Grainau Weather in September

September in Grainau typically sees daytime highs of 16°C (61°F) and nighttime lows of 6°C (43°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Grainau in September

You can expect rain on around 14 days based on historical patterns, with 152 mm (6 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Grainau in September

September in Grainau brings moderate temperatures, with highs of 16°C (61°F) and nights around 6°C (43°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Grainau in September

The month brings about 185 hours of sunlight, offering a comfortable mix of sun and overcast.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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• December

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

Grainau Temperature in September

Min Temperature 6°C (43°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 48%  

Precipitation 152 mm (6 in)  

Rainy days 14 days  

Humidity 50% *  

Sunshine 185 hours *  

Percentage Sunshine 54% *  

* Data from: Innsbruck, Austria (33 KM, 20 Miles).

What to Wear in Grainau 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! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Grainau in September

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

Swimming

5/10

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 Germany, check out our Grainau's climate page.

More climate data for Grainau

Temperature Rainfall Sunshine Humidity

See the full Grainau climate overview or explore weather in Germany.