Big River Lake Weather Forecast

    • 18
    • 35

    Chance Snow Showers

    • 30
    • 33

    Rain/Snow

    • 27
    • 37

    Chance Rain/Snow

    • 26
    • 38

    Mostly Cloudy

    • 23
    • 35

    Mostly Cloudy

    • 18
    • 32

    Partly Sunny

    • 17
    • 28

    Partly Sunny

Today 16 Jan Tyonek

Snow and rain in the Morning, then mostly sunny with a chance of snow Showers in the afternoon. Precipitation may be heavy at Times in the morning. Snow accumulation up to 7 Inches. Snow level 400 feet. Highs in the mid 30s. East wind 15 Mph with Gusts to 25 Mph increasing to southwest 30 to 45 Mph with Gusts to 55 Mph in the afternoon.

Tonight 16 Jan Tyonek

Clear in the evening then becoming partly cloudy. Lows around 17. Southwest wind 15 Mph shifting to the variable after midnight.

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Big River Lake Temperature Statistics

January Temperature

Kenai, Kenai Municipal Airport (39.8 miles)

  • Lowest 8 January, 2026

    -31 °F

  • Average January

    1.3 °F

  • Highest 14 January, 2026

    23 °F

Climate (2021–Present)

Kenai, Kenai Municipal Airport (39.8 miles)

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  • Average Low 2021–2026

    29 °F

  • Average 2021–2026

    36.2 °F

  • Average High 2021–2026

    43 °F
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