Fairchild Reservoir Weather Forecast

    • 60
    • 78

    Mostly Sunny

    • 65
    • 82

    Sunny

    • 67
    • 87

    Mostly Sunny

    • 65
    • 87

    Mostly Sunny

    • 64
    • 86

    Partly Sunny

    • 66
    • 86

    Mostly Sunny

    • 69
    • 90

    Mostly Sunny

Today 22 Jul Upper Weiser River

Sunny. Highs 80 to 85. Light Winds.

Tonight 22 Jul Upper Weiser River

Clear. Lows 54 to 60. North Winds up to 10 Mph.

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  • Temperature Real-Time

Fairchild Reservoir Temperature Statistics

July Temperature

Ontario Municipal Airport (31.7 miles)

  • Lowest 5 July, 2025

    50.6 °F

  • Average July

    79.8 °F

  • Highest 1 July, 2025

    104.6 °F

Climate (2020–Present)

Ontario Municipal Airport (31.7 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    67.1 °F
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