Montesano Weather Forecast

    • 43
    • 67

    Mostly Sunny

    • 40
    • 64

    Rain

    • 35
    • 56

    Rain

    • 40
    • 63

    Partly Sunny

    • 41
    • 65

    Chance Rain

    • 41
    • 57

    Rain Likely

    • 44
    • 53

    Rain Likely

Today 19 Apr Lower Chehalis Valley Area

Sunny. Highs near 70. Northeast wind 10 to 15 Mph.

Tonight 19 Apr Lower Chehalis Valley Area

Mostly clear. Lows in the upper 30s to mid 40s. Northeast wind 10 to 15 Mph becoming east after midnight.

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Montesano Temperature Statistics

April Temperature

Hoquiam, Bowerman Airport (14.9 miles)

  • Lowest 17 April, 2024

    33.1 °F

  • Average April

    47.7 °F

  • Highest 13 April, 2024

    61.6 °F

Climate (2019–Present)

Hoquiam, Bowerman Airport (14.9 miles)

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  • Average Low 2019–2024

    46.3 °F

  • Average 2019–2024

    51.9 °F

  • Average High 2019–2024

    58.1 °F
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