Last updated: March 2, 2024
The weather in Chastres, Belgium, during July is characterized by an average temperature of 18°C (65°F). Highs can soar to 30°C (87°F), while lows may dip to 9°C (48°F). Typically, the humidity level in Chastres throughout July hovers around 80%.
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Average temperature
Maximum temperature
Humidity
In July, Chastres averages 75 mm (2.9 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 15 hours 52 minutes of daylight, with the sun shining for approximately 13 hours 7 minutes each day. Additionally, there is a 31% probability of sunny days during this period.
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Rainy days
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Chance of sun
In July, the UV Index in Chastres reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 3 | 2 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||