Lachen Weather in September

Lachen in September averages 18°C (64°F) during the day and 9°C (48°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Lachen in September

Past climate data indicates that roughly 13 days will see rain, totalling around 160 mm (6.3 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Lachen in September

In September, Lachen sees moderate temperatures, with highs of 18°C (64°F). Nights drop to around 9°C (48°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Lachen in September

The area experiences a moderate amount of sunshine, with approximately 166 hours of sunlight expected. This means a decent mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, July and September typically offer the best circumstances for Lachen.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Lachen's climate page.

Lachen Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 44%  

Precipitation 160 mm (6.3 in)  

Rainy days 13 days  

Humidity 78% *  

Sunshine 166 hours *  

Percentage Sunshine 48% *  

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

What to Wear in Lachen in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Lachen in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

5/10

Walking

5/10

Camping

3/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Lachen's climate page.

More climate data for Lachen

Temperature Rainfall Sunshine Humidity

See the full Lachen climate overview or explore weather in Switzerland.