Last updated: June 18, 2025
In Saint-Flavien, Canada, the average temperature in September hovers around 15°C (59°F). Visitors can expect a minimum chill of -1°C (30°F) and a potential maximum warmth of 30°C (86°F). Precipitation is moderate, with an average of 89 mm (3.5 in) spread over approximately 10 days, contributing to an overall humidity of 81%. Be prepared for a varied climate!
In September in Saint-Flavien, the average temperature is 15°C (59°F). Maximums can reach 30°C (86°F) and minimums can be as low as -1°C (30°F). Be prepared for a wide range of temperatures while traveling, ensuring you pack clothing suitable for both warm days and cooler nights.
In Saint-Flavien in September, the precipitation amount is 89 mm (3.5 in) over a period of 10 days.
In Saint-Flavien in September humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.
In Saint-Flavien 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 Saint-Flavien.
UV Risk Categories
Weather in Saint-Flavien varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Saint-Flavien, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -10°C (15°F) | 88 mm (3.4 inches) | 95% | low |
| February Weather | -8°C (18°F) | 85 mm (3.3 inches) | 93% | moderate |
| March Weather | -3°C (26°F) | 94 mm (3.7 inches) | 90% | moderate |
| April Weather | 4°C (40°F) | 120 mm (4.7 inches) | 87% | high |
| May Weather | 12°C (54°F) | 110 mm (4.3 inches) | 79% | very high |
| June Weather | 17°C (63°F) | 133 mm (5.3 inches) | 73% | very high |
| July Weather | 20°C (69°F) | 129 mm (5.1 inches) | 81% | very high |
| August Weather | 19°C (67°F) | 141 mm (5.6 inches) | 81% | very high |
| September Weather | 15°C (59°F) | 89 mm (3.5 inches) | 81% | high |
| October Weather | 8°C (48°F) | 129 mm (5.1 inches) | 87% | moderate |
| November Weather | 0°C (32°F) | 124 mm (4.9 inches) | 89% | moderate |
| December Weather | -6°C (21°F) | 95 mm (3.7 inches) | 92% | low |