Last updated: March 2, 2024
The weather in Guiyang, China, during September is characterized by an average temperature of 21°C (70°F). Highs can soar to 31°C (87°F), while lows may dip to 14°C (58°F). Typically, the humidity level in Guiyang throughout September hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Guiyang averages 151 mm (6.0 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 12 hours 17 minutes of daylight, with the sun shining for approximately 8 hours 9 minutes each day. Additionally, there is a 41% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Guiyang reaches a maximum of 11, 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 | 1 | 3 | 6 | 9 | 11 | 11 | 10 | 7 | 4 | 2 | 1 | 1 |
| 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 | ||||