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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.
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).
Grainau Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grainau - and find the best time to visit.
Best Places in Germany in September
Find out more about the weather in Germany and which places have the best travel conditions in this month. See all of Germany in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
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.
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Swimming5/10 -
Cycling5/10 -
Walking5/10 -
Camping3/10
Grainau 3-Day Forecast
More climate data for Grainau
Temperature Rainfall Sunshine Humidity
See the full Grainau climate overview or explore weather in Germany.
Popular in September
Where to go in September - average daytime high across popular destinations.
Berlin
21°C (70°F) Hanover20°C (68°F) Cologne21°C (70°F) Düsseldorf21°C (70°F) Munich
20°C (68°F) Hamburg20°C (68°F) Binz
18°C (64°F) Winterberg18°C (64°F) Bucket list
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