Cambridge
Massachusetts, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Cambridge, MA

A beautiful view of the John Weeks Memorial Footbridge in Cambridge, Massachusetts, over the Charles River calm waters, and a distant view of the Havard University student residence unit
A beautiful view of the John Weeks Memorial Footbridge in Cambridge, Massachusetts, over the Charles River calm waters, and a distant view of the Havard University student residence unit
The first month of the autumn, September, is still a pleasant month in Cambridge, Massachusetts, with average temperature varying between 57°F (13.9°C) and 72°F (22.2°C).

Temperature

In September, the average high-temperature marginally drops, from a warm 80.1°F (26.7°C) in August, to a pleasant 72°F (22.2°C). In Cambridge, in September, the average low-temperature is 57°F (13.9°C).

Daylight

The average length of the day in September in Cambridge is 12.5h.

What is the temperature in September in Cambridge?

In September, in Cambridge, Massachusetts, the average high-temperature is 72°F (22.2°C), and the average low-temperature is 57°F (13.9°C).

What is the average length of the day in September in Cambridge?

The average length of the day in September in Cambridge, Massachusetts, is 12.5h.
Average temperature in September - Cambridge, MA
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in September: 57°F

Months with the highest average low temperature are July and August (65°F).
The coldest month (with the lowest average low temperature) is January (22°F).

Average daylight in September - Cambridge, MA
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.1h).