Last updated: June 24, 2025
In October, the average temperature in Sudbury, United States hovers around 13°C (55°F). Expect a chilly low of -8°C (17°F) and a warm high reaching up to 28°C (83°F). This month typically sees about 132 mm (5.2 in) of precipitation over approximately 11 days, paired with an average humidity of 78%. Get ready for a mix of weather as you explore!
In October in Sudbury, the average temperature is 13°C (55°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as -8°C (17°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Sudbury in October, the precipitation amount is 132 mm (5.2 in), which occurs over a span of 11 days.
In Sudbury in October, humidity is 78%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket enveloping you, making outdoor activities feel steamy and your clothes cling uncomfortably, often leaving you longing for a cool breeze or an air-conditioned escape while exploring.
In Sudbury in October, 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 Sudbury, you can refer to this Hourly UV Index in Sudbury.
UV Risk Categories
Weather in Sudbury varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sudbury, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -1°C (30°F) | 69 mm (2.7 inches) | 86% | moderate |
February Weather | 0°C (32°F) | 85 mm (3.3 inches) | 84% | moderate |
March Weather | 3°C (38°F) | 86 mm (3.4 inches) | 82% | high |
April Weather | 9°C (48°F) | 124 mm (4.9 inches) | 80% | very high |
May Weather | 15°C (59°F) | 86 mm (3.4 inches) | 72% | very high |
June Weather | 20°C (69°F) | 85 mm (3.4 inches) | 72% | very high |
July Weather | 23°C (74°F) | 133 mm (5.3 inches) | 67% | very high |
August Weather | 23°C (73°F) | 85 mm (3.4 inches) | 66% | very high |
September Weather | 19°C (66°F) | 79 mm (3.1 inches) | 71% | high |
October Weather | 13°C (55°F) | 132 mm (5.2 inches) | 78% | high |
November Weather | 5°C (42°F) | 97 mm (3.8 inches) | 84% | moderate |
December Weather | 0°C (33°F) | 118 mm (4.6 inches) | 81% | low |