Last updated: March 2, 2024
The weather in Rottnest Island, Australia, during May is characterized by an average temperature of 18°C (66°F). Highs can soar to 23°C (73°F), while lows may dip to 14°C (57°F). Typically, the humidity level in Rottnest Island throughout May hovers around 72%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Rottnest Island averages 80 mm (3.1 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 10 hours 28 minutes of daylight, with the sun shining for approximately 9 hours 0 minutes each day. Additionally, there is a 43% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Rottnest Island reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 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 | 2 | 4 | 5 | 6 | 5 | 4 | 2 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||