Stanežiče, Slovenia — Weather in September 2026

Climate Overview

Stanežiče, Slovenia in September has warm conditions, with highs averaging 20.6°C (69°F). Rain falls on about 12 days this month.

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 23°C (73°F) at the start to 18°C (64°F) by month's end.

Rainfall is heaviest during the middle of the month, while the first third tends to be drier.

Expect around 10.0h of sunshine at the start of September, decreasing to 8.0h by the end.

The warmest days tend to fall around the 3th, averaging 23.1°C (74°F).

Compared to August, this month is about 5°C cooler with 1 more rainy days. Temperatures begin dropping heading into October.

Monthly September Averages

Temperature

21°C / 12°C

Feels Like

21°C / 12°C

Rain

12 days · 146 mm

Sunshine

8.7h / day

Humidity

80% — Very Humid

Wind

11 km/h

Wind Direction

ENE (78°)

Gusts

31 km/h

Daylight

12.5 h

Cloud Cover

58%

Clear Sky Days

4.1

UV Index

4.6 — Moderate

Dew Point

13°C — Comfortable

Moon Phase

Waxing Crescent · 11%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

High Low

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 06:40

Daylight 12.6h

Sunset 19:14

What to Expect

Daytime temperatures around 21°C (69°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	5°C / -2°C	1°C / -6°C	9days (76 mm) Wet	4.8h Fair	83% Humid	1.5 Low	Poor	View Details
February	7°C / 0°C	4°C / -4°C	8days (80 mm) Wet	5.6h Fair	80% Humid	2 Low	Poor	View Details
March	11°C / 2°C	8°C / -1°C	11days (82 mm) Wet	8.1h Good	74% Muggy	3.2 Moderate	Poor	View Details
April	15°C / 5°C	13°C / 3°C	10days (87 mm) Wet	9.6h Good	73% Muggy	4.8 Moderate	Fair	View Details
May	18°C / 9°C	18°C / 8°C	18days (149 mm) Wet	9.8h Good	79% Humid	5.6 High	Wet	View Details
June best	24°C / 15°C	26°C / 15°C	13days (94 mm) Wet	12h Excellent	76% Humid	6.6 High	Excellent	View Details
July best	26°C / 17°C	28°C / 18°C	12days (98 mm) Wet	12.1h Excellent	73% Muggy	6.5 High	Excellent	View Details
August best	26°C / 17°C	28°C / 18°C	11days (107 mm) Wet	10.9h Excellent	75% Muggy	5.9 High	Excellent	View Details
September best	21°C / 12°C	21°C / 12°C	12days (146 mm) Wet	8.7h Good	80% Humid	4.6 Moderate	Excellent	View Details
October best	16°C / 8°C	15°C / 7°C	9days (105 mm) Wet	6.5h Fair	84% Humid	2.8 Moderate	Good	View Details
November	9°C / 3°C	7°C / 1°C	11days (124 mm) Wet	4.3h Fair	87% Very Muggy	1.8 Low	Poor	View Details
December	5°C / -1°C	3°C / -4°C	8days (91 mm) Wet	4.1h Fair	87% Very Muggy	1.4 Low	Poor	View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

Expand all

Is September a good time to visit Stanežiče?

September is typically excellent for visiting Stanežiče, with average highs of 21°C (69°F) and around 12 rainy days. Stanežiče, Slovenia in September has warm conditions, with highs averaging 20.6°C (69°F). Rain falls on about 12 days th

Does it rain a lot in Stanežiče in September?

Stanežiče typically sees around 12 rainy days in September with 146 mm (5.7 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Stanežiče in September?

Nights in Stanežiče during September are cool at around 12°C (54°F). Bring a jacket or sweater for evenings.

What should I pack for Stanežiče in September?

With highs of 21°C (69°F) and lows of 12°C (54°F) in September, we recommend: Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.

Is September among the best months weather-wise in Stanežiče?

Yes, September offers some of the best weather conditions in Stanežiče with comfortable temperatures and lower chances of rain.

What is the UV index in Stanežiče in September?

The average UV index in Stanežiče during September is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Stanežiče in September?

Stanežiče gets approximately 13 hours of daylight per day in September, with around 9 hours of sunshine.

Does it snow in Stanežiče in September?

Snow is uncommon in Stanežiče during September based on 10-year climate averages.

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