Montesano Weather Forecast

    • 43
    • 62

    Increasing Clouds

    • 40
    • 61

    Mostly Sunny

    • 45
    • 58

    Rain

    • 46
    • 53

    Rain

    • 41
    • 50

    Rain

    • 37
    • 50

    Rain

    • 35
    • 51

    Chance Rain

Today 4 Feb Lower Chehalis River Valley

Mostly cloudy until late afternoon then becoming mostly sunny. Highs in the lower to mid 60s. Light wind.

Tonight 4 Feb Lower Chehalis River Valley

Mostly clear. Widespread dense fog after midnight. Lows in the lower to mid 40s. Light wind becoming east to 10 Mph after midnight.

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  • Temperature Real-Time

Montesano Temperature Statistics

February Temperature

Hoquiam, Bowerman Airport (14.9 miles)

  • Lowest 2 February, 2026

    46 °F

  • Average February

    50.6 °F

  • Highest 1 February, 2026

    54 °F

Climate (2021–Present)

Hoquiam, Bowerman Airport (14.9 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    58.4 °F
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