Schmallenberg Weather in September
Schmallenberg in September sees moderate daytime temperatures of 18°C (64°F) and nighttime lows of 9°C (48°F). Rainfall is fairly high this month at around 92 mm (3.6 in), so pack a rain jacket to stay dry.
Rainfall in Schmallenberg in September
Records from the past 30 years suggest around 15 days of rain, with 92 mm (3.6 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Schmallenberg in September
If you're visiting Schmallenberg in September, expect highs of 18°C (64°F) and overnight lows around 9°C (48°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Germany, check out our Schmallenberg's climate page.
Schmallenberg Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
18°C (64°F)
Chance of Rain
48%
Precipitation
92 mm (3.6 in)
Rainy days
15 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Schmallenberg typically drop from around 18°C (64°F) at the start of September to approximately 15°C (59°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 10°C (50°F).
Average temperatures in September
Historical weather for Schmallenberg in September
Browse day-by-day weather records for Schmallenberg spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Schmallenberg historical weather extremes in September
Based on weather observations in Schmallenberg between 1976 and 2025, these are the recorded extremes during September.
- Schmallenberg recorded its highest September temperature of 30°C (86°F) on September 6, 2013.
- The coldest September day was on September 17, 1986, with a maximum of 4°C (39°F).
- Nighttime temperatures dropped to 0°C (32°F) on September 16, 1979, marking the coldest September night on record.
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
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What to Wear in Schmallenberg in September
For Schmallenberg in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Schmallenberg in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Germany, check out our Schmallenberg's climate page.
See the full Schmallenberg climate overview or explore weather in Germany.
