Porthill Weather Forecast

    • 44
    • 69

    Mostly Cloudy

    • 33
    • 57

    Chance Rain

    • 36
    • 60

    Mostly Sunny

    • 37
    • 63

    Mostly Sunny

    • 41
    • 67

    Mostly Sunny

    • 44
    • 70

    Chance Rain

    • 39
    • 56

    Chance Rain

Today 6 Apr Northern Panhandle

Partly cloudy. Highs in the mid 60s to lower 70s.

Tonight 6 Apr Northern Panhandle

Partly cloudy. Lows in the lower to mid 40s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Porthill Temperature Statistics

April Temperature

Boundary County Airport (20.5 miles)

  • Lowest 1 April, 2026

    28.4 °F

  • Average April

    41.5 °F

  • Highest 4 April, 2026

    59 °F

Climate (2021–Present)

Boundary County Airport (20.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.8 °F
Get WillyWeather+ to remove ads