Last updated: June 18, 2025
In Cochrane, Canada, the average temperature in September is a cool 9°C (49°F). However, be prepared for a temperature range that can dip to a brisk -4°C (25°F) or peak at a warm 30°C (87°F). During this month, expect 53 mm (2.1 in) of precipitation over 10 days, accompanied by an average humidity of 74%. Whether you're braving the chill or enjoying the warmth, don't forget your umbrella!
In September in Cochrane, the average temperature is 9°C (49°F), with maximums reaching up to 30°C (87°F) and minimums potentially dropping as low as -4°C (25°F). This time of year offers a diverse range of weather, making it essential for travelers to pack accordingly to enjoy all that Cochrane has to offer.
In Cochrane in September, the precipitation amount is 53 mm (2.1 in) spread over a duration of 10 days.
In Cochrane in September humidity is 74%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace that can make outdoor activities somewhat uncomfortable; travelers may find themselves needing to dress in layers to stay warm while also coping with the dampness in the air.
In Cochrane 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 Cochrane.
UV Risk Categories
Weather in Cochrane varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cochrane, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (17°F) | 9 mm (0.4 inches) | 91% | low |
| February Weather | -12°C (12°F) | 32 mm (1.3 inches) | 93% | moderate |
| March Weather | -4°C (25°F) | 31 mm (1.2 inches) | 88% | moderate |
| April Weather | 1°C (35°F) | 48 mm (1.9 inches) | 84% | high |
| May Weather | 9°C (48°F) | 71 mm (2.8 inches) | 80% | very high |
| June Weather | 13°C (56°F) | 96 mm (3.8 inches) | 79% | very high |
| July Weather | 15°C (60°F) | 79 mm (3.1 inches) | 80% | very high |
| August Weather | 15°C (59°F) | 53 mm (2.1 inches) | 77% | very high |
| September Weather | 9°C (49°F) | 53 mm (2.1 inches) | 74% | high |
| October Weather | 2°C (37°F) | 36 mm (1.4 inches) | 80% | moderate |
| November Weather | -3°C (27°F) | 29 mm (1.1 inches) | 86% | low |
| December Weather | -8°C (18°F) | 27 mm (1.1 inches) | 92% | low |