Ionian Islands
September
Weather in Ionian Islands for September 2025
Your guide to Ionian Islands weather in September - trends and predictions
In general, the average temperature in Ionian Islands at the beginning of September is 26.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.7 °C by the end of September.
Ionian Islands sees moderate rainfall in September, averaging 9 rainy days.
Is September a good time to visit Ionian Islands? check out the best time to travel to Ionian Islands page.
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21
Dry days
9
Rainy days
0
Snow days
25°/22°
Temperatures
15 km/h
Avg max wind
64 %
Avg humidity
Ionian Islands in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2 27° | 3 27° | 4  27° | 5  26° | 6  27° | 7  27° |
| 8 27° | 9 27° | 10 25° | 11 25° | 12 26° | 13 25° | 14 24° |
| 15 23° | 16 24° | 17 25° | 18 24° | 19 25° | 20 25° | 21 25° |
| 22 25° | 23 25° | 24 24° | 25  23° | 26  24° | 27 24° | 28 24° |
| 29 24° | 30 23° |
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Temperatures trend during September in Ionian Islands
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 27° /23° | 0 mm | 7 | |
| 2 Sept. | Sunny | 27° /23° | 0 mm | 7 | |
| 3 Sept. | Sunny | 27° /24° | 0.1 mm | 7 | |
| 4 Sept. | Moderate or heavy rain shower | 27° /22° | 8.7 mm | 6 | |
| 5 Sept. | Patchy rain possible | 26° /22° | 0.4 mm | 7 | |
| 6 Sept. | Heavy rain at times | 27° /21° | 15.1 mm | 6 | |
| 7 Sept. | Partly cloudy | 27° /22° | 1.4 mm | 7 | |
| 8 Sept. | Partly cloudy | 27° /23° | 0 mm | 7 | |
| 9 Sept. | Sunny | 27° /21° | 12.4 mm | 7 | |
| 10 Sept. | Sunny | 25° /22° | 14.9 mm | 7 | |
| 11 Sept. | Sunny | 25° /22° | 0.9 mm | 7 | |
| 12 Sept. | Sunny | 26° /22° | 1.9 mm | 7 | |
| 13 Sept. | Partly cloudy | 25° /22° | 10 mm | 7 | |
| 14 Sept. | Partly cloudy | 24° /20° | 1.7 mm | 6 | |
| 15 Sept. | Sunny | 23° /20° | 4.1 mm | 6 | |
| 16 Sept. | Sunny | 24° /21° | 1.1 mm | 7 | |
| 17 Sept. | Sunny | 25° /21° | 3.8 mm | 6 | |
| 18 Sept. | Sunny | 24° /20° | 11.2 mm | 6 | |
| 19 Sept. | Partly cloudy | 25° /22° | 3.1 mm | 6 | |
| 20 Sept. | Sunny | 25° /21° | 1.3 mm | 6 | |
| 21 Sept. | Patchy rain possible | 25° /21° | 0.4 mm | 6 | |
| 22 Sept. | Patchy rain possible | 25° /21° | 0.7 mm | 6 | |
| 23 Sept. | Sunny | 25° /21° | 0.4 mm | 7 | |
| 24 Sept. | Moderate rain at times | 24° /20° | 5.6 mm | 5 | |
| 25 Sept. | Patchy light rain with thunder | 23° /20° | 6.6 mm | 5 | |
| 26 Sept. | Thundery outbreaks possible | 24° /20° | 1.6 mm | 6 | |
| 27 Sept. | Partly cloudy | 24° /21° | 0 mm | 6 | |
| 28 Sept. | Sunny | 24° /21° | 0 mm | 6 | |
| 29 Sept. | Patchy rain possible | 24° /20° | 0.6 mm | 5 | |
| 30 Sept. | Partly cloudy | 23° /20° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Ionian Islands 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 Ionian Islands forecast closer to your planned date for the most up-to-date weather information.
Ionian Islands in September - FAQ
What are the expected maximum and minimum temperatures in Ionian Islands during September?
During September, expect a variety of temperatures with highs around 25° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ionian Islands during September?
Moderate rainfall is anticipated in Ionian Islands during September, with a total of 71.7 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Ionian Islands during September?
The average wind speed in Ionian Islands during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Ionian Islands in September?
As you prepare for your trip to Ionian Islands 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 Ionian Islands, 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
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