Last updated: June 24, 2025
In September, the average temperature in South Burlington, United States hovers around 17°C (63°F), with a minimum of 2°C (36°F) and a maximum that can reach up to 33°C (91°F). Expect about 65 mm (2.6 in) of precipitation spread across 9 days, and don't forget to account for the average humidity level, which sits at a comfortable 78%. Enjoy the unique climate of this vibrant location!
In September in South Burlington, the average temperature is 17°C (63°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 2°C (36°F). This varied climate makes it a great time for travelers to experience a mix of warm and cool weather, perfect for outdoor activities and exploration.
In South Burlington in September, the precipitation amount is 65 mm (2.6 in) over the course of 9 days.
In South Burlington in September, humidity is 78%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket, making traveling slightly uncomfortable as you navigate the sticky air, prompting the need for frequent breaks in cooler, shaded areas.
In South Burlington 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 South Burlington.
UV Risk Categories
Weather in South Burlington varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in South Burlington, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -6°C (22°F) | 76 mm (3.0 inches) | 93% | low |
February Weather | -5°C (24°F) | 74 mm (2.9 inches) | 92% | moderate |
March Weather | -1°C (31°F) | 69 mm (2.7 inches) | 86% | moderate |
April Weather | 7°C (44°F) | 101 mm (4.0 inches) | 85% | very high |
May Weather | 14°C (57°F) | 81 mm (3.2 inches) | 80% | very high |
June Weather | 19°C (66°F) | 90 mm (3.5 inches) | 74% | very high |
July Weather | 22°C (72°F) | 96 mm (3.8 inches) | 76% | very high |
August Weather | 21°C (70°F) | 82 mm (3.2 inches) | 75% | very high |
September Weather | 17°C (63°F) | 65 mm (2.6 inches) | 78% | high |
October Weather | 11°C (52°F) | 142 mm (5.6 inches) | 86% | moderate |
November Weather | 3°C (37°F) | 104 mm (4.1 inches) | 88% | moderate |
December Weather | -2°C (28°F) | 73 mm (2.9 inches) | 89% | low |