Weather in Poreč for September 2026
In general, the average temperature in Poreč at the beginning of September is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.6 °C by the end of September.
The climate of Poreč in September is notably wet, with an average of 15 rainy days, and a total of 95.6 mm of precipitation.
Is September a good time to visit Poreč? check out the best time to travel to Poreč page.
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Poreč Weather September
Temperatures trend during September in Poreč
September weather in Poreč day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 27° /21° | 0.1 mm | 7 | |
| 2 Sept. | Sunny | 27° /21° | 4.6 mm | 6 | |
| 3 Sept. |  Patchy rain possible | 26° /20° | 1.5 mm | 6 | |
| 4 Sept. | Sunny | 26° /20° | 0 mm | 7 | |
| 5 Sept. |  Moderate or heavy rain shower | 27° /20° | 4.7 mm | 7 | |
| 6 Sept. | Light rain shower | 24° /19° | 3.5 mm | 5 | |
| 7 Sept. | Sunny | 25° /19° | 0 mm | 6 | |
| 8 Sept. | Sunny | 26° /19° | 3 mm | 6 | |
| 9 Sept. | Sunny | 25° /19° | 8.4 mm | 6 | |
| 10 Sept. | Sunny | 24° /18° | 23.1 mm | 6 | |
| 11 Sept. | Sunny | 25° /19° | 3.5 mm | 6 | |
| 12 Sept. |  Overcast | 24° /19° | 13.6 mm | 5 | |
| 13 Sept. |  Partly cloudy | 22° /17° | 0.8 mm | 6 | |
| 14 Sept. | Partly cloudy | 22° /16° | 3.8 mm | 5 | |
| 15 Sept. | Partly cloudy | 22° /17° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 23° /17° | 5.3 mm | 5 | |
| 17 Sept. | Partly cloudy | 22° /16° | 0.2 mm | 5 | |
| 18 Sept. | Partly cloudy | 23° /17° | 0 mm | 6 | |
| 19 Sept. | Patchy rain possible | 24° /19° | 1.8 mm | 6 | |
| 20 Sept. | Partly cloudy | 24° /18° | 0.3 mm | 6 | |
| 21 Sept. | Sunny | 24° /18° | 1.2 mm | 6 | |
| 22 Sept. | Moderate or heavy rain shower | 23° /17° | 7.6 mm | 6 | |
| 23 Sept. | Patchy rain possible | 22° /17° | 6 mm | 5 | |
| 24 Sept. |  Patchy light rain with thunder | 21° /17° | 11 mm | 5 | |
| 25 Sept. | Sunny | 21° /16° | 3.6 mm | 5 | |
| 26 Sept. | Sunny | 23° /16° | 0.7 mm | 6 | |
| 27 Sept. | Sunny | 23° /17° | 2.3 mm | 6 | |
| 28 Sept. | Patchy rain possible | 22° /15° | 3.7 mm | 6 | |
| 29 Sept. | Patchy rain possible | 21° /14° | 0.4 mm | 4 | |
| 30 Sept. | Partly cloudy | 20° /14° | 0.1 mm | 5 | |
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Poreč weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 29°/23° | 24°/18° | 20°/16° |
| Rainfall | 44 mm | 96 mm | 138 mm |
| Wind | 12.9 km/h | 17.1 km/h | 18.1 km/h |
| Humidity | 61% | 66% | 75% |
| Rainy days | 7 days | 15 days | 19 days |
| Dry days | 24 days | 15 days | 12 days |
Planning a trip to Poreč? Discover the best time to visit
Poreč in September - FAQ
Poreč water temperatures in September
The average water temperature of the Adriatic Sea near Poreč in September is 23.9 °C. At the beginning of September temperatures are around 24.4 °C; by the end of the month they get a bit cooler and reach 23.5 °C.
- What is the water temperature in Poreč in September?
- The average water temperature in Poreč in September is 23.9 °C.
- Can you swim in Poreč in September?
- Comfortably warm for most people. Sensitive swimmers might prefer a light rash-guard, but wetsuits are rarely needed.
What to pack to Poreč in September?
As you prepare for your trip to Poreč 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 Poreč, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- 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
September rainfall patterns in Poreč
UV exposure in Poreč during September
Quick links
Where is Poreč?Get accurate weather forecasts for Poreč, located at latitude 45.226 and longitude 13.595. Stay updated with localized weather information tailored for Poreč.