Last updated: August 22, 2025
In Helchteren, Belgium, the average temperature in September hovers around 15°C (60°F). Expect a minimum of 3°C (37°F) and a maximum soaring up to 34°C (94°F). During this time, precipitation measures approximately 61 mm (2.4 in) over about 10 days, contributing to an average humidity level of 81%. Whether you prefer the cozy chill or the warmth of the sun, September in Helchteren offers a wonderfully diverse climate!
In September in Helchteren, the average temperature is 15°C (60°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 3°C (37°F). Be prepared for a range of temperatures, making it a good idea to pack layers for your travels.
In Helchteren in September, the precipitation amount is 61 mm (2.4 in) over a span of 10 days.
In Helchteren in September, humidity is 81%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sluggish and draining, which can challenge even the best-prepared traveler.
In Helchteren 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 Helchteren.
UV Risk Categories
Weather in Helchteren varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Helchteren, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 65 mm (2.6 inches) | 91% | low |
| February Weather | 5°C (42°F) | 72 mm (2.8 inches) | 90% | low |
| March Weather | 7°C (45°F) | 76 mm (3.0 inches) | 87% | moderate |
| April Weather | 10°C (51°F) | 35 mm (1.4 inches) | 84% | moderate |
| May Weather | 14°C (58°F) | 60 mm (2.4 inches) | 77% | high |
| June Weather | 19°C (66°F) | 78 mm (3.1 inches) | 74% | very high |
| July Weather | 19°C (67°F) | 76 mm (3.0 inches) | 72% | very high |
| August Weather | 19°C (67°F) | 78 mm (3.1 inches) | 71% | high |
| September Weather | 15°C (60°F) | 61 mm (2.4 inches) | 81% | moderate |
| October Weather | 12°C (54°F) | 84 mm (3.3 inches) | 88% | moderate |
| November Weather | 7°C (45°F) | 55 mm (2.2 inches) | 91% | low |
| December Weather | 5°C (42°F) | 96 mm (3.8 inches) | 92% | low |