Clark County Airport Weather Forecast

    • 39
    • 72

    Rain Showers

    • 35
    • 51

    Rain Showers Likely

    • 32
    • 51

    Partly Sunny

    • 42
    • 63

    Partly Sunny

    • 43
    • 68

    Chance Rain Showers

    • 46
    • 69

    Chance Thunderstorms

    • 49
    • 74

    Slight Chance Thunderstorms

Today 17 May Clark

Showers with a chance of Thunderstorms. Near steady temperature in the lower 70s. Southeast Winds 15 to 20 Mph. Chance of rain near 100 percent.

Tonight 17 May Clark

Cloudy. Showers with a chance of Thunderstorms this evening. Patchy fog. Some Thunderstorms may be severe. Lows around 40. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clark County Airport Temperature Statistics

May Temperature

Watertown, Watertown Municipal Airport (27.3 miles)

  • Lowest 1 May, 2026

    27.6 °F

  • Average May

    51.8 °F

  • Highest 14 May, 2026

    81.6 °F

Climate (2021–Present)

Watertown, Watertown Municipal Airport (27.3 miles)

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  • Average Low 2021–2026

    35.1 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    56 °F
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