Click on a day for an hourly weather forecast
The temperatures in Stavern in September are usually low and can range between 11°C and 16°C.
You can expect about 3 to 8 days of rain in Stavern 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 Stavern in September 2026.
If you’re planning to visit Stavern in the near future, we highly recommend that you review the 14 day weather forecast for Stavern before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -2° | 5 | 15 | 11 | 125 mm | Awful | Stavern in January |
| February | 1° / -2° | 6 | 11 | 12 | 104 mm | Awful | Stavern in February |
| March | 4° / 1° | 5 | 19 | 6 | 81 mm | Awful | Stavern in March |
| April | 9° / 4° | 4 | 24 | 2 | 50 mm | Bad | Stavern in April |
| May | 13° / 8° | 6 | 25 | 0 | 103 mm | Ok | Stavern in May |
| June | 17° / 12° | 5 | 25 | 0 | 97 mm | Good | Stavern in June |
| July | 19° / 14° | 7 | 24 | 0 | 123 mm | Ok | Stavern in July |
| August | 19° / 14° | 7 | 24 | 0 | 152 mm | Ok | Stavern in August |
| September | 16° / 11° | 6 | 24 | 0 | 136 mm | Good | Stavern in September |
| October | 11° / 7° | 10 | 21 | 0 | 167 mm | Bad | Stavern in October |
| November | 6° / 4° | 9 | 17 | 4 | 158 mm | Awful | Stavern in November |
| December | 3° / 0° | 9 | 14 | 8 | 134 mm | Awful | Stavern in December |