Last updated: March 2, 2024
The weather in Saint-Denis-sur-Richelieu, Canada, during May is characterized by an average temperature of 14°C (57°F). Highs can soar to 30°C (87°F), while lows may dip to 1°C (33°F). Typically, the humidity level in Saint-Denis-sur-Richelieu throughout May hovers around 80%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Saint-Denis-sur-Richelieu averages 97 mm (3.8 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 14 hours 56 minutes of daylight, with the sun shining for approximately 9 hours 14 minutes each day. Additionally, there is a 41% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Saint-Denis-sur-Richelieu reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 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 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||