Entrance Island SPB Weather Forecast

    • 52
    • 60

    Rain Likely

    • 52
    • 60

    Chance Rain

    • 53
    • 62

    Chance Rain

    • 54
    • 64

    Mostly Cloudy

    • 55
    • 65

    Chance Rain

    • 55
    • 61

    Rain

    • 55
    • 61

    Rain

Today 3 Aug Petersburg Borough

Rain. Highs 61 to 67. Southeast Winds around 10 Mph.

Tonight 3 Aug Petersburg Borough

Rain Showers. Lows in the lower 50s. Southeast Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Entrance Island SPB Temperature Statistics

August Temperature

Kake - Kake Airport (35.4 miles)

  • Lowest 1 August, 2025

    52 °F
  • Average August

    57.9 °F
  • Highest 1 August, 2025

    64 °F

Climate (2020–Present)

Kake - Kake Airport (35.4 miles)

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  • Average Low 2020–2025

    39 °F
  • Average 2020–2025

    43.9 °F
  • Average High 2020–2025

    48.8 °F
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