September weather forecast
Vermont, USA

September in Vermont is a transitional month, a beautiful blend of the waning summer warmth and the early whispers of fall. It's a time when the state showcases a myriad of colors, from the lush green of its valleys to the fiery hues of its treetops.

Temperatures at night in September begin to drop, settling between 45°F (7.2°C) and 55°F (12.8°C). This brings a crispness to the air, especially during the early mornings and late evenings. Daytime temperatures range from 60°F (15.6°C) to 75°F (23.9°C), maintaining a comfortable warmth that's perfect for exploring the outdoors.

While September sees its share of sunny days, rainfall becomes more pronounced as the month progresses. These showers, often gentle and sporadic, help in intensifying the autumn colors, especially in the forests and highlands.

The sun, once dominant in the summer skies, takes on a softer, golden hue in September. Its rays filter through the turning leaves, casting a warm, dappled light on the ground below, creating picturesque scenes worthy of postcards.

The Green Mountains in September are a spectacle. They transform into a canvas of red, orange, and gold, drawing in leaf-peepers and photographers from all corners. The Connecticut River Valley, with its vast stretches of forests, mirrors this spectacle, making it a prime location for scenic drives and tranquil walks.

When juxtaposed with August, September's cooler temperatures and shifting landscapes make it evident that Vermont is entering a new season. While August retained much of summer's essence, September embraces autumn wholeheartedly. The month sees the Green Mountains and other parts of the state buzzing with festivals and events celebrating the fall season. By the end of September, Vermont is awash in a sea of colors, with the first frosts hinting at the winter that lies ahead.

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• Burlington - September »
  On the first day of September in Burlington, sunrise is at 6:15 am and sunset at 7:30 pm. In Burlington, in September, during 11.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.
• South Burlington - September »
  In South Burlington, in September, during 11.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. With the beginning of September, the average high-temperature in South Burlington shows a small decrease, transitioning from a moderately hot 76.6°F (24.8°C) in August to a pleasant 69.1°F (20.6°C).
• Rutland - September »
  In Rutland, in September, during 10.4 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. On the first day of September in Rutland, sunrise is at 6:15 am and sunset at 7:28 pm.
• Montpelier - September »
  In Montpelier snow does not fall in June through September. In Montpelier, snow does not fall in June through September.
• Barre - September »
  On the first day of September in Barre, sunrise is at 6:13 am and sunset at 7:27 pm. In Barre, snow does not fall in June through September.
• Winooski - September »
  On the first day of September in Winooski, Vermont, sunrise is at 6:15 am and sunset at 7:30 pm. In Winooski, in September, it is raining for 11.3 days, with typically 1.18" (30mm) of accumulated precipitation.
• Newport - September »
  September welcomes the dawn of fall in Newport a time when the weather begins to cool down after the extended summer heat. In Newport snow does not fall in June through September.
• Vergennes - September »
  On the last day of September, in Vergennes sunrise is at 6:49 am and sunset at 6:36 pm EDT. September temperatures in Vergennes vary between a high-temperature of 69.3°F (20.7°C) and a low-temperature of 48.9°F (9.4°C).
• Brattleboro - September »
  On the first day of September in Brattleboro sunrise is at 6:14 am and sunset at 7:25 pm. In Brattleboro in September, it is raining for 6.8 days, with typically 0.43" (11mm) of accumulated precipitation.
• Middlebury - September »
  The month with the least rainfall in Middlebury is September, when the rain falls for 10.9 days and typically collects 1.77" (45mm) of precipitation. Middlebury records an average low-temperature of 48.6°F (9.2°C) throughout the month of September.
• Manchester - September »
  January, March and September are months with the least rain in Manchester when the rain falls for 14.5 days and typically aggregates up to 2.64" (67mm) of rain. January, March and September are months with the least rain in Manchester when the rain falls for 14.5 days and typically aggregates up to 2.64" (67mm) of rain.
• Williston - September »
  The month with the least rainfall in Williston is September, when the rain falls for 12 days and typically collects 1.77" (45mm) of precipitation. In Williston, snow does not fall in June through September.