Deacon Thomas Lake Weather Forecast

    • 73
    • 91

    Chance Thunderstorms

    • 65
    • 92

    Chance Thunderstorms

    • 62
    • 85

    Mostly Sunny

    • 64
    • 87

    Mostly Sunny

    • 66
    • 86

    Chance Rain Showers

    • 64
    • 80

    Chance Rain Showers

    • 62
    • 83

    Slight Chance Thunderstorms

Today 26 Jul Sauk

Very warm and humid. Partly sunny. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Heat index Readings 101 to 106.

Tonight 26 Jul Sauk

Partly cloudy in the Evening, then mostly cloudy with a 50 percent chance of light Showers and Thunderstorms in the late evening and overnight. Lows in the lower 70s. South Winds 5 to 10 Mph. Highest heat index Readings 100 to 105 in the evening.

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  • Temperature Real-Time

Deacon Thomas Lake Temperature Statistics

July Temperature

Lone Rock Tri-County Regional Airport (16.2 miles)

  • Lowest 23 July, 2026

    47.6 °F

  • Average July

    74.9 °F

  • Highest 15 July, 2026

    95.6 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    60.4 °F
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