Ritter Island State Park Weather Forecast

    • 31
    • 46

    Chance Rain/Snow

    • 36
    • 49

    Rain Likely

    • 39
    • 61

    Rain Likely

    • 32
    • 53

    Rain Showers Likely

    • 28
    • 48

    Chance Snow Showers

    • 34
    • 53

    Chance Rain/Snow

Today 14 Mar Western Magic Valley

Partly cloudy. Scattered rain and snow Showers this afternoon. Chance of precipitation 30 percent. Highs 42 to 47. Southwest Winds 10 to 15 Mph.

Tonight 14 Mar Western Magic Valley

A chance of rain in the evening. Mostly cloudy with a chance of snow. Chance of precipitation 30 percent. Lows 28 to 33. Southwest Winds 10 to 15 Mph.

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Ritter Island State Park Temperature Statistics

March Temperature

Jerome County Airport (19.3 miles)

  • Lowest 1 March, 2025

    29.8 °F

  • Average March

    41.6 °F

  • Highest 9 March, 2025

    59 °F

Climate (2020–Present)

Jerome County Airport (19.3 miles)

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  • Average Low 2020–2025

    39.8 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    61.9 °F
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