Achern, Germany — Weather in May 2027

Climate Overview

Achern, Germany in May has mild conditions, with highs averaging 19.6°C (67°F) and noticeably cooler mornings. Rain falls on about 12 days this month.

This month falls at the end of Spring.

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

May sees fairly even rainfall, totalling about 79 mm across the month.

Expect around 9.8h of sunshine at the start of May, increasing to 12.0h by the end.

The warmest days tend to fall around the 31th, averaging 22.1°C (72°F).

Compared to April, this month is about 4°C warmer with 1 more rainy days. Temperatures will rise further into June.

Monthly May Averages

Temperature

20°C / 10°C

Feels Like

19°C / 9°C

Rain

12 days · 79 mm

Sunshine

10.6h / day

Humidity

71% — Humid

Wind

14 km/h

Wind Direction

N (355°)

Gusts

33 km/h

Daylight

15.3 h

Cloud Cover

60%

Clear Sky Days

3.9

UV Index

5.6 — High

Dew Point

10°C — Dry

Moon Phase

Waxing Gibbous · 66%

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 05:49

Daylight 15.2h

Sunset 21:02

What to Expect

Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Rain usually comes in shorter passing showers rather than all-day rain.

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	6°C / 1°C	3°C / -3°C	16days (97 mm) Wet	3.9h Poor	83% Humid	1.2 Low	Poor	View Details
February	9°C / 2°C	6°C / -2°C	12days (77 mm) Wet	5.7h Fair	79% Humid	1.9 Low	Poor	View Details
March	12°C / 3°C	9°C / 0°C	11days (66 mm) Wet	7.7h Good	75% Muggy	3.2 Moderate	Poor	View Details
April	16°C / 6°C	14°C / 3°C	11days (60 mm) Wet	9.8h Good	71% Muggy	4.4 Moderate	Fair	View Details
May	20°C / 10°C	19°C / 9°C	12days (79 mm) Wet	10.6h Excellent	71% Muggy	5.6 High	Good	View Details
June best	25°C / 15°C	26°C / 15°C	11days (71 mm) Wet	11.9h Excellent	70% Muggy	6.3 High	Excellent	View Details
July best	26°C / 17°C	27°C / 17°C	10days (60 mm) Wet	11.9h Excellent	66% Muggy	6 High	Excellent	View Details
August best	26°C / 17°C	27°C / 17°C	9days (50 mm) Wet	10.6h Excellent	69% Muggy	5.6 High	Excellent	View Details
September best	22°C / 13°C	22°C / 12°C	10days (62 mm) Wet	9h Good	73% Muggy	4.1 Moderate	Excellent	View Details
October	17°C / 10°C	16°C / 8°C	12days (77 mm) Wet	6.3h Fair	80% Humid	2.5 Moderate	Good	View Details
November	11°C / 5°C	8°C / 2°C	14days (80 mm) Wet	4.7h Fair	83% Humid	1.4 Low	Poor	View Details
December	8°C / 2°C	5°C / -1°C	15days (92 mm) Wet	3.5h Poor	85% Humid	1 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 May a good time to visit Achern?

May is typically good for visiting Achern, with average highs of 20°C (67°F) and around 12 rainy days. Achern, Germany in May has mild conditions, with highs averaging 19.6°C (67°F) and noticeably cooler mornings. Rain fall

Does it rain a lot in Achern in May?

Achern typically sees around 12 rainy days in May with 79 mm (3.1 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Achern in May?

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

What should I pack for Achern in May?

With highs of 20°C (67°F) and lows of 10°C (50°F) in May, we recommend: Warm evening layer, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.

Is May among the best months weather-wise in Achern?

May is not the most favourable month weather-wise in Achern. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Achern in May?

The average UV index in Achern during May is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.

How many hours of daylight are there in Achern in May?

Achern gets approximately 15 hours of daylight per day in May, with around 11 hours of sunshine.

Does it snow in Achern in May?

Snow is uncommon in Achern during May based on 10-year climate averages.

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