Last updated: June 18, 2025
In September, the average temperature in Clair, Canada hovers around 13°C (56°F), providing a crisp yet pleasant atmosphere. Expect temperatures to range from a brisk -2°C (29°F) to a warm 28°C (83°F). This month also brings 91 mm (3.6 in) of precipitation spread across 11 days, contributing to an average humidity of 85%. Whether you're exploring or relaxing, be prepared for a mix of weather!
In September in Clair, the average temperature is 13°C (56°F). Maximum can reach 28°C (83°F) and minimum can be as low as -2°C (29°F). Be prepared for a wide range of temperatures if you're planning a trip during this time.
In Clair in September, the precipitation amount is 91 mm (3.6 in) over a period of 11 days.
In Clair in September humidity is 85%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that wraps around you, making outdoor activities feel heavier and less enjoyable, as layers of clothing cling to the skin and breath becomes visible in the moist air.
In Clair 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 Clair.
UV Risk Categories
Weather in Clair varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Clair, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -11°C (13°F) | 87 mm (3.4 inches) | 93% | low |
| February Weather | -9°C (15°F) | 72 mm (2.8 inches) | 92% | moderate |
| March Weather | -5°C (24°F) | 78 mm (3.1 inches) | 90% | moderate |
| April Weather | 3°C (37°F) | 114 mm (4.5 inches) | 87% | high |
| May Weather | 10°C (51°F) | 95 mm (3.7 inches) | 82% | very high |
| June Weather | 16°C (60°F) | 92 mm (3.6 inches) | 77% | very high |
| July Weather | 19°C (66°F) | 90 mm (3.6 inches) | 81% | very high |
| August Weather | 18°C (65°F) | 80 mm (3.2 inches) | 83% | very high |
| September Weather | 13°C (56°F) | 91 mm (3.6 inches) | 85% | high |
| October Weather | 7°C (45°F) | 115 mm (4.5 inches) | 87% | moderate |
| November Weather | -1°C (31°F) | 112 mm (4.4 inches) | 87% | moderate |
| December Weather | -8°C (18°F) | 93 mm (3.7 inches) | 90% | low |