Last updated: March 2, 2024
The weather in Yen Bai, Vietnam, during September is characterized by an average temperature of 28°C (83°F). Highs can soar to 36°C (97°F), while lows may dip to 23°C (75°F). Typically, the humidity level in Yen Bai throughout September hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Yen Bai averages 262 mm (10.3 inches) of rainfall, typically over the course of 22 rainy days. The month enjoys an average of 12 hours 14 minutes of daylight, with the sun shining for approximately 8 hours 56 minutes each day. Additionally, there is a 29% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Yen Bai reaches a maximum of 13, 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 | 10 | 12 | 13 | 12 | 9 | 5 | 2 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||