Deacon Thomas Lake Weather Forecast

    • 75
    • 94

    Chance Thunderstorms

    • 74
    • 92

    Chance Thunderstorms

    • 72
    • 91

    Rain Showers

    • 69
    • 88

    Rain Showers Likely

    • 67
    • 88

    Chance Thunderstorms

    • 64
    • 87

    Chance Thunderstorms

Today 30 Jun Sauk

Hot and humid. Partly sunny. Highs in the lower 90s. Southwest Winds 10 to 15 Mph. Heat index Readings 101 to 106.

Tonight 30 Jun Sauk

Mostly cloudy with a 50 percent chance of light Showers and Thunderstorms. Lows in the mid 70s. Southwest Winds 5 to 15 Mph. Highest heat index Readings 98 to 103 in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deacon Thomas Lake Temperature Statistics

June Temperature

Lone Rock Tri-County Regional Airport (16.2 miles)

  • Lowest 15 June, 2026

    45.6 °F

  • Average June

    67.7 °F

  • Highest 10 June, 2026

    89.7 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    60.3 °F
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