Click on a day for an hourly weather forecast
The temperatures in Lombardy in September are comfortable with low of 16°C and and high up to 26°C.
You can expect about 3 to 8 days of rain in Lombardy 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 Lombardy in September 2025.
If you’re planning to visit Lombardy in the near future, we highly recommend that you review the 14 day weather forecast for Lombardy before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / 2° | 5 | 24 | 2 | 78 mm | Bad | Lombardy in January |
| February | 10° / 3° | 6 | 21 | 2 | 114 mm | Bad | Lombardy in February |
| March | 15° / 6° | 7 | 24 | 1 | 126 mm | Ok | Lombardy in March |
| April | 19° / 10° | 7 | 23 | 0 | 184 mm | Ok | Lombardy in April |
| May | 23° / 13° | 10 | 21 | 0 | 234 mm | Good | Lombardy in May |
| June | 28° / 17° | 11 | 19 | 0 | 230 mm | Good | Lombardy in June |
| July | 30° / 19° | 10 | 21 | 0 | 225 mm | Ok | Lombardy in July |
| August | 30° / 19° | 10 | 21 | 0 | 240 mm | Ok | Lombardy in August |
| September | 26° / 16° | 7 | 23 | 0 | 185 mm | Good | Lombardy in September |
| October | 19° / 12° | 7 | 24 | 0 | 188 mm | Ok | Lombardy in October |
| November | 13° / 8° | 9 | 21 | 0 | 241 mm | Bad | Lombardy in November |
| December | 8° / 3° | 6 | 23 | 2 | 99 mm | Bad | Lombardy in December |