Click on a day for an hourly weather forecast
The temperatures in Drammen in September are quite cold with temperatures between 5°C and 15°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Drammen. 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 Drammen in September 2026.
If you’re planning to visit Drammen in the near future, we highly recommend that you review the 14 day weather forecast for Drammen before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -5° / -9° | 5 | 10 | 16 | 115 mm | Awful | Drammen in January |
| February | -3° / -9° | 4 | 8 | 17 | 99 mm | Awful | Drammen in February |
| March | 2° / -6° | 5 | 14 | 12 | 97 mm | Awful | Drammen in March |
| April | 8° / -1° | 6 | 19 | 5 | 66 mm | Bad | Drammen in April |
| May | 14° / 4° | 8 | 22 | 1 | 145 mm | Ok | Drammen in May |
| June | 18° / 8° | 8 | 22 | 0 | 143 mm | Ok | Drammen in June |
| July | 20° / 10° | 9 | 22 | 0 | 171 mm | Ok | Drammen in July |
| August | 19° / 9° | 9 | 22 | 0 | 176 mm | Ok | Drammen in August |
| September | 15° / 5° | 8 | 22 | 0 | 150 mm | Ok | Drammen in September |
| October | 8° / 1° | 10 | 19 | 2 | 164 mm | Awful | Drammen in October |
| November | 1° / -3° | 8 | 13 | 8 | 159 mm | Awful | Drammen in November |
| December | -3° / -7° | 7 | 9 | 15 | 133 mm | Awful | Drammen in December |