Diversion Lake Weather Forecast

    • 58
    • 86

    Becoming Sunny

    • 56
    • 81

    Mostly Cloudy

    • 42
    • 80

    Mostly Sunny

    • 38
    • 66

    Partly Sunny

    • 38
    • 66

    Mostly Sunny

    • 50
    • 72

    Partly Sunny

Today 19 Feb Medina

Mostly cloudy this Morning, then clearing. Patchy fog this morning. Highs in the mid 80s. North Winds 5 to 10 Mph.

Tonight 19 Feb Medina

Clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. East Winds around 5 Mph.

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Diversion Lake Temperature Statistics

February Temperature

Castroville Municipal Airport (13 miles)

  • Lowest 1 February, 2026

    23 °F

  • Average February

    61.2 °F

  • Highest 17 February, 2026

    87.8 °F

Climate (2021–Present)

Castroville Municipal Airport (13 miles)

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  • Average Low 2021–2026

    61.4 °F

  • Average 2021–2026

    72.2 °F

  • Average High 2021–2026

    84.2 °F
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