Weather in Sardinia for September 2026
So far, September 2026 in Sardinia is slightly warmer than the historical average by 1.3 °C.
Expect cooler weather in the next days in Sardinia with the forecast suggesting a temperature of 25.9 °C, lower than the historical average.
In general, the average temperature in Sardinia at the beginning of September is 30 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25 °C by the end of September.
Sardinia experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 41.4 mm.
Is September a good time to visit Sardinia? check out the best time to travel to Sardinia page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
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 | 29° /16° | 0.7 mm | 7 | |
| 3 Sept. | Sunny | 30° /15° | 2.4 mm | 7 | |
| 4 Sept. | Sunny | 31° /16° | 0.9 mm | 7 | |
| 5 Sept. | Sunny | 28° /15° | 0.6 mm | 7 | |
| 6 Sept. | Sunny | 30° /15° | 0.1 mm | 7 | |
| 7 Sept. | Sunny | 31° /16° | 1.8 mm | 7 | |
| 8 Sept. | Sunny | 31° /17° | 7.8 mm | 7 | |
| 9 Sept. |  Patchy rain possible | 28° /16° | 1.5 mm | 7 | |
| 10 Sept. | Sunny | 24° /13° | 2.2 mm | 5 | |
| 11 Sept. | Sunny | 27° /13° | 0 mm | 6 | |
| 12 Sept. | Sunny | 25° /11° | 0 mm | 6.5 | |
| 13 Sept. | Sunny | 27° /13° | 0 mm | 6.6 | |
| 14 Sept. | Sunny | 26° /14° | 0.6 mm | 6.4 | |
| 15 Sept. | Sunny | 28° /14° | 0.1 mm | 7 | |
| 16 Sept. | Sunny | 27° /14° | 0 mm | 7 | |
| 17 Sept. | Sunny | 25° /12° | 0.1 mm | 6 | |
| 18 Sept. |  Overcast | 19° /10° | 0 mm | 4 | |
| 19 Sept. | Overcast | 24° /11° | 0 mm | 5 | |
| 20 Sept. | Sunny | 26° /14° | 0 mm | 7 | |
| 21 Sept. | Sunny | 26° /14° | 0 mm | 7 | |
| 22 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| 23 Sept. | Sunny | 28° /13° | 0 mm | 7 | |
| 24 Sept. | Sunny | 28° /14° | 0 mm | 7 | |
| 25 Sept. | Sunny | 28° /15° | 0 mm | 7 | |
| 26 Sept. | Sunny | 24° /11° | 0.3 mm | 6 | |
| 27 Sept. | Sunny | 25° /12° | 0.1 mm | 6 | |
| 28 Sept. | Sunny | 22° /10° | 0.1 mm | 5 | |
| 29 Sept. | Sunny | 23° /10° | 0 mm | 6 | |
| 30 Sept. | Sunny | 25° /10° | 0 mm | 6 | |
| Next | |||||
Sardinia weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Sunny | Patchy rain possible |
| Temperatures | 31°/17° | 26°/14° | 21°/11° |
| Rainfall | 49 mm | 41 mm | 56 mm |
| Wind | 13.7 km/h | 13 km/h | 13.4 km/h |
| Humidity | 50% | 58% | 68% |
| Rainy days | 9 days | 10 days | 19 days |
| Dry days | 22 days | 20 days | 12 days |
Planning a trip to Sardinia? Discover the best time to visit
Sardinia in September - FAQ
What are the expected maximum and minimum temperatures in Sardinia during September?
How much rainfall should be expected in Sardinia during September?
What are the typical wind conditions in Sardinia during September?
Sardinia water temperatures in September
The average water temperature of the Mediterranean Sea near Sardinia in September is 27.2 °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 27.2 °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.
September rainfall patterns in Sardinia
UV exposure in Sardinia during September
What to pack to Sardinia in September?
Warm & sunny · highs around 26 °C, frequent showers
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
👟 Footwear
🎒 Accessories
🧴 Personal Items
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.