Click on a day for an hourly weather forecast
The temperatures in Imperia in September are comfortable with low of 18°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Imperia 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 Imperia in September 2026.
If you’re planning to visit Imperia in the near future, we highly recommend that you review the 14 day weather forecast for Imperia before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 10° / 6° | 4 | 27 | 0 | 73 mm | Ok | Imperia in January |
| February | 10° / 6° | 4 | 23 | 1 | 95 mm | Ok | Imperia in February |
| March | 12° / 7° | 6 | 25 | 0 | 113 mm | Ok | Imperia in March |
| April | 15° / 9° | 6 | 24 | 0 | 124 mm | Good | Imperia in April |
| May | 19° / 13° | 7 | 24 | 0 | 146 mm | Ok | Imperia in May |
| June | 23° / 17° | 7 | 23 | 0 | 156 mm | Good | Imperia in June |
| July | 26° / 20° | 9 | 22 | 0 | 145 mm | Good | Imperia in July |
| August | 26° / 21° | 6 | 25 | 0 | 105 mm | Perfect | Imperia in August |
| September | 23° / 18° | 6 | 24 | 0 | 114 mm | Perfect | Imperia in September |
| October | 19° / 15° | 5 | 26 | 0 | 169 mm | Good | Imperia in October |
| November | 15° / 11° | 7 | 23 | 0 | 241 mm | Ok | Imperia in November |
| December | 11° / 7° | 4 | 27 | 0 | 109 mm | Ok | Imperia in December |