September weather forecast
Massachusetts, USA

September in Massachusetts heralds the onset of autumn, a season celebrated for its picturesque landscapes and temperate conditions. The state sees temperatures oscillating between a comfortable 52°F during the cooler nights and reaching up to 75°F during the daytime. As the month progresses, these temperatures begin their downward trend, hinting at the approaching chill of winter.

The influence of the Atlantic Ocean remains evident in coastal regions such as Boston, Cape Cod, and the offshore islands. While the warmth of summer has waned, these areas still experience milder conditions compared to the state's interior. The ocean's cooling influence becomes more pronounced, making the beaches less populated but no less beautiful.

September is notable for its decreasing humidity levels. This reduction brings a crispness to the air, making outdoor activities, especially in the latter half of the month, all the more enjoyable. Rainfall, while present, tends to be less frequent and intense than the summer months. Thunderstorms become a rarer occurrence, replaced by steadier rain showers when they do appear.

The most defining feature of September, however, is the transformation of the state's foliage. The western and northern regions, particularly the Berkshire Hills and the Taconic Range, begin showcasing a riot of colors, from deep reds to bright oranges and yellows. This natural spectacle attracts visitors from near and far, eager to witness the state's renowned fall foliage.

Transitioning from September to October, Massachusetts delves deeper into the heart of autumn. Temperatures continue to drop, especially during the nights, requiring warmer attire. By the conclusion of September, the state is well-prepared for the full display of autumnal beauty and the cooler conditions that October brings.

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• Boston - September »
  The month with the least rainfall in Boston is September, when the rain falls for 10 days and typically collects 1.26" of precipitation. The month with the least rainfall in Boston, Massachusetts, is September, when the rain falls for 10 days and typically collects 1.26" of precipitation.
• Worcester - September »
  The month with the least rainfall in Worcester is September, when the rain falls for 13.1 days and typically collects 1.69" of precipitation. In Worcester, Massachusetts, snow does not fall in June through September.
• Springfield - September »
  In Springfield, Massachusetts, during September, the rain falls for 3.8 days and regularly aggregates up to 0.08" of precipitation. September signals the onset of fall in Springfield creating an exceptional ambiance with autumn hues.
• Lowell - September »
  The month with the least rainfall in Lowell is September, when the rain falls for 11.5 days and typically collects 1.46" of precipitation. On the first day of September in Lowell, Massachusetts, sunrise is at 6:10 am and sunset at 7:20 pm.
• Cambridge - September »
  September stands as a transition month in Cambridge, Massachusetts, marking the shift from summer to autumn. In Cambridge, during September, the rain falls for 6.4 days and regularly aggregates up to 0.2" of precipitation.
• New Bedford - September »
  In New Bedford in September, during 10.5 rainfall days, 1.06" of precipitation is typically accumulated. On the first day of September in New Bedford, sunrise is at 6:09 am and sunset at 7:17 pm.
• Brockton - September »
  The month with the least rainfall in Brockton is September, when the rain falls for 11.4 days and typically collects 1.42" of precipitation. On the first day of September in Brockton sunrise is at 6:09 am and sunset at 7:18 pm.
• Quincy - September »
  On the first day of September in Quincy sunrise is at 6:09 am and sunset at 7:18 pm. In Quincy in September, it is raining for 6.9 days, with typically 0.31" of accumulated precipitation.
• Lynn - September »
  In Lynn during September, the rain falls for 11.5 days and regularly aggregates up to 1.42" of precipitation. In Lynn the average seawater temperature in September is 64°F.
• Fall River - September »
  The month with the least rainfall in Fall River is September, when the rain falls for 11.2 days and typically collects 1.06" of precipitation. The entrance of Fall is marked by September in Fall River with the city's weather making a turn towards cooler days.
• Newton - September »
  On the first day of September in Newton sunrise is at 6:10 am and sunset at 7:19 pm. In Newton in September, during 6.6 rainfall days, 0.24" of precipitation is typically accumulated.
• Lawrence - September »
  The month with the least rainfall in Lawrence is September, when the rain falls for 11.1 days and typically collects 1.46" of precipitation. In Lawrence, in September, it is raining for 11.1 days, with typically 1.46" of accumulated precipitation.