Flintsbach, Germany — Weather in September 2026

Climate Overview

Flintsbach, Germany in September has mild conditions, with highs averaging 19.8°C (68°F) and noticeably cooler mornings. Rain falls on about 15 days this month, totalling around 140 mm.

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 21°C (70°F) at the start to 18°C (64°F) by month's end.

September sees fairly even rainfall, totalling about 139 mm across the month.

Expect around 9.3h of sunshine at the start of September, decreasing to 7.7h by the end.

The warmest days tend to fall around the 6th, averaging 21.9°C (71°F).

Compared to August, this month is about 4°C cooler with 2 fewer rainy days. Temperatures begin dropping heading into October.

Monthly September Averages

Temperature

20°C / 10°C

Feels Like

20°C / 9°C

Rain

15 days · 140 mm

Sunshine

8.6h / day

Humidity

83% — Very Humid

Wind

10 km/h

Wind Direction

SW (221°)

Gusts

29 km/h

Daylight

12.6 h

Cloud Cover

61%

Clear Sky Days

3.5

UV Index

4 — 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 06:50

Daylight 12.6h

Sunset 19:27

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	4°C / -4°C	1°C / -8°C	15days (106 mm) Wet	5.1h Fair	82% Humid	1.5 Low	Poor	View Details
February	8°C / -2°C	4°C / -6°C	13days (86 mm) Wet	6.7h Fair	78% Humid	2.3 Moderate	Poor	View Details
March	11°C / 0°C	8°C / -3°C	15days (92 mm) Wet	8.4h Good	76% Humid	3.3 Moderate	Poor	View Details
April	15°C / 4°C	13°C / 1°C	15days (108 mm) Wet	9.9h Good	74% Muggy	4.7 Moderate	Fair	View Details
May	18°C / 8°C	17°C / 6°C	21days (192 mm) Wet	9.9h Good	78% Humid	5 Moderate	Wet	View Details
June best	23°C / 13°C	24°C / 13°C	18days (170 mm) Wet	11.3h Excellent	77% Humid	6.2 High	Excellent	View Details
July best	24°C / 14°C	25°C / 14°C	19days (206 mm) Wet	11.3h Excellent	78% Humid	5.9 High	Wet	View Details
August best	24°C / 14°C	25°C / 14°C	17days (198 mm) Wet	10h Excellent	81% Humid	5.1 High	Excellent	View Details
September best	20°C / 10°C	20°C / 9°C	15days (140 mm) Wet	8.6h Good	83% Humid	4 Moderate	Fair	View Details
October	16°C / 7°C	15°C / 4°C	13days (106 mm) Wet	7h Good	83% Humid	2.8 Moderate	Fair	View Details
November	9°C / 1°C	7°C / -2°C	12days (94 mm) Wet	5.7h Fair	85% Humid	1.7 Low	Poor	View Details
December	6°C / -2°C	3°C / -6°C	15days (99 mm) Wet	4.6h Fair	84% Humid	1.2 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 jacketWaterproof shoes

Frequently Asked Questions

Expand all

Is September a good time to visit Flintsbach?

September is typically fair for visiting Flintsbach, with average highs of 20°C (68°F) and around 15 rainy days. Flintsbach, Germany in September has mild conditions, with highs averaging 19.8°C (68°F) and noticeably cooler mornings.

Does it rain a lot in Flintsbach in September?

Flintsbach typically sees around 15 rainy days in September with 140 mm (5.5 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Flintsbach in September?

Nights in Flintsbach during September are cool at around 10°C (50°F). Bring a jacket or sweater for evenings.

What should I pack for Flintsbach in September?

With highs of 20°C (68°F) and lows of 10°C (50°F) in September, we recommend: Warm evening layer, Umbrella, Waterproof jacket, Waterproof shoes. Comfortable walking shoes are essential.

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

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

What is the UV index in Flintsbach in September?

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

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

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

Does it snow in Flintsbach in September?

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

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