Click on a day for an hourly weather forecast
The temperatures in Bergen in September are usually low and can range between 11°C and 14°C.
There’s going to be many days of rain during the month of September in Bergen.
Bergen should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Bergen in September 2025.
If you’re planning to visit Bergen in the near future, we highly recommend that you review the 14 day weather forecast for Bergen before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / 0° | 14 | 7 | 12 | 294 mm | Awful | Bergen in January |
| February | 3° / 0° | 12 | 5 | 11 | 235 mm | Awful | Bergen in February |
| March | 5° / 2° | 14 | 9 | 9 | 264 mm | Awful | Bergen in March |
| April | 8° / 4° | 10 | 16 | 4 | 154 mm | Awful | Bergen in April |
| May | 11° / 7° | 9 | 21 | 1 | 167 mm | Bad | Bergen in May |
| June | 14° / 10° | 9 | 21 | 0 | 163 mm | Ok | Bergen in June |
| July | 16° / 12° | 11 | 20 | 0 | 203 mm | Ok | Bergen in July |
| August | 16° / 13° | 13 | 18 | 0 | 272 mm | Ok | Bergen in August |
| September | 14° / 11° | 15 | 15 | 0 | 360 mm | Ok | Bergen in September |
| October | 10° / 8° | 15 | 16 | 0 | 398 mm | Bad | Bergen in October |
| November | 7° / 5° | 15 | 13 | 2 | 370 mm | Awful | Bergen in November |
| December | 4° / 2° | 17 | 7 | 8 | 382 mm | Awful | Bergen in December |