Sweeney Lake Weather Forecast

    • 44
    • 78

    Increasing Clouds

    • 31
    • 82

    Mostly Cloudy

    • 24
    • 46

    Chance Snow

    • 27
    • 47

    Chance Rain/Snow

    • 32
    • 65

    Chance Rain

    • 23
    • 53

    Chance Snow

Today 29 Mar Sheridan

Sunny. Highs in the upper 70s. Northwest Winds 10 to 15 Mph.

Tonight 29 Mar Sheridan

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 40s. East Winds around 10 Mph, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweeney Lake Temperature Statistics

March Temperature

Alliance, Alliance Municipal Airport (5 miles)

  • Lowest 16 March, 2026

    -1.4 °F

  • Average March

    45 °F

  • Highest 21 March, 2026

    91.7 °F

Climate (2021–Present)

Alliance, Alliance Municipal Airport (5 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    49.2 °F

  • Average High 2021–2026

    64.6 °F
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