Lachen Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Lachen.

Climate overview of Lachen

Lachen, Canton of Schwyz, Switzerland, experiences significant temperature variation throughout the year. Summers bring daytime highs of 22°C (72°F) in July, while winters cool to 3°C (37°F) in February.

Rain/snowfall is high, totalling around 1831 mm (72 in) per year. June is the wettest month and January the driest. The city also experiences a distinct rainy season from May to August. The sunniest month is July, with 7.7 hours of sunshine per day on average.

Lachen Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Lachen — and find the best time to visit.

Monthly Temperature in Lachen

Depending on the time of the year, temperatures range from comfortable to chilly in Lachen. Average maximum daytime temperatures range from a comfortable 22°C (72°F) in July, the warmest time of the year, to a chilly 3°C (37°F) during cooler months like February.

At night, you can expect temperatures ranging from 12°C (54°F) in July to around -4°C (25°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Lachen

Lachen has a relatively rain/snowy climate with high precipitation levels, averaging 1831 mm (72 in) of rain/snowfall annually. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 209 mm (8.2 in) of precipitation, spread over 17 rainy days.

In contrast, the driest month January experiences a drier climate, with about 118 mm (4.6 in) of snow/rainfall spread across 15 snowy/rainy days. For more details, please visit our Lachen Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Lachen

Seasonal changes in sunshine hours are quite dramatic in Lachen. While July receives considerable daily sunshine with up to 7.7 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.6 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Zürich, Switzerland (30 KM, 18 Miles).

Daily hours of sunshine

Data from: Zürich, Switzerland (30 KM, 18 Miles).

Humidity in Lachen by Month

Best Time to Visit Lachen

During September, Lachen enjoys pleasant weather with comfortable temperatures of 18°C (64°F). This month is perfect for sightseeing and exploring.

Rainfall during this time is 160 mm (6.3 in), providing good conditions for being out and about.

The rainy season falls during May, June, July and August, bringing heavy precipitation.

Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.

Frequently asked questions about the climate in Lachen

What is the best time to visit Lachen?

July and September typically offer the most optimal weather in Lachen. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions. Lachen has a distinct rainy season from May to August.

What temperatures can I expect in Lachen?

Daytime highs range from 3°C (37°F) in February to 22°C (72°F) in July. Nighttime lows range from -4°C (25°F) to 12°C (54°F). Temperatures vary considerably through the year.

How much rain does Lachen get?

Annual rainfall is around 1831 mm (72 in). June is the wettest month with 209 mm (8.2 in), while January is the driest with 118 mm (4.6 in).

How sunny is Lachen?

Lachen receives around 1,705 hours of sunshine per year. July is the sunniest month with 230 hours, while December is the cloudiest with just 48 hours.

Lachen 3-Day Forecast

Lachen 3-Day Forecast

Lachen on the map

Lachen is highlighted — select any city to see its climate.

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