Click on a day for an hourly weather forecast
The temperatures in Ostergotland in September are quite cold with temperatures between 9°C and 17°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Ostergotland 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 Ostergotland in September 2025.
If you’re planning to visit Ostergotland in the near future, we highly recommend that you review the 14 day weather forecast for Ostergotland before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 0° / -4° | 4 | 12 | 16 | 37 mm | Awful | Ostergotland in January |
| February | 1° / -4° | 3 | 11 | 14 | 32 mm | Awful | Ostergotland in February |
| March | 5° / -1° | 5 | 16 | 10 | 33 mm | Awful | Ostergotland in March |
| April | 11° / 2° | 4 | 22 | 4 | 29 mm | Bad | Ostergotland in April |
| May | 16° / 6° | 4 | 26 | 1 | 52 mm | Good | Ostergotland in May |
| June | 20° / 10° | 4 | 26 | 0 | 61 mm | Good | Ostergotland in June |
| July | 23° / 13° | 6 | 25 | 0 | 85 mm | Perfect | Ostergotland in July |
| August | 21° / 12° | 5 | 26 | 0 | 68 mm | Good | Ostergotland in August |
| September | 17° / 9° | 4 | 26 | 0 | 41 mm | Good | Ostergotland in September |
| October | 10° / 5° | 5 | 25 | 1 | 48 mm | Ok | Ostergotland in October |
| November | 5° / 2° | 5 | 20 | 5 | 45 mm | Awful | Ostergotland in November |
| December | 1° / -2° | 5 | 14 | 12 | 43 mm | Awful | Ostergotland in December |