Last updated: March 2, 2024
The weather in Zalmah al `Ulya, Yemen, during September is characterized by an average temperature of 23°C (73°F). Highs can soar to 30°C (87°F), while lows may dip to 16°C (61°F). Typically, the humidity level in Zalmah al `Ulya throughout September hovers around 66%.
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In September, Zalmah al `Ulya averages 101 mm (4.0 inches) of rainfall, typically over the course of 22 rainy days. The month enjoys an average of 12 hours 11 minutes of daylight, with the sun shining for approximately 10 hours 22 minutes each day. Additionally, there is a 53% probability of sunny days during this period.
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In September, the UV Index in Zalmah al `Ulya reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 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 | 3 | 6 | 9 | 11 | 12 | 10 | 7 | 4 | 2 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||