Last updated: August 23, 2025
In September, the average temperature in Schmallenberg, Germany hovers around 13°C (56°F). Expect a chilly minimum of -1°C (31°F), while the mercury can rise as high as 28°C (83°F). This month also brings about 78 mm (3.1 in) of precipitation spread over 12 days, contributing to an average humidity of 82%. Prepare for a mix of cool breezes and occasional rain!
In September in Schmallenberg, the average temperature is 13°C (56°F), with maximums potentially reaching 28°C (83°F) and minimums dropping as low as -1°C (31°F). This diverse temperature range makes Schmallenberg an intriguing destination for travelers seeking varied experiences, so be sure to pack accordingly!
In Schmallenberg in September, the precipitation amount is 78 mm (3.1 in), occurring over a span of 12 days.
In Schmallenberg in September, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.
In Schmallenberg in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Schmallenberg.
UV Risk Categories
Weather in Schmallenberg varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Schmallenberg, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (33°F) | 100 mm (3.9 inches) | 92% | low |
| February Weather | 2°C (35°F) | 92 mm (3.6 inches) | 90% | low |
| March Weather | 4°C (40°F) | 105 mm (4.1 inches) | 87% | moderate |
| April Weather | 8°C (46°F) | 60 mm (2.4 inches) | 83% | moderate |
| May Weather | 11°C (53°F) | 108 mm (4.3 inches) | 76% | high |
| June Weather | 16°C (62°F) | 94 mm (3.7 inches) | 74% | very high |
| July Weather | 17°C (62°F) | 112 mm (4.4 inches) | 74% | very high |
| August Weather | 17°C (63°F) | 116 mm (4.6 inches) | 75% | high |
| September Weather | 13°C (56°F) | 78 mm (3.1 inches) | 82% | moderate |
| October Weather | 10°C (50°F) | 97 mm (3.8 inches) | 88% | moderate |
| November Weather | 5°C (41°F) | 62 mm (2.4 inches) | 90% | low |
| December Weather | 2°C (37°F) | 114 mm (4.5 inches) | 92% | low |