Last updated: March 2, 2024
The weather in Haikou, China, during April is characterized by an average temperature of 19°C (66°F). Highs can soar to 28°C (82°F), while lows may dip to 11°C (53°F). Typically, the humidity level in Haikou throughout April hovers around 81%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In April, Haikou averages 88 mm (3.5 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 45 minutes of daylight, with the sun shining for approximately 9 hours 7 minutes each day. Additionally, there is a 30% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In April, the UV Index in Haikou reaches a maximum of 12, 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 | 9 | 11 | 12 | 11 | 8 | 5 | 3 | 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 | |||||