Sandown Weather Forecast

    • 61
    • 86

    Severe Tstms

    • 52
    • 76

    Sunny

    • 54
    • 78

    Mostly Sunny

    • 64
    • 83

    Partly Sunny

    • 72
    • 90

    Partly Sunny

    • 70
    • 92

    Chance Thunderstorms

Today 20 Jul Interior Rockingham

Partly sunny. Showers and Thunderstorms likely this afternoon. Some Thunderstorms may be severe with damaging Winds and large hail. Warm with Highs in the mid 80s. Light and variable Winds. Chance of rain 70 percent. Heat index Values in the lower 90s this afternoon.

Tonight 20 Jul Interior Rockingham

Partly cloudy with Showers likely with scattered Thunderstorms in the Evening, then mostly clear after midnight. Some Thunderstorms may be severe with damaging Winds and large hail. Humid with Lows in the lower 60s. Light and variable Winds, becoming northwest around 10 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sandown Temperature Statistics

July Temperature

Manchester Airport (12.4 miles)

  • Lowest 5 July, 2025

    52.6 °F

  • Average July

    76.7 °F

  • Highest 16 July, 2025

    96.7 °F

Climate (2020–Present)

Manchester Airport (12.4 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62 °F
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