Last updated: June 24, 2025
In Cape Vincent, United States, the average temperature in May hovers around 12°C (54°F), providing a mild climate for outdoor activities. Be prepared for temperature fluctuations, with minimums dipping to -1°C (31°F) and maximums soaring up to 28°C (83°F). Rain is not uncommon, as 98 mm (3.9 in) of precipitation can be expected over 12 days, contributing to an average humidity of 75%. Whether exploring the scenery or enjoying local festivities, pack accordingly to make the most of your visit!
In May in Cape Vincent, the average temperature is 12°C (54°F). Maximums can reach 28°C (83°F), while minimums can drop as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures during this time.
In Cape Vincent in May, the precipitation amount is 98 mm (3.9 in) over the course of 12 days.
In Cape Vincent in May, humidity is 75%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that seeps into your bones, making it essential to layer your clothing for comfort while exploring.
In Cape Vincent 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 Cape Vincent.
UV Risk Categories
Weather in Cape Vincent varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Cape Vincent, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 79 mm (3.1 inches) | 93% | low |
| February Weather | -4°C (25°F) | 78 mm (3.1 inches) | 93% | moderate |
| March Weather | 0°C (31°F) | 79 mm (3.1 inches) | 86% | moderate |
| April Weather | 6°C (43°F) | 126 mm (5.0 inches) | 82% | very high |
| May Weather | 12°C (54°F) | 98 mm (3.9 inches) | 75% | very high |
| June Weather | 18°C (64°F) | 91 mm (3.6 inches) | 68% | very high |
| July Weather | 22°C (72°F) | 126 mm (5.0 inches) | 69% | very high |
| August Weather | 22°C (71°F) | 96 mm (3.8 inches) | 67% | very high |
| September Weather | 18°C (64°F) | 70 mm (2.8 inches) | 72% | high |
| October Weather | 11°C (53°F) | 154 mm (6.0 inches) | 83% | moderate |
| November Weather | 4°C (39°F) | 114 mm (4.5 inches) | 88% | moderate |
| December Weather | -1°C (30°F) | 97 mm (3.8 inches) | 89% | low |