Last updated: March 2, 2024
The weather in Chemainus, Canada, during May is characterized by an average temperature of 14°C (57°F). Highs can soar to 25°C (77°F), while lows may dip to 6°C (42°F). Typically, the humidity level in Chemainus throughout May hovers around 81%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Chemainus averages 58 mm (2.3 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 15 hours 18 minutes of daylight, with the sun shining for approximately 10 hours 34 minutes each day. Additionally, there is a 39% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Chemainus reaches a maximum of 7, 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 | 2 | 3 | 4 | 6 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||