Calaveras Lake Weather Forecast

    • 79
    • 99

    Chance Rain Showers

    • 77
    • 95

    Becoming Sunny

    • 76
    • 96

    Mostly Sunny

    • 76
    • 97

    Hot

    • 76
    • 98

    Hot

    • 77
    • 99

    Hot

    • 77
    • 99

    Hot

Today 23 Jul Bexar

Mostly sunny. Highs in the upper 90s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Highest heat index Readings up to 107.

Tonight 23 Jul Bexar

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers early this Evening, then a chance of Showers. Lows in the upper 70s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Calaveras Lake Temperature Statistics

July Temperature

San Antonio, Stinson Municipal Airport (9.3 miles)

  • Lowest 9 July, 2026

    73.7 °F

  • Average July

    85.1 °F

  • Highest 20 July, 2026

    100 °F

Climate (2021–2026)

San Antonio, Stinson Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    85.2 °F
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