Dekani Weather in September

September in Dekani brings high temperatures around 23°C (73°F) during the day, dropping to 15°C (59°F) at night, with quite a bit of rainfall expected, averaging around 160 mm (6.3 in) for the month.

Rainfall in Dekani in September

Typically around 11 days of rainfall are expected, averaging 160 mm (6.3 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Dekani in September

September in Dekani brings high temperatures, with highs of 23°C (73°F) and nights around 15°C (59°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 15°C (59°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Dekani in September

Enjoy a sunny month with about 211 hours of sunshine, the clear skies make Dekani even more beautiful.

Average water temperature in September

At 22°C (72°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

If your ideal day consists of dry skies and pleasant temperatures, July typically offers the best circumstances for Dekani.

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• January
• February
• March
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• May
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• October
• November
• December

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

Dekani Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 23°C (73°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 37%  

Precipitation 160 mm (6.3 in)  

Rainy days 11 days  

Humidity 67% *  

Sunshine 211 hours *  

Percentage Sunshine 54% *  

* Data from: Triest, Italy (12 KM, 7 Miles).

What to Wear in Dekani in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Dekani in September

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

Swimming

8/10

Camping

6/10

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 Slovenia, check out our Dekani's climate page.

More climate data for Dekani

Temperature Rainfall Sunshine Humidity Water Temp

See the full Dekani climate overview or explore weather in Slovenia.