Dorchester Weather Forecast

    • 47
    • 57

    Rain Showers

    • 44
    • 63

    Mostly Sunny

    • 53
    • 68

    Mostly Sunny

    • 60
    • 75

    Slight Chance Thunderstorms

    • 63
    • 74

    Chance Rain Showers

    • 67
    • 77

    Chance Thunderstorms

Today 20 Apr Grayson

Showers with a chance of Thunderstorms. Cooler with Highs in the upper 50s. Temperatures falling into the lower 50s in the afternoon. Northeast Winds 10 to 15 Mph. Chance of rain near 100 percent.

Tonight 20 Apr Grayson

Showers with a chance of Thunderstorms. Lows in the mid 50s. Northeast Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dorchester Temperature Statistics

April Temperature

Sherman/Denison, Grayson County Airport (12.4 miles)

  • Lowest 4 April, 2024

    40.3 °F

  • Average April

    64.3 °F

  • Highest 16 April, 2024

    84.2 °F

Climate (2019–Present)

Sherman/Denison, Grayson County Airport (12.4 miles)

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  • Average Low 2019–2024

    55.2 °F

  • Average 2019–2024

    63.8 °F

  • Average High 2019–2024

    75.9 °F
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