Lee Williams Memorial Airport Weather Forecast

    • 22
    • 29

    Cloudy

    • 23
    • 31

    Decreasing Clouds

    • 23
    • 32

    Mostly Cloudy

    • 24
    • 39

    Partly Sunny

    • 24
    • 41

    Mostly Sunny

    • 26
    • 39

    Partly Sunny

    • 28
    • 41

    Chance Rain/Snow

Today 19 Jan Upper Weiser River

Cloudy. Areas of dense fog this Morning, then patchy fog this afternoon. Highs 25 to 30. Light Winds.

Tonight 19 Jan Upper Weiser River

Cloudy with occasional Flurries. Areas of fog. Lows 19 to 24. Light Winds.

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Lee Williams Memorial Airport Temperature Statistics

January Temperature

Ontario Municipal Airport (32.9 miles)

  • Lowest 11 January, 2026

    21.9 °F

  • Average January

    34 °F

  • Highest 3 January, 2026

    52 °F

Climate (2021–Present)

Ontario Municipal Airport (32.9 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    67.2 °F
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