Weather in Sardinia for September 2025
Yellow Wind Warning - See hour by hour.
Until now, September 2025 in Sardinia is slightly cooler than the historical average by -0.9 °C.
The forecast for the next days in Sardinia predicts temperatures to be around 27 °C, close to the historical average.
In general, the average temperature in Sardinia at the beginning of September is 29.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.6 °C by the end of September.
The climate of Sardinia in September is notably wet, with an average of 11 rainy days, and a total of 42.1 mm of precipitation.
Is September a good time to visit Sardinia? check out the best time to travel to Sardinia page.
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Sardinia Weather September
What’s the Weather Like in Sardinia This September?
Temperatures trend during September in Sardinia
September weather in Sardinia day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 31° /16° | 0 mm | 8 | |
| 2 Sept. |  Partly cloudy | 27° /15° | 0.9 mm | 6 | |
| 3 Sept. | Sunny | 29° /15° | 3.2 mm | 7 | |
| 4 Sept. |  Cloudy | 30° /16° | 1.2 mm | 7 | |
| 5 Sept. | Sunny | 27° /14° | 0.9 mm | 7 | |
| 6 Sept. | Sunny | 29° /14° | 0.1 mm | 7 | |
| 7 Sept. | Cloudy | 31° /16° | 0.8 mm | 7 | |
| 8 Sept. | Sunny | 30° /17° | 10.4 mm | 7 | |
| 9 Sept. |  Patchy rain possible | 27° /15° | 1.9 mm | 6 | |
| 10 Sept. | Sunny | 24° /13° | 2.8 mm | 6 | |
| 11 Sept. | Sunny | 27° /13° | 0 mm | 6 | |
| 12 Sept. | Partly cloudy | 26° /13° | 3.1 mm | 6 | |
| 13 Sept. | Partly cloudy | 23° /13° | 0 mm | 6 | |
| 14 Sept. | Partly cloudy | 25° /13° | 0 mm | 6 | |
| 15 Sept. | Sunny | 28° /16° | 0 mm | 1.7 | |
| 16 Sept. | Sunny | 28° /16° | 0 mm | 1.7 | |
| 17 Sept. | Sunny | 27° /14° | 0 mm | 1.7 | |
| 18 Sept. | Sunny | 28° /15° | 0 mm | 1.7 | |
| 19 Sept. | Sunny | 30° /16° | 0 mm | 1.9 | |
| 20 Sept. | Sunny | 30° /17° | 0 mm | 5 | |
| 21 Sept. | Sunny | 29° /16° | 0 mm | 6 | |
| 22 Sept. | Patchy rain possible | 29° /16° | 0.6 mm | 5 | |
| 23 Sept. | Patchy rain possible | 28° /17° | 1.8 mm | 5 | |
| 24 Sept. | Partly cloudy | 29° /17° | 0 mm | 6 | |
| 25 Sept. | Partly cloudy | 21° /12° | 0 mm | 5 | |
| 26 Sept. | Patchy rain possible | 22° /11° | 0.1 mm | 4 | |
| 27 Sept. | Cloudy | 23° /11° | 0.1 mm | 4 | |
| 28 Sept. | Partly cloudy | 22° /10° | 0 mm | 5 | |
| 29 Sept. | Sunny | 23° /10° | 0 mm | 6 | |
| 30 Sept. | Sunny | 25° /10° | 0 mm | 7 | |
| Next | |||||
Sardinia weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Sunny | Patchy rain possible |
| Temperatures | 32°/18° | 26°/14° | 22°/12° |
| Rainfall | 52 mm | 42 mm | 59 mm |
| Wind | 13.5 km/h | 13.2 km/h | 13.5 km/h |
| Humidity | 49% | 58% | 66% |
| Rainy days | 7 days | 11 days | 14 days |
| Dry days | 24 days | 19 days | 17 days |
Planning a trip to Sardinia? Discover the best time to visit
Sardinia in September - FAQ
Sardinia water temperatures in September
The average water temperature of the Mediterranean Sea near Sardinia in September is 24.2 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Sardinia in September?
- The average water temperature in Sardinia in September is 24.2 °C.
- Can you swim in Sardinia in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
What to pack to Sardinia in September?
As you prepare for your trip to Sardinia 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 Sardinia, 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
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold 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 Sardinia
UV exposure in Sardinia during September
Quick links
Where is Sardinia?Get accurate weather forecasts for Sardinia, located at latitude 40 and longitude 9. Stay updated with localized weather information tailored for Sardinia.