Weather in Pompei for September 2026
- In general, the average temperature in Pompei at the beginning of September is 29 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.1 °C by the end of September. 
- The climate of Pompei in September is notably wet, with an average of 13 rainy days, and a total of 111.4 mm of precipitation. 
- Is September a good time to visit Pompei? check out the best time to travel to Pompei page. 
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Pompei Weather September
Temperatures trend during September in Pompei
September weather in Pompei day by day
| Date | Weather | Temperatures | Rain | UV | More | 
|---|---|---|---|---|---|
| 1 Sept. | Partly cloudy | 30° /21° | 0 mm | 8 | |
| 2 Sept. | Thundery outbreaks possible | 29° /20° | 1.8 mm | 6 | |
| 3 Sept. | Patchy rain possible | 28° /19° | 0.5 mm | 7 | |
| 4 Sept. | Sunny | 29° /19° | 0 mm | 7 | |
| 5 Sept. | Patchy light rain | 29° /20° | 1.3 mm | 7 | |
| 6 Sept. | Patchy light drizzle | 29° /19° | 0.4 mm | 7 | |
| 7 Sept. | Patchy rain possible | 29° /20° | 0.1 mm | 7 | |
| 8 Sept. | Sunny | 31° /21° | 0 mm | 8 | |
| 9 Sept. | Moderate or heavy rain shower | 27° /19° | 21.6 mm | 7 | |
| 10 Sept. | Patchy rain possible | 28° /19° | 4.5 mm | 6 | |
| 11 Sept. | Sunny | 27° /18° | 3.2 mm | 7 | |
| 12 Sept. | Light rain shower | 25° /18° | 3.7 mm | 6 | |
| 13 Sept. | Light drizzle | 24° /17° | 10.6 mm | 6 | |
| 14 Sept. | Patchy rain possible | 25° /15° | 0.6 mm | 6 | |
| 15 Sept. | Partly cloudy | 26° /16° | 0 mm | 7 | |
| 16 Sept. | Light rain shower | 25° /17° | 0.8 mm | 6 | |
| 17 Sept. | Light rain shower | 23° /16° | 6 mm | 5 | |
| 18 Sept. | Patchy rain possible | 27° /16° | 2 mm | 7 | |
| 19 Sept. | Patchy rain possible | 27° /17° | 4 mm | 7 | |
| 20 Sept. | Partly cloudy | 27° /17° | 0 mm | 7 | |
| 21 Sept. | Patchy rain possible | 27° /17° | 0 mm | 7 | |
| 22 Sept. | Sunny | 26° /18° | 0 mm | 7 | |
| 23 Sept. | Partly cloudy | 25° /17° | 1.6 mm | 6 | |
| 24 Sept. | Patchy rain possible | 25° /17° | 4.9 mm | 6 | |
| 25 Sept. | Patchy rain possible | 24° /16° | 0.1 mm | 5 | |
| 26 Sept. | Patchy rain possible | 24° /15° | 0.1 mm | 5 | |
| 27 Sept. | Sunny | 25° /17° | 0 mm | 7 | |
| 28 Sept. | Light rain shower | 23° /15° | 2.7 mm | 5 | |
| 29 Sept. | Patchy rain possible | 24° /14° | 0.4 mm | 5 | |
| 30 Sept. | Sunny | 24° /14° | 0.3 mm | 6 | |
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Pompei weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible | 
| Temperatures | 32°/22° | 26°/17° | 23°/16° | 
| Rainfall | 40 mm | 111 mm | 123 mm | 
| Wind | 11.5 km/h | 12 km/h | 8.7 km/h | 
| Humidity | 53% | 60% | 67% | 
| Rainy days | 7 days | 13 days | 10 days | 
| Dry days | 24 days | 17 days | 21 days | 
Planning a trip to Pompei? Discover the best time to visit
Pompei in September - FAQ
What to pack to Pompei in September?
As you prepare for your trip to Pompei 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 Pompei, 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 Pompei
UV exposure in Pompei during September
Quick links
Get accurate weather forecasts for Pompei, located at latitude 40.746 and longitude 14.497. Stay updated with localized weather information tailored for Pompei.