York Island Weather Forecast

    • 60
    • 74

    Slight Chance Rain Showers

    • 62
    • 72

    Mostly Cloudy

    • 61
    • 74

    Partly Sunny

    • 60
    • 71

    Partly Sunny

    • 60
    • 70

    Chance Rain Showers

    • 61
    • 70

    Chance Rain Showers

Today 18 Aug Knox

Areas of fog in the morning. Cloudy with isolated Showers in the Morning, then partly sunny in the afternoon. Humid with Highs in the mid 70s. Light and variable Winds. Chance of rain 20 percent.

Tonight 18 Aug Knox

Mostly cloudy. Areas of fog. Visibility one quarter mile or less at Times after midnight. Humid with Lows in the lower 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

York Island Temperature Statistics

August Temperature

Rockland, Knox County Regional Airport (24.9 miles)

  • Lowest 15 August, 2026

    55 °F

  • Average August

    69.7 °F

  • Highest 6 August, 2026

    86 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (24.9 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.9 °F
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