Deacon Thomas Lake Weather Forecast

    • 69
    • 90

    Chance Thunderstorms

    • 72
    • 92

    Chance Rain Showers

    • 62
    • 89

    Mostly Sunny

    • 67
    • 86

    Partly Sunny

    • 65
    • 88

    Chance Thunderstorms

    • 59
    • 83

    Mostly Sunny

Today 16 Jul Sauk

Very warm and humid. Partly sunny. Patchy fog in the morning. Areas of smoke until late afternoon. Isolated light Showers late in the morning. Scattered light Showers and Thunderstorms in the afternoon. Highs around 90. Southeast Winds up to 5 Mph. Chance of precipitation 30 percent. Highest heat index Readings 95 to 100 in the late morning and afternoon.

Tonight 16 Jul Sauk

Partly cloudy. Areas of smoke. Lows in the upper 60s. East Winds up to 5 Mph.

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Deacon Thomas Lake Temperature Statistics

July Temperature

Lone Rock Tri-County Regional Airport (16.2 miles)

  • Lowest 11 July, 2026

    58.6 °F
  • Average July

    76.1 °F
  • Highest 1 July, 2026

    92.6 °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

    60.3 °F
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