Last updated: March 2, 2024
The weather in Waipahu, United States, during April is characterized by an average temperature of 23°C (74°F). Highs can soar to 28°C (83°F), while lows may dip to 19°C (66°F). Typically, the humidity level in Waipahu throughout April hovers around 81%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In April, Waipahu averages 39 mm (1.5 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 38 minutes of daylight, with the sun shining for approximately 10 hours 16 minutes each day. Additionally, there is a 52% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In April, the UV Index in Waipahu 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 | 2 | 4 | 7 | 10 | 12 | 11 | 10 | 7 | 4 | 2 | 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 | ||||