Last updated: March 2, 2024
The weather in Sanya, China, during September is characterized by an average temperature of 28°C (82°F). Highs can soar to 31°C (88°F), while lows may dip to 25°C (77°F). Typically, the humidity level in Sanya throughout September hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Sanya averages 218 mm (8.6 inches) of rainfall, typically over the course of 24 rainy days. The month enjoys an average of 12 hours 13 minutes of daylight, with the sun shining for approximately 9 hours 45 minutes each day. Additionally, there is a 33% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Sanya 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 | 2 | 4 | 8 | 11 | 13 | 13 | 11 | 8 | 4 | 2 | 1 | 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 | ||||||