Weather in Lazio for September 2025
Until now, September 2025 in Lazio is slightly cooler than the historical average by -1.9 °C.
Expect cooler weather in the next days in Lazio with the forecast suggesting a temperature of 28 °C, lower than the historical average.
In general, the average temperature in Lazio at the beginning of September is 30.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.6 °C by the end of September.
Lazio 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 Lazio? check out the best time to travel to Lazio page.
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Lazio Weather September
What’s the Weather Like in Lazio This September?
Temperatures trend during September in Lazio
September weather in Lazio day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 31° /20° | 0.3 mm | 7 | |
| 2 Sept. | Sunny | 30° /20° | 2.3 mm | 7 | |
| 3 Sept. | Sunny | 30° /20° | 0.2 mm | 7 | |
| 4 Sept. | Sunny | 30° /20° | 0.6 mm | 7 | |
| 5 Sept. | Sunny | 29° /19° | 3.9 mm | 7 | |
| 6 Sept. |  Partly cloudy | 31° /20° | 0.1 mm | 7 | |
| 7 Sept. | Sunny | 31° /20° | 0.2 mm | 7 | |
| 8 Sept. | Partly cloudy | 31° /21° | 0.3 mm | 7 | |
| 9 Sept. | Partly cloudy | 29° /20° | 4.6 mm | 7 | |
| 10 Sept. |  Patchy rain possible | 29° /20° | 4.1 mm | 7 | |
| 11 Sept. | Sunny | 28° /19° | 1.4 mm | 7 | |
| 12 Sept. | Sunny | 29° /18° | 3.6 mm | 7 | |
| 13 Sept. | Sunny | 28° /18° | 1.4 mm | 7 | |
| 14 Sept. | Sunny | 28° /18° | 0 mm | 7 | |
| 15 Sept. | Sunny | 28° /18° | 0.7 mm | 7 | |
| 16 Sept. | Sunny | 29° /20° | 0 mm | 1.5 | |
| 17 Sept. | Sunny | 30° /21° | 0 mm | 1.4 | |
| 18 Sept. | Sunny | 31° /19° | 0 mm | 1.5 | |
| 19 Sept. | Sunny | 30° /20° | 0 mm | 1.7 | |
| 20 Sept. | Sunny | 30° /20° | 0 mm | 6 | |
| 21 Sept. | Sunny | 30° /20° | 0 mm | 6 | |
| 22 Sept. | Sunny | 29° /19° | 0 mm | 6 | |
| 23 Sept. | Patchy rain possible | 28° /19° | 0.3 mm | 5 | |
| 24 Sept. | Patchy rain possible | 28° /20° | 2.5 mm | 5 | |
| 25 Sept. | Patchy rain possible | 24° /19° | 2.7 mm | 5 | |
| 26 Sept. | Sunny | 24° /17° | 0 mm | 5 | |
| 27 Sept. | Sunny | 25° /16° | 0 mm | 6 | |
| 28 Sept. | Sunny | 26° /17° | 0 mm | 6 | |
| 29 Sept. | Sunny | 26° /17° | 10.1 mm | 6 | |
| 30 Sept. | Sunny | 26° /16° | 5.8 mm | 6 | |
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Lazio weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 32°/22° | 28°/19° | 23°/16° |
| Rainfall | 31 mm | 72 mm | 78 mm |
| Wind | 17.8 km/h | 16.2 km/h | 13.6 km/h |
| Humidity | 51% | 58% | 64% |
| Rainy days | 7 days | 18 days | 21 days |
| Dry days | 24 days | 12 days | 10 days |
Planning a trip to Lazio? Discover the best time to visit
Lazio in September - FAQ
What to pack to Lazio in September?
As you prepare for your trip to Lazio 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 Lazio, 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 Lazio
UV exposure in Lazio during September
Quick links
Where is Lazio?Get accurate weather forecasts for Lazio, located at latitude 41.892 and longitude 12.511. Stay updated with localized weather information tailored for Lazio.