Click on a day for an hourly weather forecast
The temperatures in Flensborg in October are quite cold with temperatures between 8°C and 13°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Flensborg. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Flensborg in October 2025.
If you’re planning to visit Flensborg in the near future, we highly recommend that you review the 14 day weather forecast for Flensborg before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / 0° | 10 | 12 | 9 | 95 mm | Awful | Flensborg in January |
| February | 4° / 0° | 8 | 10 | 11 | 74 mm | Awful | Flensborg in February |
| March | 7° / 2° | 7 | 19 | 5 | 63 mm | Awful | Flensborg in March |
| April | 12° / 4° | 5 | 23 | 2 | 44 mm | Bad | Flensborg in April |
| May | 15° / 7° | 7 | 24 | 0 | 78 mm | Ok | Flensborg in May |
| June | 19° / 11° | 5 | 25 | 0 | 77 mm | Good | Flensborg in June |
| July | 21° / 13° | 7 | 24 | 0 | 100 mm | Ok | Flensborg in July |
| August | 21° / 14° | 6 | 25 | 0 | 114 mm | Good | Flensborg in August |
| September | 18° / 12° | 6 | 24 | 0 | 105 mm | Good | Flensborg in September |
| October | 13° / 8° | 8 | 23 | 0 | 116 mm | Bad | Flensborg in October |
| November | 8° / 5° | 9 | 19 | 2 | 100 mm | Awful | Flensborg in November |
| December | 5° / 2° | 10 | 15 | 6 | 105 mm | Awful | Flensborg in December |