Last updated: June 24, 2025
In Pearl City, United States, the average temperature in May is a comfortable 16°C (61°F). However, be prepared for some extremes with minimum temperatures dropping to -2°C (28°F) and maximums soaring to 34°C (94°F). You can expect 148 mm (5.8 in) of precipitation over approximately 14 days, contributing to an average humidity level of 78%.
In May in Pearl City, the average temperature is 16°C (61°F). The maximum can reach 34°C (94°F), while the minimum can drop as low as -2°C (28°F). Be prepared for a wide range of temperatures when traveling during this time.
In Pearl City in May, the total precipitation amount is 148 mm (5.8 in) over the course of 14 days.
In Pearl City in May, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.
In Pearl City in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Pearl City.
UV Risk Categories
Weather in Pearl City varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Pearl City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 58 mm (2.3 inches) | 85% | moderate |
| February Weather | -4°C (25°F) | 58 mm (2.3 inches) | 85% | moderate |
| March Weather | 3°C (38°F) | 73 mm (2.9 inches) | 85% | high |
| April Weather | 9°C (48°F) | 100 mm (3.9 inches) | 85% | very high |
| May Weather | 16°C (61°F) | 148 mm (5.8 inches) | 78% | very high |
| June Weather | 22°C (72°F) | 119 mm (4.7 inches) | 80% | very high |
| July Weather | 24°C (76°F) | 84 mm (3.3 inches) | 78% | very high |
| August Weather | 22°C (72°F) | 93 mm (3.7 inches) | 76% | very high |
| September Weather | 19°C (67°F) | 121 mm (4.8 inches) | 79% | very high |
| October Weather | 11°C (53°F) | 110 mm (4.3 inches) | 83% | moderate |
| November Weather | 3°C (37°F) | 46 mm (1.8 inches) | 88% | moderate |
| December Weather | -1°C (31°F) | 50 mm (2.0 inches) | 81% | low |