Weiser Weather Forecast

    • 30
    • 51

    Increasing Clouds

    • 35
    • 52

    Mostly Cloudy

    • 34
    • 55

    Partly Sunny

    • 38
    • 61

    Partly Sunny

    • 31
    • 59

    Partly Sunny

    • 30
    • 50

    Mostly Cloudy

    • 36
    • 55

    Chance Rain

Today 5 Mar Lower Treasure Valley

Partly cloudy. A chance of Rain, mainly this morning. Chance of rain 30 percent. Highs 48 to 53. Windy. Northwest Winds 20 to 30 Mph with Gusts to 40 Mph.

Tonight 5 Mar Lower Treasure Valley

Partly cloudy. Isolated rain Showers early. Chance of rain 20 percent. Lows 29 to 34. Windy. Northwest Winds 15 to 25 Mph with Gusts to 35 Mph Early, decreasing to 10 to 15 Mph with Gusts to 25 Mph after midnight.

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  • Temperature Real-Time

Weiser Temperature Statistics

March Temperature

Ontario Municipal Airport (16.2 miles)

  • Lowest 3 March, 2026

    30.9 °F

  • Average March

    44.4 °F

  • Highest 3 March, 2026

    61 °F

Climate (2021–Present)

Ontario Municipal Airport (16.2 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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