Last updated: March 2, 2024
The weather in Toronto, Canada, during May is characterized by an average temperature of 13°C (55°F). Highs can soar to 29°C (84°F), while lows may dip to 1°C (34°F). Typically, the humidity level in Toronto throughout May hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Toronto averages 90 mm (3.6 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 14 hours 45 minutes of daylight, with the sun shining for approximately 9 hours 28 minutes each day. Additionally, there is a 46% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Toronto reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 | 3 | 5 | 7 | 8 | 9 | 9 | 7 | 5 | 3 | 2 | 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 | ||||||