Last updated: June 18, 2025
In October, the average temperature in Sainte-Catherine, Canada hovers around 10°C (50°F), providing a mild climate. While temperatures can dip to a chilly -4°C (25°F), they can also rise to a warm 27°C (80°F). Expect around 139 mm (5.5 in) of precipitation spread across 13 days, keeping the air refreshingly humid with an average humidity level of 86%.
In October, in Sainte-Catherine, the average temperature is 10°C (50°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -4°C (25°F). This means travelers should be prepared for a wide range of weather conditions, making layers essential for comfort during their visit.
In Sainte-Catherine in October, the precipitation amount is 139 mm (5.5 in) over the course of 13 days.
In Sainte-Catherine in October humidity is 86%. With an average temperature of 10°C (50°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and sticky, which can dampen the spirit of travel.
In Sainte-Catherine in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Sainte-Catherine.
UV Risk Categories
Weather in Sainte-Catherine varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sainte-Catherine, 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 |