Last updated: June 18, 2025
In September, the average temperature in La Prairie, Canada is a pleasant 16°C (62°F). Expect a range from a cool minimum of 2°C (35°F) to a warm maximum of 32°C (90°F). During this month, precipitation totals around 73 mm (2.9 in) over 9 days, accompanied by an average humidity of 78%.
In September in La Prairie, the average temperature is 16°C (62°F), with maximums reaching 32°C (90°F) and minimums dipping as low as 2°C (35°F). This diverse temperature range makes La Prairie a great destination for travelers looking to experience varying climates throughout the day.
In La Prairie in September, the precipitation amount is 73 mm (2.9 in), occurring over the course of 9 days.
In La Prairie in September, humidity is 78%. With an average temperature of 16°C (62°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities enjoyable yet slightly sticky. Travelers may find the weather pleasantly mild, though they'll appreciate having light, breathable clothing on hand to stay comfortable while exploring.
In La Prairie in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in La Prairie.
UV Risk Categories
Weather in La Prairie varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in La Prairie, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (17°F) | 84 mm (3.3 inches) | 93% | low |
| February Weather | -7°C (20°F) | 82 mm (3.2 inches) | 92% | moderate |
| March Weather | -2°C (29°F) | 84 mm (3.3 inches) | 86% | moderate |
| April Weather | 6°C (43°F) | 121 mm (4.7 inches) | 85% | high |
| May Weather | 14°C (57°F) | 97 mm (3.8 inches) | 80% | very high |
| June Weather | 19°C (67°F) | 103 mm (4.1 inches) | 74% | very high |
| July Weather | 22°C (72°F) | 103 mm (4.1 inches) | 76% | very high |
| August Weather | 21°C (70°F) | 109 mm (4.3 inches) | 75% | very high |
| September Weather | 16°C (62°F) | 73 mm (2.9 inches) | 78% | high |
| October Weather | 10°C (50°F) | 139 mm (5.5 inches) | 86% | moderate |
| November Weather | 2°C (35°F) | 118 mm (4.6 inches) | 88% | moderate |
| December Weather | -5°C (24°F) | 88 mm (3.5 inches) | 89% | low |