Unternarrach Weather in September

September in Unternarrach sees daytime temperatures around 19°C (66°F) and lows of 10°C (50°F) at night. With around 126 mm (5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Unternarrach in September

On average, there are about 12 days with rain during this month, averaging 126 mm (5 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Unternarrach in September

Expect highs of 19°C (66°F) in Unternarrach in September, with nights dropping to around 10°C (50°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Unternarrach in September

The area experiences a moderate amount of sunshine, with approximately 188 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Unternarrach in September

Wind speeds average 1 m/s (2 knots) during September. At this speed, you'll experience mostly light air movement that's just barely noticeable. As an average, some days will be completely calm while others have gentle breezes you can feel on your skin.

Average water temperature in September

At 20°C (68°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.

For Unternarrach itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Unternarrach Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 19°C (66°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 39%  

Precipitation 126 mm (5 in)  

Rainy days 12 days  

Humidity 55% *  

Windspeed 1 m/s (2 knots) *  

Sunshine 188 hours *  

Percentage Sunshine 53% *  

* Data from: Klagenfurt, Austria (19 KM, 11 Miles).

What to Wear in Unternarrach in September

For Unternarrach in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 20°C (68°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Unternarrach in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

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 Austria, check out our Unternarrach's climate page.

More climate data for Unternarrach

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Unternarrach climate overview or explore weather in Austria.