Last updated: August 22, 2025
In Sint-Katelijne-Waver, Belgium during September, the average temperature is a pleasant 16°C (60°F), with highs reaching 33°C (93°F) and lows dropping to 4°C (39°F). Expect some rain, as 50 mm (2.0 in) of precipitation can occur over about 9 days. The air remains quite moist, with an average humidity level of 82%.
In September in Sint-Katelijne-Waver, the average temperature is 16°C (60°F). Maximums can reach 33°C (93°F), while minimums can drop as low as 4°C (39°F). This mild climate makes Sint-Katelijne-Waver an appealing destination for travelers seeking a blend of warmth and cool relief.
In Sint-Katelijne-Waver in September, the precipitation amount is 50 mm (2.0 in) over the course of 9 days.
In Sint-Katelijne-Waver in September humidity is 82%. With an average temperature of 16°C (60°F), this humidity feels like walking through a warm, thick blanket that clings to your skin, making every step feel heavier and travel more exhausting.
In Sint-Katelijne-Waver 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 Sint-Katelijne-Waver.
UV Risk Categories
Weather in Sint-Katelijne-Waver varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sint-Katelijne-Waver, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 62 mm (2.4 inches) | 91% | low |
| February Weather | 6°C (42°F) | 67 mm (2.6 inches) | 89% | low |
| March Weather | 7°C (46°F) | 68 mm (2.7 inches) | 87% | moderate |
| April Weather | 10°C (51°F) | 35 mm (1.4 inches) | 85% | moderate |
| May Weather | 14°C (57°F) | 57 mm (2.3 inches) | 82% | high |
| June Weather | 18°C (65°F) | 64 mm (2.5 inches) | 82% | very high |
| July Weather | 19°C (67°F) | 71 mm (2.8 inches) | 80% | very high |
| August Weather | 19°C (67°F) | 74 mm (2.9 inches) | 76% | high |
| September Weather | 16°C (60°F) | 50 mm (2.0 inches) | 82% | moderate |
| October Weather | 13°C (55°F) | 77 mm (3.0 inches) | 89% | moderate |
| November Weather | 7°C (46°F) | 53 mm (2.1 inches) | 92% | low |
| December Weather | 6°C (42°F) | 88 mm (3.5 inches) | 92% | low |