Merrimack Weather Forecast

    • 41
    • 64

    Slight Chance Rain Showers

    • 40
    • 62

    Mostly Cloudy

    • 36
    • 55

    Rain Likely

    • 36
    • 44

    Rain

    • 34
    • 52

    Mostly Cloudy

    • 37
    • 61

    Partly Sunny

Today 13 Apr Eastern Hillsborough

Mostly cloudy Early, then becoming partly sunny. Highs in the lower 60s. Northeast Winds around 10 Mph.

Tonight 13 Apr Eastern Hillsborough

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merrimack Temperature Statistics

April Temperature

Manchester Airport (5 miles)

  • Lowest 3 April, 2021

    25 °F
  • Average April

    49.2 °F
  • Highest 10 April, 2021

    77 °F

Climate (2010–Present)

Manchester Airport (5 miles)

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  • Average Low 2010–Present

    41.5 °F
  • Average 2010–Present

    50 °F
  • Average High 2010–Present

    58.7 °F
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