September weather forecast
Massachusetts, USA

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Flag of Massachusetts, USA
Flag of Massachusetts, USA

Weather in September

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 (11.1°C) during the cooler nights and reaching up to 75°F (23.9°C) 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.

  • Boston - September »
    The month with the least rainfall is September, when the rain falls for 10 days and typically collects 1.26" (32mm) of precipitation. In September, the rain falls for 10 days.
  • 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" (43mm) of precipitation. On the last day of September, in Worcester sunrise is at 6:43 am and sunset at 6:31 pm EDT.
  • Springfield - September »
    The month with the least rainfall in Springfield is September, when the rain falls for 3.8 days and typically collects 0.08" (2mm) of precipitation. The month with the least rainfall in Springfield is September, when the rain falls for 3.8 days and typically collects 0.08" (2mm) of precipitation.
  • Lowell - September »
    On the last day of September, in Lowell sunrise is at 6:41 am and sunset at 6:29 pm EDT. On the first day of September in Lowell sunrise is at 6:10 am and sunset at 7:20 pm.
  • Cambridge - September »
    The month with the least rainfall in Cambridge is September, when the rain falls for 6.4 days and typically collects 0.2" (5mm) of precipitation. The month with the least rainfall in Cambridge is September, when the rain falls for 6.4 days and typically collects 0.2" (5mm) of precipitation.
  • New Bedford - September »
    The month with the least rainfall in New Bedford is September, when the rain falls for 10.5 days and typically collects 1.06" (27mm) of precipitation. In New Bedford in September, it is raining for 10.5 days, with typically 1.06" (27mm) of accumulated precipitation.
  • Brockton - September »
    In Brockton during September, the rain falls for 11.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. On the first day of September in Brockton, Massachusetts, sunrise is at 6:09 am and sunset at 7:18 pm.
  • Quincy - September »
    The month with the least rainfall in Quincy, Massachusetts, is September, when the rain falls for 6.9 days and typically collects 0.31" (8mm) of precipitation. On the first day of September in Quincy, sunrise is at 6:09 am and sunset at 7:18 pm.
  • Lynn - September »
    In Lynn during September, the rain falls for 11.5 days and regularly aggregates up to 1.42" (36mm) of precipitation. On the last day of September, in Lynn, sunrise is at 6:39 am and sunset at 6:27 pm EDT.
  • Fall River - September »
    The month with the least rainfall in Fall River, Massachusetts, is September, when the rain falls for 11.2 days and typically collects 1.06" (27mm) of precipitation. The month with the least rainfall in Fall River, Massachusetts, is September, when the rain falls for 11.2 days and typically collects 1.06" (27mm) of precipitation.
  • Newton - September »
    On the first day of September in Newton, Massachusetts, sunrise is at 6:10 am and sunset at 7:19 pm. On the first day of September in Newton, sunrise is at 6:10 am and sunset at 7:19 pm.
  • Lawrence - September »
    On the first day of September in Lawrence, sunrise is at 6:09 am and sunset at 7:19 pm. The arrival of September in Lawrence suggests a slight decrease in the average high-temperature, moving from a moderately hot 79.9°F (26.6°C) in August to an agreeable 72.5°F (22.5°C).
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Massachusetts, USA

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