Last updated: June 18, 2025
In May, the average temperature in Clarence-Rockland, Canada hovers around 13°C (56°F). This period can experience a wide temperature range, with minimums dipping to -3°C (27°F) and maximums soaring to 36°C (96°F). Expect 117 mm (4.6 in) of precipitation spread over approximately 13 days, contributing to an average humidity of 75%.
In May, in Clarence-Rockland, the average temperature is 13°C (56°F). Maximums can reach 36°C (96°F) and minimums can be as low as -3°C (27°F). This wide range of temperatures makes it essential for travelers to pack for both warm and chilly conditions.
In Clarence-Rockland in May, the total precipitation amount is 117 mm (4.6 in) spread over 13 days.
In Clarence-Rockland in May humidity is 75%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill enveloping you, making travel a bit uncomfortable, as the moisture in the air clings to your skin and can dampen your spirits as well as your clothes.
In Clarence-Rockland 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 Clarence-Rockland.
UV Risk Categories
Weather in Clarence-Rockland varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Clarence-Rockland, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (17°F) | 79 mm (3.1 inches) | 93% | low |
| February Weather | -7°C (19°F) | 82 mm (3.2 inches) | 93% | moderate |
| March Weather | -2°C (28°F) | 88 mm (3.4 inches) | 86% | moderate |
| April Weather | 6°C (42°F) | 115 mm (4.5 inches) | 82% | very high |
| May Weather | 13°C (56°F) | 117 mm (4.6 inches) | 75% | very high |
| June Weather | 18°C (65°F) | 99 mm (3.9 inches) | 68% | very high |
| July Weather | 22°C (71°F) | 120 mm (4.7 inches) | 69% | very high |
| August Weather | 20°C (68°F) | 90 mm (3.5 inches) | 67% | very high |
| September Weather | 16°C (60°F) | 77 mm (3.0 inches) | 72% | high |
| October Weather | 9°C (49°F) | 128 mm (5.0 inches) | 83% | moderate |
| November Weather | 1°C (33°F) | 99 mm (3.9 inches) | 88% | moderate |
| December Weather | -5°C (22°F) | 84 mm (3.3 inches) | 89% | low |