18° / 7° | 6 | 25 | 0 | 92 mm | Good | Hanover in May |
| June | 22° / 10° | 5 | 25 | 0 | 98 mm | Good | Hanover in June |
| July | 24° / 13° | 7 | 24 | 0 | 117 mm | Good | Hanover in July |
| August | 24° / 13° | 5 | 26 | 0 | 98 mm | Perfect | Hanover in August |
| September | 20° / 10° | 5 | 25 | 0 | 70 mm | Good | Hanover in September |
| October | 14° / 6° | 6 | 25 | 0 | 79 mm | Good | Hanover in October |
| November | 9° / 3° | 7 | 22 | 2 | 65 mm | Awful | Hanover in November |
| December | 5° / 1° | 8 | 16 | 7 | 84 mm | Awful | Hanover in December |