Last updated: March 2, 2024
The weather in Sainte-Marie-sur-Semois, Belgium, during September is characterized by an average temperature of 14°C (58°F). Highs can soar to 27°C (82°F), while lows may dip to 5°C (41°F). Typically, the humidity level in Sainte-Marie-sur-Semois throughout September hovers around 83%.
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In September, Sainte-Marie-sur-Semois averages 73 mm (2.9 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 12 hours 33 minutes of daylight, with the sun shining for approximately 10 hours 33 minutes each day. Additionally, there is a 39% probability of sunny days during this period.
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In September, the UV Index in Sainte-Marie-sur-Semois reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 25 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||