Big River Lake Weather Forecast

    • 5
    • 18

    Mostly Sunny

    • 4
    • 18

    Partly Sunny

    • 2
    • 14

    Partly Sunny

    • -3
    • 16

    Partly Sunny

    • -4
    • 17

    Mostly Sunny

    • -2
    • 15

    Partly Sunny

Today 14 Mar Tyonek

Partly cloudy. Highs around 20. Variable wind 10 Mph.

Tonight 14 Mar Tyonek

Mostly clear. Lows around 6 above. Northwest wind 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big River Lake Temperature Statistics

March Temperature

Kenai, Kenai Municipal Airport (39.8 miles)

  • Lowest 12 March, 2026

    -20 °F

  • Average March

    9.5 °F

  • Highest 6 March, 2026

    28.9 °F

Climate (2021–Present)

Kenai, Kenai Municipal Airport (39.8 miles)

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  • Average Low 2021–2026

    29.1 °F

  • Average 2021–2026

    36.2 °F

  • Average High 2021–2026

    43 °F
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