Weather in Merrimack, New Hampshire as of 03 July, 2025. Temperature, rain and forecast for this week.

The following widget shows the weather in Merrimack, New Hampshire as of 03 July, 2025. Click on the widget to open the weather forecast for Merrimack. Please note: the weather in Merrimack may change in any second, so make your decisions wisely and follow the news.

MERRIMACK WEATHER

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Good weather and PEACE to everyone!

Check out more data on weather in New Hampshire:

• Weather in Rochester
• Weather in Portsmouth
• Weather in Goffstown
• Weather in Windham
• Weather in Claremont