Last updated: June 18, 2025
In October, the average temperature in Lac-Megantic, Canada hovers around 7°C (45°F). Expect a chill with minimums plummeting to -8°C (19°F), while the mercury can rise to a pleasant 22°C (72°F). With precipitation averaging 136 mm (5.4 in) over 16 days, and humidity levels sitting at a high 85%, it’s wise to prepare for a mix of weather as you explore this captivating region.
In October in Lac-Megantic, the average temperature is 7°C (45°F). Maximum temperatures can reach 22°C (72°F), while minimums can drop as low as -8°C (19°F). Be prepared for a wide range of temperatures when planning your trip, as layering clothing will help you stay comfortable in varying conditions.
In Lac-Megantic in October, the precipitation amount is 136 mm (5.4 in) spread over 16 days.
In Lac-Megantic in October, humidity is 85%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.
In Lac-Megantic 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 Lac-Megantic.
UV Risk Categories
Weather in Lac-Megantic varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Lac-Megantic, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -10°C (15°F) | 92 mm (3.6 inches) | 91% | low |
| February Weather | -8°C (17°F) | 87 mm (3.4 inches) | 89% | moderate |
| March Weather | -4°C (24°F) | 84 mm (3.3 inches) | 85% | moderate |
| April Weather | 3°C (38°F) | 121 mm (4.7 inches) | 84% | high |
| May Weather | 10°C (51°F) | 111 mm (4.4 inches) | 78% | very high |
| June Weather | 15°C (60°F) | 115 mm (4.5 inches) | 72% | very high |
| July Weather | 18°C (65°F) | 114 mm (4.5 inches) | 75% | very high |
| August Weather | 17°C (64°F) | 114 mm (4.5 inches) | 74% | very high |
| September Weather | 13°C (56°F) | 79 mm (3.1 inches) | 77% | high |
| October Weather | 7°C (45°F) | 136 mm (5.4 inches) | 85% | moderate |
| November Weather | -1°C (30°F) | 112 mm (4.4 inches) | 86% | moderate |
| December Weather | -7°C (20°F) | 92 mm (3.6 inches) | 85% | low |