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Grad Poreč (Poreč)
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Weather in Grad Poreč for September 2025

Your guide to Grad Poreč weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Wind Warning - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Grad Poreč is slightly cooler than the historical average by -1.2 °C.

  • Expect cooler weather in the next days in Grad Poreč with the forecast suggesting a temperature of 21.4 °C, lower than the historical average.

  • In general, the average temperature in Grad Poreč at the beginning of September is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.4 °C by the end of September.

    • Rain 🌧️

  • The climate of Grad Poreč in September is notably wet, with an average of 15 rainy days, and a total of 95.6 mm of precipitation.

    • More

  • Is September a good time to visit Grad Poreč? check out the best time to travel to Grad Poreč page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/18°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
66 %
Avg humidity

Grad Poreč Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
27°
2
Sunny
27°
3
Patchy rain possible
26°
4
Sunny
26°
5
Moderate or heavy rain shower
27°
6
Light rain shower
24°
7
Sunny
25°
8
Sunny
26°
9
Sunny
25°
10
Sunny
24°
11
Sunny
25°
12
Overcast
24°
13
Partly cloudy
22°
14
Partly cloudy
22°
15
Partly cloudy
21°
16
Weather Alert Moderate rain
24°
17
Weather Alert Patchy rain possible
22°
18
Sunny
23°
19
Sunny
25°
20
Sunny
25°
21
Sunny
25°
22
Sunny
25°
23
Patchy rain possible
23°
24
Moderate rain
21°
25
Patchy rain possible
17°
26
Patchy rain possible
18°
27
Patchy rain possible
18°
28
Patchy rain possible
17°
29
Patchy rain possible
17°
30
Partly cloudy
21°

Temperatures trend during September in Grad Poreč

See the weather trend as well as the moving average line

September weather in Grad Poreč day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 27° /21° 0.1 mm 7
2 Sept. Sunny
Sunny
 27° /21° 4.6 mm 6
3 Sept. Patchy rain possible
Patchy rain possible
 26° /20° 1.5 mm 6
4 Sept. Sunny
Sunny
 26° /20° 0 mm 7
5 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /20° 4.7 mm 7
6 Sept. Light rain shower
Light rain shower
 24° /19° 3.5 mm 5
7 Sept. Sunny
Sunny
 25° /19° 0 mm 6
8 Sept. Sunny
Sunny
 26° /19° 3 mm 6
9 Sept. Sunny
Sunny
 25° /19° 8.4 mm 6
10 Sept. Sunny
Sunny
 24° /18° 23.1 mm 6
11 Sept. Sunny
Sunny
 25° /19° 3.5 mm 6
12 Sept. Overcast
Overcast
 24° /19° 13.6 mm 5
13 Sept. Partly cloudy
Partly cloudy
 22° /17° 0.8 mm 6
14 Sept. Partly cloudy
Partly cloudy
 22° /16° 3.8 mm 5
15 Sept. Partly cloudy
Partly cloudy
 21° /17° 0 mm 5
16 Sept. Moderate rain
Moderate rain
 24° /17° 13.4 mm 1.2
17 Sept. Patchy rain possible
Patchy rain possible
 22° /16° 1.5 mm 1.3
18 Sept. Sunny
Sunny
 23° /17° 0 mm 1.4
19 Sept. Sunny
Sunny
 25° /19° 0 mm 1.4
20 Sept. Sunny
Sunny
 25° /21° 0 mm 1.6
21 Sept. Sunny
Sunny
 25° /20° 0 mm 6
22 Sept. Sunny
Sunny
 25° /20° 0 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
 23° /20° 4.5 mm 5
24 Sept. Moderate rain
Moderate rain
 21° /16° 6.4 mm 4
25 Sept. Patchy rain possible
Patchy rain possible
 17° /14° 0.6 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 18° /13° 0.3 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 18° /13° 1 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 17° /11° 0.1 mm 3
29 Sept. Patchy rain possible
Patchy rain possible
 17° /14° 2.5 mm 4
30 Sept. Partly cloudy
Partly cloudy
 21° /14° 0 mm 6
Next
Important Notice
Our weather forecast for Grad Poreč in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Grad Poreč forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Grad Poreč weather in September vs August vs October

Compare September weather in Grad Poreč with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherSunny
Sunny
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures29°/23°24°/18°20°/16°
Rainfall44 mm96 mm138 mm
Wind12.9 km/h17.1 km/h18.1 km/h
Humidity61%66%75%
Rainy days7 days15 days19 days
Dry days24 days15 days12 days

Planning a trip to Grad Poreč? Discover the best time to visit

Grad Poreč in September - FAQ

What are the expected maximum and minimum temperatures in Grad Poreč during September?
During September, expect a variety of temperatures with highs around 24° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Grad Poreč during September?
Moderate rainfall is anticipated in Grad Poreč during September, with a total of 95.6 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Grad Poreč during September?
The average wind speed in Grad Poreč during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Grad Poreč water temperatures in September

The average water temperature of the Adriatic Sea near Grad Poreč in September is 24.4 °C. Temperatures remain fairly consistent throughout the month.

What is the water temperature in Grad Poreč in September?
The average water temperature in Grad Poreč in September is 24.4 °C.
Can you swim in Grad Poreč 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 Grad Poreč in September?

As you prepare for your trip to Grad 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 Grad 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 Grad Poreč

Explore the daily rainfall trends and prepare for Grad Porečs September weather 💧

UV exposure in Grad Poreč during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Grad Poreč?

Get accurate weather forecasts for Grad Poreč, located at latitude 45.226 and longitude 13.595. Stay updated with localized weather information tailored for Grad Poreč.

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