Last updated: June 18, 2025
In May, the average temperature in Owen Sound, Canada hovers around 12°C (55°F). However, temperatures can vary widely, with a minimum of -3°C (27°F) and a maximum soaring to 33°C (91°F). This month sees 93 mm (3.7 in) of precipitation spread over about 10 days, creating an average humidity of 82%. Stay prepared for the diverse weather!
In May in Owen Sound, the average temperature is 12°C (55°F). The maximum can reach 33°C (91°F) and the minimum can be as low as -3°C (27°F). Be prepared for a wide range of temperatures while traveling, as it may require both light and warm clothing depending on the day.
In Owen Sound in May, the precipitation amount is 93 mm (3.7 in) over the course of 10 days.
In Owen Sound in May, humidity is 82%. With an average temperature of 12°C (55°F), this humidity feels like a heavy blanket wrapping around you, making even a simple walk feel laborious and sticky, which can be quite exhausting for traveling.
In Owen Sound in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Owen Sound.
UV Risk Categories
Weather in Owen Sound varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Owen Sound, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 72 mm (2.8 inches) | 91% | low |
| February Weather | -5°C (23°F) | 80 mm (3.1 inches) | 92% | moderate |
| March Weather | -1°C (31°F) | 68 mm (2.7 inches) | 88% | moderate |
| April Weather | 5°C (42°F) | 114 mm (4.5 inches) | 87% | very high |
| May Weather | 12°C (55°F) | 93 mm (3.7 inches) | 82% | very high |
| June Weather | 18°C (64°F) | 100 mm (3.9 inches) | 79% | very high |
| July Weather | 21°C (69°F) | 100 mm (3.9 inches) | 76% | very high |
| August Weather | 20°C (68°F) | 112 mm (4.4 inches) | 77% | very high |
| September Weather | 16°C (61°F) | 98 mm (3.9 inches) | 80% | high |
| October Weather | 10°C (51°F) | 100 mm (4.0 inches) | 84% | moderate |
| November Weather | 2°C (37°F) | 99 mm (3.9 inches) | 87% | moderate |
| December Weather | -2°C (29°F) | 89 mm (3.5 inches) | 88% | low |