Sinclair Lake Weather Forecast

    • 54
    • 71

    Increasing Clouds

    • 54
    • 77

    Chance Rain Showers

    • 58
    • 79

    Mostly Sunny

    • 41
    • 67

    Partly Sunny

    • 46
    • 65

    Mostly Cloudy

    • 48
    • 63

    Mostly Cloudy

Today 20 Mar Rhea

Mostly sunny. Highs in the lower to mid 70s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 20 Mar Rhea

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows in the mid 50s. Southwest Winds 10 Mph or less with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sinclair Lake Temperature Statistics

March Temperature

Crossville, Crossville Memorial-Whitson Field Airport (24.2 miles)

  • Lowest 16 March, 2026

    24.7 °F

  • Average March

    56.1 °F

  • Highest 6 March, 2026

    78.1 °F

Climate (2021–Present)

Crossville, Crossville Memorial-Whitson Field Airport (24.2 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    66.7 °F
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