Last updated: June 18, 2025
In September, the average temperature in Carleton-sur-Mer, Canada hovers around 13°C (55°F), offering a mix of mild days and chilly nights. Expect temperatures to swing from a minimum of -2°C (28°F) to a comfortable maximum of 28°C (83°F). With about 124 mm (4.9 in) of precipitation spread over 10 days, be prepared for some rainy spells. Additionally, the average humidity sits at a high 85%, adding a touch of dampness to the air.
In September in Carleton-sur-Mer, the average temperature is 13°C (55°F), with maximums reaching 28°C (83°F) and minimums dropping as low as -2°C (28°F). This climate makes it an ideal time for travelers to enjoy a diverse range of outdoor activities while being prepared for varying temperatures.
In Carleton-sur-Mer in September, the precipitation amount is 124 mm (4.9 in) spread over a duration of 10 days.
In Carleton-sur-Mer in September, humidity is 85%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making even short walks feel exhausting and urging travelers to seek shade and refreshment frequently.
In Carleton-sur-Mer in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Carleton-sur-Mer, you can refer to this Hourly UV Index in Carleton-sur-Mer.
UV Risk Categories
Weather in Carleton-sur-Mer varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Carleton-sur-Mer, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -11°C (12°F) | 86 mm (3.4 inches) | 89% | low |
| February Weather | -10°C (14°F) | 79 mm (3.1 inches) | 90% | moderate |
| March Weather | -5°C (23°F) | 86 mm (3.4 inches) | 88% | moderate |
| April Weather | 2°C (35°F) | 109 mm (4.3 inches) | 86% | high |
| May Weather | 9°C (49°F) | 90 mm (3.5 inches) | 83% | very high |
| June Weather | 15°C (60°F) | 86 mm (3.4 inches) | 75% | very high |
| July Weather | 19°C (66°F) | 81 mm (3.2 inches) | 82% | very high |
| August Weather | 18°C (65°F) | 83 mm (3.3 inches) | 84% | very high |
| September Weather | 13°C (55°F) | 124 mm (4.9 inches) | 85% | high |
| October Weather | 7°C (44°F) | 111 mm (4.4 inches) | 87% | moderate |
| November Weather | -1°C (31°F) | 130 mm (5.1 inches) | 86% | low |
| December Weather | -8°C (19°F) | 110 mm (4.3 inches) | 88% | low |