Last updated: August 22, 2025
In Sankt Stefan, Austria, the average temperature in September hovers around 14°C (57°F), making it a pleasant time to explore. Expect minimum temperatures to dip as low as -1°C (31°F) and highs soaring up to 28°C (82°F). During this month, precipitation totals approximately 126 mm (5.0 in) over 13 days, contributing to an average humidity level of 74%. Whether you're soaking up the sun or enjoying the cool breeze, there's plenty to experience! 🌤️
In September in Sankt Stefan, the average temperature is 14°C (57°F). The maximum can reach 28°C (82°F) and the minimum can be as low as -1°C (31°F). This makes Sankt Stefan a great destination for travelers looking to experience mild weather while enjoying outdoor activities.
In Sankt Stefan in September, the precipitation amount is 126 mm (5.0 in) over the course of 13 days.
In Sankt Stefan in September, humidity is 74%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making it slightly uncomfortable for traveling, as you may find yourself quickly sweating and in need of frequent breaks to cool down.
In Sankt Stefan in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sankt Stefan.
UV Risk Categories
Weather in Sankt Stefan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sankt Stefan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 31 mm (1.2 inches) | 91% | low |
| February Weather | 0°C (33°F) | 53 mm (2.1 inches) | 87% | moderate |
| March Weather | 4°C (39°F) | 52 mm (2.0 inches) | 82% | moderate |
| April Weather | 9°C (48°F) | 74 mm (2.9 inches) | 79% | high |
| May Weather | 12°C (55°F) | 147 mm (5.8 inches) | 74% | very high |
| June Weather | 18°C (64°F) | 99 mm (3.9 inches) | 75% | very high |
| July Weather | 19°C (66°F) | 117 mm (4.6 inches) | 74% | very high |
| August Weather | 19°C (66°F) | 137 mm (5.4 inches) | 68% | very high |
| September Weather | 14°C (57°F) | 126 mm (5.0 inches) | 74% | high |
| October Weather | 9°C (49°F) | 62 mm (2.4 inches) | 88% | moderate |
| November Weather | 4°C (40°F) | 86 mm (3.4 inches) | 90% | moderate |
| December Weather | -1°C (30°F) | 71 mm (2.8 inches) | 89% | low |