Barton Reservoir Weather Forecast

    • 40
    • 62

    Becoming Sunny

    • 45
    • 74

    Sunny

    • 47
    • 77

    Sunny

    • 52
    • 82

    Sunny

    • 52
    • 83

    Sunny

    • 50
    • 81

    Mostly Sunny

Today 8 May Lower Treasure Valley

Partly cloudy. Isolated rain Showers this morning. Chance of rain 20 percent. Highs 59 to 65. Breezy. Northwest Winds 10 to 20 Mph with Gusts to 30 Mph.

Tonight 8 May Lower Treasure Valley

Mostly clear. Lows 38 to 44. Breezy. Northwest Winds 10 to 20 Mph with Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barton Reservoir Temperature Statistics

May Temperature

Ontario Municipal Airport (21.7 miles)

  • Lowest 1 May, 2024

    35.7 °F

  • Average May

    52.4 °F

  • Highest 3 May, 2024

    69.7 °F

Climate (2019–Present)

Ontario Municipal Airport (21.7 miles)

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  • Average Low 2019–2024

    42.4 °F

  • Average 2019–2024

    54.2 °F

  • Average High 2019–2024

    66.6 °F
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