Last updated: March 2, 2024
The weather in Hoai An, Vietnam, during September is characterized by an average temperature of 28°C (83°F). Highs can soar to 35°C (95°F), while lows may dip to 24°C (76°F). Typically, the humidity level in Hoai An throughout September hovers around 88%.
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Average temperature
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Humidity
In September, Hoai An averages 214 mm (8.4 inches) of rainfall, typically over the course of 24 rainy days. The month enjoys an average of 12 hours 11 minutes of daylight, with the sun shining for approximately 9 hours 58 minutes each day. Additionally, there is a 17% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Hoai An reaches a maximum of 14, 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 | 2 | 4 | 8 | 11 | 13 | 14 | 12 | 8 | 5 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||