Big River Lake Weather Forecast

    • 55
    • 68

    Rain Showers

    • 55
    • 65

    Chance Rain

    • 56
    • 67

    Slight Chance Rain

    • 57
    • 71

    Partly Sunny

    • 56
    • 71

    Chance Rain Showers

    • 54
    • 65

    Rain Showers Likely

Today 11 Aug Tyonek

Partly sunny. Haze and Areas of fog in the morning. Isolated Showers in the afternoon. Visibility one quarter mile or less at Times in the morning. Highs in the upper 60s. Light Winds becoming variable 10 Mph in the afternoon.

Tonight 11 Aug Tyonek

Mostly cloudy with isolated Showers. Lows in the mid 50s. Variable wind 10 Mph in the evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Big River Lake Temperature Statistics

August Temperature

Kenai, Kenai Municipal Airport (39.8 miles)

  • Lowest 8 August, 2026

    45 °F

  • Average August

    55.2 °F

  • Highest 8 August, 2026

    66.9 °F

Climate (2021–2026)

Kenai, Kenai Municipal Airport (39.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    29.1 °F

  • Average 2021–2026

    36.1 °F

  • Average High 2021–2026

    42.8 °F
Get WillyWeather+ to remove ads