Last updated: August 22, 2025
In Saint-Jean-Baptiste, Canada, the average temperature in May is a brisk 13°C (56°F), with minimums dipping to 0°C (32°F) and soaring to a maximum of 31°C (88°F). Expect precipitation of about 101 mm (4.0 in) over 12 days during the month, with an average humidity of 80% adding a touch of dampness to the air.
In May in Saint-Jean-Baptiste, the average temperature is 13°C (56°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures when traveling during this time!
In Saint-Jean-Baptiste in May, the precipitation amount is 101 mm (4.0 in) spread over 12 days.
In Saint-Jean-Baptiste in May humidity is 80%. With average temperature 13°C (56°F) this humidity feels like a damp chill that seeps into your bones, making outdoor exploration more challenging and necessitating layered clothing for comfort.
In Saint-Jean-Baptiste 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 Saint-Jean-Baptiste.
UV Risk Categories
Weather in Saint-Jean-Baptiste varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Saint-Jean-Baptiste, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (17°F) | 86 mm (3.4 inches) | 93% | low |
| February Weather | -7°C (20°F) | 88 mm (3.5 inches) | 92% | moderate |
| March Weather | -2°C (28°F) | 88 mm (3.4 inches) | 86% | moderate |
| April Weather | 5°C (42°F) | 119 mm (4.7 inches) | 85% | high |
| May Weather | 13°C (56°F) | 101 mm (4.0 inches) | 80% | very high |
| June Weather | 19°C (66°F) | 102 mm (4.0 inches) | 74% | very high |
| July Weather | 22°C (72°F) | 98 mm (3.9 inches) | 76% | very high |
| August Weather | 21°C (70°F) | 101 mm (4.0 inches) | 75% | very high |
| September Weather | 16°C (62°F) | 76 mm (3.0 inches) | 78% | high |
| October Weather | 10°C (50°F) | 133 mm (5.2 inches) | 86% | moderate |
| November Weather | 2°C (35°F) | 113 mm (4.5 inches) | 88% | moderate |
| December Weather | -5°C (24°F) | 90 mm (3.5 inches) | 89% | low |