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Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Gainesville TX

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph.

    High: 91 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. South southeast wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. South southeast wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 93. South wind around 5 mph.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 75. South southeast wind around 5 mph.
Sunday
Mostly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 76. South southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 93. South wind around 5 mph.
Monday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Tuesday
Sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Juneteenth
Mostly sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gainesville TX
 33.63°N 97.14°W (Elev. 764 ft)
Last Update:
5:31 pm CDT Jun 13, 2025
Forecast Valid:
10pm CDT Jun 13, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation