Last updated: March 2, 2024
The weather in Smiths Falls, Canada, during May is characterized by an average temperature of 13°C (55°F). Highs can soar to 28°C (83°F), while lows may dip to 0°C (32°F). Typically, the humidity level in Smiths Falls throughout May hovers around 75%.
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Average temperature
Maximum temperature
Humidity
In May, Smiths Falls averages 103 mm (4.1 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 14 hours 51 minutes of daylight, with the sun shining for approximately 9 hours 3 minutes each day. Additionally, there is a 44% probability of sunny days during this period.
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Chance of sun
In May, the UV Index in Smiths Falls 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 | 3 | 6 | 7 | 9 | 9 | 8 | 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 | ||||||