Parma Airport Weather Forecast

    • 42
    • 70

    Increasing Clouds

    • 45
    • 73

    Mostly Sunny

    • 48
    • 77

    Mostly Sunny

    • 50
    • 81

    Mostly Sunny

    • 50
    • 82

    Mostly Sunny

    • 52
    • 86

    Mostly Sunny

Today 18 May Lower Treasure Valley

Sunny. Highs 66 to 71. Breezy. Northwest Winds 10 to 20 Mph with Gusts to 30 Mph.

Tonight 18 May Lower Treasure Valley

Partly cloudy. Lows 39 to 44. Northwest Winds 10 to 15 Mph. Gusts to 25 Mph in the evening.

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Parma Airport Temperature Statistics

May Temperature

Ontario Municipal Airport (16.2 miles)

  • Lowest 1 May, 2026

    36.6 °F

  • Average May

    65.2 °F

  • Highest 12 May, 2026

    91.7 °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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