Porthill Weather Forecast

    • 56
    • 72

    Rain Showers

    • 54
    • 70

    Rain Showers

    • 56
    • 80

    Slight Chance Thunderstorms

    • 57
    • 86

    Mostly Sunny

    • 56
    • 85

    Mostly Sunny

    • 56
    • 84

    Mostly Sunny

Today 21 Jul Northern Panhandle

Cloudy. A chance of rain Showers in the Morning, then rain Showers likely and a chance of Thunderstorms in the afternoon. Highs in the upper 60s to mid 70s. Chance of precipitation 70 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 21 Jul Northern Panhandle

Mostly cloudy. Rain Showers likely and a chance of Thunderstorms in the Evening, then a chance of rain Showers overnight. Lows in the upper 40s to mid 50s. Chance of precipitation 70 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.

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Porthill Temperature Statistics

July Temperature

Boundary County Airport (20.5 miles)

  • Lowest 16 July, 2025

    44.6 °F

  • Average July

    69.4 °F

  • Highest 1 July, 2025

    93.2 °F

Climate (2020–Present)

Boundary County Airport (20.5 miles)

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  • Average Low 2020–2025

    37.4 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    56.4 °F
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