Hamilton Corner Weather Forecast

    • 72
    • 100

    Areas Smoke

    • 67
    • 95

    Partly Sunny

    • 68
    • 100

    Hot

    • 66
    • 101

    Hot

    • 64
    • 99

    Hot

    • 62
    • 96

    Mostly Sunny

Today 21 Jul Lower Treasure Valley

Mostly cloudy with a slight chance of Showers this Morning, then mostly sunny this afternoon. Areas of smoke this Morning, then patchy smoke this afternoon. Chance of rain 20 percent. Highs 97 to 102. Northwest Winds 10 to 15 Mph.

Tonight 21 Jul Lower Treasure Valley

Increasing Clouds. Areas of smoke. Lows 71 to 76. Northwest Winds 10 to 15 Mph with Gusts to 25 Mph.

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Hamilton Corner Temperature Statistics

July Temperature

Ontario Municipal Airport (12.4 miles)

  • Lowest 2 July, 2026

    53.7 °F

  • Average July

    79.5 °F

  • Highest 16 July, 2026

    102.7 °F

Climate (2021–2026)

Ontario Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    67.1 °F
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