Sounio Weather in September

September is one of the perfect months to visit Sounio, with daytime temperatures of 29°C (84°F) and lows of 21°C (70°F) at night. Rainfall is minimal, averaging just 11 mm (0.4 in) for the month.

Rainfall in Sounio in September

Looking at the last 30 years, the data shows about a single day with rain, averaging 11 mm (0.4 in) for the month. On the rare occasion it rains, expect a brief, moderate shower rather than a heavy downpour.

Temperature in Sounio in September

September is a perfect month in Sounio, with 29°C (84°F) during the day and 21°C (70°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

Sunshine in Sounio in September

The city usually sees around 277 hours of sunlight, indicating many sunny days — a great month for sightseeing.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, September, October and November typically offer the best weather for Sounio.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• October
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For a detailed overview over the year and the best time to visit Greece, check out our Sounio's climate page.

Sounio Temperature in September

Min Temperature 21°C (70°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 5%  

Precipitation 11 mm (0.4 in)  

Rainy days a single day  

Humidity 57% *  

Sunshine 277 hours *  

Percentage Sunshine *  

* Data from: Athens, Greece (36 KM, 22 Miles).

What to Wear in Sounio in September

Warm but pleasant conditions in Sounio in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Dry conditions mean you won't need to worry about rain protection. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Sounio in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Greece, check out our Sounio's climate page.

More climate data for Sounio

Temperature Rainfall Sunshine Humidity

See the full Sounio climate overview or explore weather in Greece.