Dorchester Weather Forecast

    • 35
    • 58

    Increasing Clouds

    • 30
    • 41

    Chance Rain Showers

    • 37
    • 50

    Partly Sunny

    • 39
    • 58

    Mostly Sunny

    • 31
    • 56

    Mostly Sunny

    • 37
    • 54

    Mostly Sunny

Today 3 Dec Grayson

Sunny. Highs in the upper 50s. South Winds 5 to 10 Mph.

Tonight 3 Dec Grayson

Mostly cloudy. Patchy drizzle with a slight chance of freezing drizzle after midnight. Lows in the mid 30s. Northeast Winds 5 to 10 Mph, becoming north 10 to 15 Mph after midnight.

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Dorchester Temperature Statistics

December Temperature

Sherman/Denison, Grayson County Airport (12.4 miles)

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Climate (2020–Present)

Sherman/Denison, Grayson County Airport (12.4 miles)

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  • Average Low 2020–2025

    55.4 °F

  • Average 2020–2025

    64.1 °F

  • Average High 2020–2025

    76.3 °F
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