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 »
  In Burlington snow does not fall in June through September. In Burlington, snow does not fall in June through September.
• South Burlington - September »
  With September's onset, the weather in South Burlington reveals a slight temperature decrease, transitioning from a moderately hot 76.6°F (24.8°C) in August to an agreeable 69.1°F (20.6°C). In South Burlington in September, during 11.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.
• Rutland - September »
  The month with the least rainfall in Rutland is September, when the rain falls for 10.4 days and typically collects 0.94" (24mm) of precipitation. In Rutland in September, during 10.4 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.
• Montpelier - September »
  The month with the least rainfall in Montpelier is September, when the rain falls for 13.1 days and typically collects 2.09" (53mm) of precipitation. In Montpelier during September, the rain falls for 13.1 days and regularly aggregates up to 2.09" (53mm) of precipitation.
• Barre - September »
  The month with the least rainfall in Barre is September, when the rain falls for 13.1 days and typically collects 2.09" (53mm) of precipitation. In September, in Barre the rain falls for 13.1 days.
• Winooski - September »
  In Winooski, in September, during 11.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. In Winooski, in September, it is raining for 11.3 days, with typically 1.18" (30mm) of accumulated precipitation.
• Newport - September »
  On the first day of September in Newport sunrise is at 6:11 am and sunset at 7:25 pm. September welcomes the dawn of fall in Newport, Vermont, a time when the weather begins to cool down after the extended summer heat.
• Vergennes - September »
  On the first day of September in Vergennes, Vermont, sunrise is at 6:16 am and sunset at 7:28 pm. On the last day of September, in Vergennes sunrise is at 6:50 am and sunset at 6:35 pm EDT.
• Brattleboro - September »
  The month with the least rainfall in Brattleboro is September, when the rain falls for 6.8 days and typically collects 0.43" (11mm) of precipitation. The month with the least rainfall in Brattleboro is September, when the rain falls for 6.8 days and typically collects 0.43" (11mm) of precipitation.
• Middlebury - September »
  In Middlebury, during September, the rain falls for 10.9 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the month of September, Middlebury observes an average nighttime temperature of 48.6°F (9.2°C).
• 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. September weather in Manchester, Vermont indicates the onset of fall, with a noticeable decrease in temperatures from August, which fall to a monthly average high of 68.4°F (20.2°C).
• Williston - September »
  September is the month with the least rainfall in Williston, Vermont. On the first day of September in Williston, sunrise is at 6:15 am and sunset at 7:28 pm.