Williamstown Lake Weather Forecast

    • 66
    • 84

    Mostly Cloudy

    • 58
    • 76

    Rain Showers Likely

    • 65
    • 83

    Chance Rain Showers

    • 42
    • 77

    Rain Showers

    • 36
    • 59

    Mostly Sunny

    • 43
    • 63

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

Today 15 Apr Grant

Mostly sunny this Morning, then becoming partly cloudy. Unseasonably warm with Highs in the mid 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 15 Apr Grant

Partly cloudy. Unseasonably warm with Lows in the mid 60s. Southwest Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Williamstown Lake Temperature Statistics

April Temperature

Cincinnati/Northern Kentucky International Airport (26.7 miles)

  • Lowest 6 April, 2026

    35.7 °F

  • Average April

    60.3 °F

  • Highest 2 April, 2026

    81.6 °F

Climate (2021–Present)

Cincinnati/Northern Kentucky International Airport (26.7 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    56.5 °F

  • Average High 2021–2026

    65.9 °F
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