Southern Island Weather Forecast

    • 52
    • 58

    Patchy Fog

    • 55
    • 60

    Mostly Cloudy

    • 57
    • 63

    Slight Chance Rain Showers

    • 59
    • 67

    Chance Rain Showers

    • 55
    • 67

    Slight Chance Thunderstorms

    • 57
    • 64

    Partly Sunny

Today 16 Jun Knox

Partly sunny. Patchy fog in the morning. Patchy fog in the afternoon. Highs in the mid 60s. South Winds around 10 Mph.

Tonight 16 Jun Knox

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 50s. South Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Southern Island Temperature Statistics

June Temperature

Rockland, Knox County Regional Airport (8.1 miles)

  • Lowest 3 June, 2025

    39.9 °F

  • Average June

    59 °F

  • Highest 12 June, 2025

    80.1 °F

Climate (2020–Present)

Rockland, Knox County Regional Airport (8.1 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    55.3 °F
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