Last updated: June 18, 2025
In May, the average temperature in Norfolk County, Canada hovers around 13°C (55°F). You'll experience a range of temperatures, with a minimum dipping to -1°C (30°F) and a maximum rising to 26°C (80°F). Be prepared for some rain, as 105 mm (4.1 in) of precipitation is expected over 13 days. With an average humidity of 82%, it’s wise to pack accordingly!
In May in Norfolk County, the average temperature is 13°C (55°F). The maximum can reach 26°C (80°F), and the minimum can be as low as -1°C (30°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Norfolk County in May, the precipitation amount is 105 mm (4.1 in) over the course of 13 days.
In Norfolk County in May, humidity is 82%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities sticky and uncomfortable for traveling.
In Norfolk County 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 Norfolk County.
UV Risk Categories
Weather in Norfolk County varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Norfolk County, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (28°F) | 78 mm (3.1 inches) | 90% | moderate |
| February Weather | -3°C (28°F) | 81 mm (3.2 inches) | 90% | moderate |
| March Weather | 1°C (34°F) | 83 mm (3.3 inches) | 87% | moderate |
| April Weather | 6°C (43°F) | 106 mm (4.2 inches) | 87% | very high |
| May Weather | 13°C (55°F) | 105 mm (4.1 inches) | 82% | very high |
| June Weather | 19°C (66°F) | 88 mm (3.5 inches) | 81% | very high |
| July Weather | 22°C (73°F) | 94 mm (3.7 inches) | 79% | very high |
| August Weather | 22°C (72°F) | 92 mm (3.6 inches) | 80% | very high |
| September Weather | 19°C (66°F) | 80 mm (3.1 inches) | 81% | very high |
| October Weather | 13°C (55°F) | 118 mm (4.6 inches) | 84% | high |
| November Weather | 5°C (41°F) | 92 mm (3.6 inches) | 88% | moderate |
| December Weather | 1°C (34°F) | 88 mm (3.5 inches) | 87% | low |