Newton
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Average monthly water temperature in Newton, the United States of America

On this page you find the mean water temperature over the year in Newton (Massachusetts), the United States of America. Dive into the water temperature trends, highlighting the best times for swimming and other activities.

Data from: Boston, the United States of America (14 KM, 9 Miles).

In Newton, the water undergoes seasonal changes. The warmest month is August, with an average water temperature of 20°C (68°F).

The coldest water temperature month, February, has an average temperature of 4°C (39°F). It may not be the ideal time for a swim.

Newton Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Newton - and find the best time to visit.

Newton 3-Day Forecast

More climate data for Newton

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.