Kenai Weather Forecast

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    • 56

    Rain Showers

    • 46
    • 56

    Rain Showers

    • 44
    • 57

    Slight Chance Rain

    • 44
    • 55

    Chance Rain

    • 43
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    Chance Rain

    • 42
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    Chance Rain

Today 18 Sep NW Kenai Peninsula

Cloudy with scattered rain Showers. Highs in the upper 50s. Light Winds becoming variable 10 Mph in the afternoon.

Tonight 18 Sep NW Kenai Peninsula

Mostly cloudy with scattered Showers. Lows in the mid 40s. Variable wind 10 Mph. Gusts to 20 Mph in the evening.

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Kenai Temperature Statistics

September Temperature

Kenai, Kenai Municipal Airport (1.2 miles)

  • Lowest 12 September, 2025

    44.1 °F

  • Average September

    52.5 °F

  • Highest 5 September, 2025

    61 °F

Climate (2020–Present)

Kenai, Kenai Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    29.3 °F

  • Average 2020–2025

    36.5 °F

  • Average High 2020–2025

    43.3 °F
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