Črni Kal Weather in September

September in Črni Kal sees daytime temperatures around 23°C (73°F) and lows of 14°C (57°F) at night. With around 161 mm (6.3 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Črni Kal in September

You can expect rain on around 12 days based on historical patterns, with 161 mm (6.3 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Črni Kal in September

In September, expect high temperatures in Črni Kal, with highs of 23°C (73°F) and lows of 14°C (57°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Črni Kal in September

There are approximately 211 hours of sunshine this month, resulting in mostly clear days.

Average water temperature in September

The water temperature is 22°C (72°F), which most people find very comfortable. A good month for swimming and water sports.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July typically offers the best weather for Črni Kal.

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

Črni Kal Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 23°C (73°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 39%  

Precipitation 161 mm (6.3 in)  

Rainy days 12 days  

Humidity 67% *  

Sunshine 211 hours *  

Percentage Sunshine 54% *  

* Data from: Triest, Italy (15 KM, 9 Miles).

What to Wear in Črni Kal 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Črni Kal in September

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

Swimming

7/10

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 Črni Kal's climate page.

More climate data for Črni Kal

Temperature Rainfall Sunshine Humidity Water Temp

See the full Črni Kal climate overview or explore weather in Slovenia.