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The temperatures in Rovaniemi in September are quite cold with temperatures between 5°C and 11°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Rovaniemi 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.
Please note that Rovaniemi can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Rovaniemi in September 2025.
If you’re planning to visit Rovaniemi in the near future, we highly recommend that you review the 14 day weather forecast for Rovaniemi before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -9° / -14° | 1 | 6 | 24 | 59 mm | Awful | Rovaniemi in January |
| February | -8° / -13° | 1 | 6 | 21 | 54 mm | Awful | Rovaniemi in February |
| March | -3° / -10° | 5 | 5 | 23 | 62 mm | Awful | Rovaniemi in March |
| April | 1° / -4° | 7 | 4 | 21 | 58 mm | Awful | Rovaniemi in April |
| May | 10° / 3° | 8 | 15 | 8 | 78 mm | Awful | Rovaniemi in May |
| June | 16° / 8° | 8 | 21 | 1 | 97 mm | Ok | Rovaniemi in June |
| July | 20° / 11° | 7 | 24 | 0 | 99 mm | Ok | Rovaniemi in July |
| August | 17° / 9° | 7 | 24 | 0 | 96 mm | Ok | Rovaniemi in August |
| September | 11° / 5° | 7 | 22 | 1 | 77 mm | Bad | Rovaniemi in September |
| October | 3° / -1° | 7 | 13 | 11 | 77 mm | Awful | Rovaniemi in October |
| November | -2° / -5° | 6 | 6 | 18 | 74 mm | Awful | Rovaniemi in November |
| December | -6° / -10° | 3 | 4 | 25 | 67 mm | Awful | Rovaniemi in December |