Hayes Lake State Access Area Weather Forecast

    • 42
    • 59

    Rain Showers

    • 37
    • 52

    Rain Showers Likely

    • 40
    • 61

    Rain Showers Likely

    • 44
    • 59

    Rain Showers

    • 44
    • 64

    Rain Showers

    • 41
    • 60

    Rain Showers Likely

Today 15 May Stanley

Very windy. Cooler. Showers and a chance of Thunderstorms. Highs in the upper 50s. Northwest Winds 25 to 35 Mph shifting to the west 35 to 40 Mph in the afternoon. Gusts up to 55 Mph.

Tonight 15 May Stanley

Very windy. Showers likely. Lows in the lower 40s. West Winds 25 to 40 Mph with Gusts to around 55 Mph. Chance of Showers 70 percent.

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Hayes Lake State Access Area Temperature Statistics

May Temperature

Pierre, Pierre Regional Airport (35.4 miles)

  • Lowest 3 May, 2025

    33.7 °F
  • Average May

    64.1 °F
  • Highest 12 May, 2025

    95 °F

Climate (2020–Present)

Pierre, Pierre Regional Airport (35.4 miles)

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  • Average Low 2020–2025

    36.8 °F
  • Average 2020–2025

    48.7 °F
  • Average High 2020–2025

    61.3 °F
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