Chamna Natural Preserve Weather Forecast

    • 42
    • 60

    Mostly Cloudy

    • 39
    • 54

    Partly Sunny

    • 44
    • 54

    Mostly Cloudy

    • 49
    • 60

    Chance Rain

    • 42
    • 60

    Rain Likely

    • 41
    • 52

    Rain Likely

    • 42
    • 51

    Rain Likely

Today 12 Dec Lower Columbia Basin of Washington

Partly sunny. Highs in the mid to upper 50s. South wind 5 to 15 Mph.

Tonight 12 Dec Lower Columbia Basin of Washington

Mostly cloudy. Lows in the upper 30s to lower 40s. South wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chamna Natural Preserve Temperature Statistics

December Temperature

Tri-Cities Airport (7.5 miles)

  • Lowest 1 December, 2025

    24.1 °F

  • Average December

    45.9 °F

  • Highest 10 December, 2025

    66.9 °F

Climate (2020–Present)

Tri-Cities Airport (7.5 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    55.6 °F

  • Average High 2020–2025

    68 °F
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