Click on a day for an hourly weather forecast
The temperatures in Kristiansund in September are usually low and can range between 10°C and 13°C.
You can expect rain for roughly half of the month of September in Kristiansund. 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 Kristiansund in September 2026.
If you’re planning to visit Kristiansund in the near future, we highly recommend that you review the 14 day weather forecast for Kristiansund before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -1° | 9 | 9 | 14 | 149 mm | Awful | Kristiansund in January |
| February | 2° / -1° | 8 | 9 | 13 | 143 mm | Awful | Kristiansund in February |
| March | 3° / 0° | 10 | 9 | 13 | 172 mm | Awful | Kristiansund in March |
| April | 6° / 3° | 8 | 15 | 8 | 104 mm | Awful | Kristiansund in April |
| May | 10° / 6° | 6 | 21 | 3 | 85 mm | Bad | Kristiansund in May |
| June | 13° / 9° | 8 | 22 | 0 | 112 mm | Bad | Kristiansund in June |
| July | 15° / 11° | 7 | 24 | 0 | 112 mm | Ok | Kristiansund in July |
| August | 16° / 12° | 7 | 24 | 0 | 152 mm | Ok | Kristiansund in August |
| September | 13° / 10° | 10 | 20 | 0 | 162 mm | Bad | Kristiansund in September |
| October | 9° / 6° | 9 | 21 | 1 | 167 mm | Bad | Kristiansund in October |
| November | 5° / 3° | 8 | 18 | 4 | 123 mm | Awful | Kristiansund in November |
| December | 3° / 1° | 10 | 11 | 9 | 173 mm | Awful | Kristiansund in December |