Preston Weather Forecast

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    Rain

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    Rain

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    Rain

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    Rain

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    Rain Likely

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    Rain

Today 21 Feb Foothills and Valleys of Central King County

Rain and snow likely in the Morning, then rain at Times in the afternoon. Snow level near 1500 feet in the morning. No snow accumulation. Highs in the mid to upper 40s. Southeast wind around 10 Mph with Gusts to 25 Mph, except southeast 15 to 25 Mph with Gusts to 45 Mph near Gaps in the Terrain.

Tonight 21 Feb Foothills and Valleys of Central King County

Rain at Times in the Evening, then a slight chance of rain late in the evening. Rain likely after midnight. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the lower 40s. Southeast wind around 10 Mph with Gusts to 25 Mph, except southeast 15 to 25 Mph with Gusts to 45 Mph near Gaps in the Terrain.

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Preston Temperature Statistics

February Temperature

Renton Municipal Airport (13 miles)

  • Lowest 16 February, 2026

    32 °F

  • Average February

    44.7 °F

  • Highest 4 February, 2026

    60.1 °F

Climate (2021–Present)

Renton Municipal Airport (13 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.3 °F
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