Get the monthly weather forecast for Salem, MA, including daily high/low, historical averages, to help you plan ahead.

In Salem during September average daily high temperatures decrease from 76°F to 66°F and it is overcast or mostly cloudy about 38% of the time.

Get the monthly weather forecast for South Salem, MA, including daily high/low, historical averages, to help you plan ahead.

Weather.com brings you the most accurate monthly weather forecast for Salem, MA with average/record and high/low temperatures, precipitation and more.

The average temperature during this month is around 64.6°F (18.1°C), providing a comfortable atmosphere for both locals and visitors. During the day, ...

The warm season lasts for 3.3 months, from June 6 to September 14, with an average daily high temperature above 72°F. The hottest month of the year in Salem is ...

September is a great time to visit Salem. The weather is usually mildly cool and breezy, with temperatures ranging from 59—73°F (15—23°C). There are plenty of ...

The best time to visit Salem is from September through November. September and October offer comfortable daytime highs in the 60s and 70s, and while temps cool ...

Salem weather in September 2025. Expect 23°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Salem in September.