Perrefitte, Switzerland — Weather in September 2026

Climate Overview

Perrefitte, Switzerland in September has mild conditions, with highs averaging 19.7°C (67°F) and noticeably cooler mornings. Rain falls on about 13 days this month.

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 22°C (71°F) at the start to 17°C (63°F) by month's end.

September sees fairly even rainfall, totalling about 108 mm across the month.

Expect around 9.8h of sunshine at the start of September, decreasing to 8.0h by the end.

Wind speeds pick up through the month, from 9 km/h (6 mph) to 13 km/h (8 mph).

The warmest days tend to fall around the 5th, averaging 22.1°C (72°F).

Compared to August, this month is about 4°C cooler with 1 fewer rainy days. Temperatures begin dropping heading into October.

Monthly September Averages

Temperature

20°C / 11°C

Feels Like

19°C / 11°C

Rain

13 days · 107 mm

Sunshine

9h / day

Humidity

79% — Humid

Wind

11 km/h

Wind Direction

S (187°)

Gusts

29 km/h

Daylight

12.5 h

Cloud Cover

60%

Clear Sky Days

3.3

UV Index

4.2 — Moderate

Dew Point

12°C — Comfortable

Moon Phase

Waxing Crescent · 11%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 07:09

Daylight 12.6h

Sunset 19:46

What to Expect

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 / -5°C	15days (115 mm) Wet	4.8h Fair	84% Humid	1.5 Low	Poor	View Details
February	8°C / 0°C	5°C / -4°C	13days (81 mm) Wet	6.3h Fair	80% Humid	2.2 Moderate	Poor	View Details
March	11°C / 2°C	8°C / -2°C	14days (84 mm) Wet	8.2h Good	76% Humid	3.5 Moderate	Poor	View Details
April	14°C / 4°C	12°C / 2°C	14days (99 mm) Wet	10h Excellent	74% Muggy	4.7 Moderate	Fair	View Details
May	17°C / 8°C	16°C / 7°C	18days (154 mm) Wet	10.2h Excellent	77% Humid	5.4 High	Wet	View Details
June best	23°C / 13°C	23°C / 13°C	17days (152 mm) Wet	11.7h Excellent	75% Muggy	6.5 High	Excellent	View Details
July best	24°C / 15°C	25°C / 15°C	16days (145 mm) Wet	12.1h Excellent	72% Muggy	6.3 High	Excellent	View Details
August best	24°C / 15°C	25°C / 15°C	14days (139 mm) Wet	10.9h Excellent	75% Muggy	5.7 High	Excellent	View Details
September best	20°C / 11°C	19°C / 11°C	13days (107 mm) Wet	9h Good	79% Humid	4.2 Moderate	Good	View Details
October	15°C / 7°C	14°C / 5°C	13days (104 mm) Wet	6.8h Fair	84% Humid	2.8 Moderate	Fair	View Details
November	9°C / 2°C	7°C / -1°C	14days (107 mm) Wet	5.2h Fair	87% Very Muggy	1.6 Low	Poor	View Details
December	6°C / 0°C	3°C / -3°C	14days (105 mm) Wet	4.4h Fair	87% Very Muggy	1.3 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

Warm evening layerUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

Expand all

Is September a good time to visit Perrefitte?

September is typically good for visiting Perrefitte, with average highs of 20°C (67°F) and around 13 rainy days. Perrefitte, Switzerland in September has mild conditions, with highs averaging 19.7°C (67°F) and noticeably cooler morni

Does it rain a lot in Perrefitte in September?

Perrefitte typically sees around 13 rainy days in September with 107 mm (4.2 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Perrefitte in September?

Nights in Perrefitte during September are cool at around 11°C (52°F). Bring a jacket or sweater for evenings.

What should I pack for Perrefitte in September?

With highs of 20°C (67°F) and lows of 11°C (52°F) in September, we recommend: Warm evening layer, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.

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

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

What is the UV index in Perrefitte in September?

The average UV index in Perrefitte during September is 4 (moderate). Sunscreen and sunglasses are recommended during midday hours.

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

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

Does it snow in Perrefitte in September?

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

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