Peterson Bay Weather Forecast

    • 47
    • 58

    Slight Chance Rain

    • 51
    • 57

    Partly Sunny

    • 50
    • 62

    Chance Rain

    • 47
    • 59

    Rain Showers Likely

    • 42
    • 57

    Mostly Cloudy

    • 42
    • 56

    Chance Rain Showers

Today 12 Sep Southern Kachemak Bay

Partly sunny. A slight chance of rain in the morning. Highs in the lower 60s. Southwest wind 15 Mph with Gusts to 30 Mph.

Tonight 12 Sep Southern Kachemak Bay

Partly cloudy. Lows in the upper 40s. Southwest wind 10 to 20 Mph in the evening becoming light.

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Peterson Bay Temperature Statistics

September Temperature

Homer, Homer Airport (8.1 miles)

  • Lowest 2 September, 2026

    37 °F

  • Average September

    53.7 °F

  • Highest 3 September, 2026

    66.9 °F

Climate (2021–2026)

Homer, Homer Airport (8.1 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    46.1 °F
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