Olsen Slough Weather Forecast

    • 33
    • 53

    Mostly Sunny

    • 46
    • 68

    Breezy

    • 39
    • 66

    Windy

    • 48
    • 70

    Breezy

    • 49
    • 77

    Breezy

    • 48
    • 77

    Partly Sunny

Today 10 May Nelson

Widespread frost in the morning. Sunny. Highs in the mid 50s. North Winds 5 to 15 Mph.

Tonight 10 May Nelson

Mostly clear. Widespread frost. Lows 30 to 35. North Winds around 10 Mph.

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Olsen Slough Temperature Statistics

May Temperature

Cooperstown (29.8 miles)

  • Lowest 7 May, 2026

    23 °F

  • Average May

    40.1 °F

  • Highest 7 May, 2026

    60.8 °F

Climate (2021–Present)

Cooperstown (29.8 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.9 °F
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