Lake Sacajawea Weather Forecast

    • 31
    • 46

    Patchy Freezing Fog

    • 32
    • 48

    Mostly Cloudy

    • 37
    • 47

    Mostly Cloudy

    • 36
    • 48

    Chance Rain

    • 34
    • 47

    Slight Chance Rain

    • 35
    • 48

    Chance Rain/Snow

Today 11 Feb Lower Columbia Basin of Washington

Sunny. Highs in the mid 40s to lower 50s. North wind 5 to 10 Mph.

Tonight 11 Feb Lower Columbia Basin of Washington

Mostly clear. Lows in the upper 20s to lower 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sacajawea Temperature Statistics

February Temperature

Tri-Cities Airport (18.6 miles)

  • Lowest 2 February, 2026

    30.7 °F

  • Average February

    43.7 °F

  • Highest 1 February, 2026

    59.6 °F

Climate (2021–Present)

Tri-Cities Airport (18.6 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    68 °F
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