Chamna Natural Preserve Weather Forecast

    • 38
    • 50

    Chance Rain

    • 37
    • 48

    Slight Chance Rain

    • 37
    • 48

    Cloudy

    • 38
    • 50

    Mostly Cloudy

    • 37
    • 53

    Mostly Cloudy

    • 35
    • 51

    Mostly Cloudy

    • 34
    • 49

    Partly Sunny

Today 29 Jan Lower Columbia Basin of Washington

Cloudy. Rain likely in the Morning, then a chance of rain in the afternoon. Highs in the mid 40s to lower 50s. Light Wind, becoming south 5 to 10 Mph in the afternoon. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 29 Jan Lower Columbia Basin of Washington

Cloudy with a 50 percent chance of rain. Lows in the mid to upper 30s. Light wind. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chamna Natural Preserve Temperature Statistics

January Temperature

Tri-Cities Airport (7.5 miles)

  • Lowest 25 January, 2026

    13.6 °F

  • Average January

    36.6 °F

  • Highest 12 January, 2026

    64.7 °F

Climate (2021–Present)

Tri-Cities Airport (7.5 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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