Last updated: March 2, 2024
The weather in Gravenhurst, Canada, during August is characterized by an average temperature of 19°C (67°F). Highs can soar to 29°C (84°F), while lows may dip to 10°C (49°F). Typically, the humidity level in Gravenhurst throughout August hovers around 67%.
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Humidity
In August, Gravenhurst averages 138 mm (5.4 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 13 hours 58 minutes of daylight, with the sun shining for approximately 10 hours 11 minutes each day. Additionally, there is a 48% probability of sunny days during this period.
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In August, the UV Index in Gravenhurst 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 | 1 | 3 | 4 | 6 | 8 | 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 | ||||||