Last updated: March 2, 2024
The weather in Haikou, China, during September is characterized by an average temperature of 25°C (77°F). Highs can soar to 35°C (96°F), while lows may dip to 16°C (62°F). Typically, the humidity level in Haikou throughout September hovers around 72%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Haikou averages 98 mm (3.9 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 12 hours 18 minutes of daylight, with the sun shining for approximately 8 hours 2 minutes each day. Additionally, there is a 39% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Haikou reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 | 11 | 10 | 7 | 5 | 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 |