Harkness Weather Forecast

    • 56
    • 75

    Increasing Clouds

    • 67
    • 85

    Partly Sunny

    • 73
    • 94

    Chance Rain Showers

    • 67
    • 87

    Rain Showers Likely

    • 66
    • 86

    Slight Chance Thunderstorms

    • 67
    • 89

    Slight Chance Thunderstorms

Today 22 Jul Western Clinton

Sunny this Morning, then becoming partly sunny. Highs around 70. Light and variable Winds.

Tonight 22 Jul Western Clinton

Mostly clear until Midnight, then becoming partly cloudy. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harkness Temperature Statistics

July Temperature

Plattsburgh International Airport (9.9 miles)

  • Lowest 19 July, 2025

    51.1 °F

  • Average July

    73.2 °F

  • Highest 6 July, 2025

    95 °F

Climate (2020–Present)

Plattsburgh International Airport (9.9 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    56.1 °F
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