Weather in Italy for September 2025
In general, the average temperature in Italy at the beginning of September is 30.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.7 °C by the end of September.
Italy in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 71.8 mm.
Is September a good time to visit Italy? check out the best time to travel to Italy page.
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Italy in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2  31° | 3  31° | 4  30° | 5 29° | 6 31° | 7 32° |
| 8 31° | 9 30° | 10 30° | 11 29° | 12 29° | 13 28° | 14 28° |
| 15 28° | 16 28° | 17 25° | 18 27° | 19 26° | 20 26° | 21 27° |
| 22 26° | 23 25° | 24 25° | 25 26° | 26 26° | 27 26° | 28 25° |
| 29 26° | 30 26° |
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Temperatures trend during September in Italy
September weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Partly cloudy | 31° /21° | 0.4 mm | 8 | |
| 2 Sept. | Sunny | 31° /20° | 0 mm | 8 | |
| 3 Sept. | Moderate rain at times | 31° /21° | 0.2 mm | 7 | |
| 4 Sept. | Patchy rain possible | 30° /21° | 0.8 mm | 7 | |
| 5 Sept. | Sunny | 29° /19° | 4.9 mm | 7 | |
| 6 Sept. | Partly cloudy | 31° /20° | 0.1 mm | 8 | |
| 7 Sept. | Sunny | 32° /20° | 0.3 mm | 8 | |
| 8 Sept. | Patchy rain possible | 31° /21° | 0.3 mm | 7 | |
| 9 Sept. | Partly cloudy | 30° /20° | 5.7 mm | 7 | |
| 10 Sept. | Patchy rain possible | 30° /20° | 0.3 mm | 7 | |
| 11 Sept. | Sunny | 29° /20° | 0.9 mm | 7 | |
| 12 Sept. | Sunny | 29° /18° | 4.5 mm | 7 | |
| 13 Sept. | Sunny | 28° /17° | 1.8 mm | 7 | |
| 14 Sept. | Partly cloudy | 28° /17° | 0 mm | 7 | |
| 15 Sept. | Sunny | 28° /18° | 0.7 mm | 7 | |
| 16 Sept. | Patchy rain possible | 28° /19° | 3.2 mm | 6 | |
| 17 Sept. | Moderate or heavy rain shower | 25° /18° | 4.3 mm | 6 | |
| 18 Sept. | Patchy rain possible | 27° /17° | 0.5 mm | 6 | |
| 19 Sept. | Patchy rain possible | 26° /18° | 2.2 mm | 6 | |
| 20 Sept. | Patchy rain possible | 26° /18° | 0.6 mm | 6 | |
| 21 Sept. | Patchy rain possible | 27° /17° | 1.3 mm | 6 | |
| 22 Sept. | Patchy rain possible | 26° /17° | 1.5 mm | 6 | |
| 23 Sept. | Sunny | 25° /16° | 3.7 mm | 6 | |
| 24 Sept. | Patchy rain possible | 25° /16° | 1.4 mm | 6 | |
| 25 Sept. | Partly cloudy | 26° /17° | 8.7 mm | 6 | |
| 26 Sept. | Sunny | 26° /18° | 4 mm | 7 | |
| 27 Sept. | Moderate or heavy rain shower | 26° /19° | 2 mm | 7 | |
| 28 Sept. | Partly cloudy | 25° /18° | 1.7 mm | 6 | |
| 29 Sept. | Sunny | 26° /17° | 10.1 mm | 6 | |
| 30 Sept. | Sunny | 26° /16° | 5.8 mm | 6 | |
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Guide for Italy in September
In September, Italy experiences a transition from the warm summer weather to the cooler temperatures of autumn. At the beginning of the month, the northern regions such as Milan and Venice typically have pleasant temperatures ranging from 20° to 25°, with occasional showers.
Central regions like Florence and Rome also enjoy mild temperatures around 22° to 27°, making it an ideal time for outdoor activities and sightseeing.
The southern regions, including Naples and Sicily, tend to have warmer temperatures ranging from 25° to 30°, with plenty of sunshine and minimal rainfall.
As the month progresses, Italy begins to witness a gradual drop in temperatures. By the end of September, the northern regions experience cooler weather with temperatures ranging from 15° to 20°, while central Italy sees a decrease to around 18° to 23°.
The southern regions also start to cool down, with temperatures ranging from 22° to 27°.
Overall, September in Italy offers a delightful transition from summer to autumn, allowing visitors to enjoy the beautiful landscapes and cultural attractions without the intense heat of the peak summer months.
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Italy in September - FAQ
What to pack to Italy in September?
As you prepare for your trip to Italy in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Italy, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Italy
UV exposure in Italy during September
Quick links
Where is Italy?Get accurate weather forecasts for Italy, located at latitude 41.892 and longitude 12.511. Stay updated with localized weather information tailored for Italy.