Lake Sam Rayburn Weather Forecast

    • 38
    • 66

    Becoming Sunny

    • 46
    • 62

    Mostly Sunny

    • 58
    • 71

    Partly Sunny

    • 54
    • 71

    Slight Chance Thunderstorms

    • 40
    • 60

    Mostly Cloudy

    • 47
    • 56

    Mostly Cloudy

Today 10 Dec San Augustine

Patchy fog this morning. Partly cloudy. Not as cool with Highs in the upper 60s. Southwest Winds 5 to 10 Mph, becoming north this afternoon.

Tonight 10 Dec San Augustine

Clear. Lows in the upper 30s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sam Rayburn Temperature Statistics

December Temperature

Jasper, Jasper County-Bell Field Airport (16.2 miles)

  • Lowest 3 December, 2025

    30.2 °F

  • Average December

    46 °F

  • Highest 6 December, 2025

    64.4 °F

Climate (2020–Present)

Jasper, Jasper County-Bell Field Airport (16.2 miles)

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  • Average Low 2020–2025

    57.3 °F

  • Average 2020–2025

    67.5 °F

  • Average High 2020–2025

    79.1 °F
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