Castle Lake Weather Forecast

    • 46
    • 76

    Chance Thunderstorms

    • 46
    • 78

    Slight Chance Rain

    • 44
    • 76

    Chance Rain

    • 39
    • 64

    Rain Likely

    • 41
    • 71

    Slight Chance Rain

    • 35
    • 76

    Partly Sunny

Today 11 Apr Western Cherry

Breezy. Mostly cloudy in the Morning, then becoming mostly sunny. Highs in the upper 70s. South Winds 15 to 25 Mph with Gusts to around 40 Mph.

Tonight 11 Apr Western Cherry

Mostly cloudy. A chance of Showers and a slight chance of Thunderstorms in the evening. Lows in the upper 40s. Southwest Winds 10 to 15 Mph. Chance of precipitation 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Lake Temperature Statistics

April Temperature

Alliance, Alliance Municipal Airport (47.8 miles)

  • Lowest 7 April, 2026

    19.9 °F

  • Average April

    43.7 °F

  • Highest 2 April, 2026

    68.6 °F

Climate (2021–Present)

Alliance, Alliance Municipal Airport (47.8 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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