National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

49°F

9°C

Humidity 77%
Wind Speed NE 10 mph
Barometer 29.92 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 9 Jan 2:35 am CST
Extended Forecast for

Whitesboro TX

  • Overnight

    Overnight: Mostly clear, with a low around 43. Northeast wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 67. Northeast wind around 5 mph becoming south southwest in the afternoon.

    High: 67 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. North northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Northwest wind around 5 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54. North northwest wind around 5 mph becoming northeast in the afternoon.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. Calm wind becoming south around 5 mph.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. South wind around 5 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. South southwest wind around 5 mph.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 43. Northeast wind around 5 mph.
Friday
Increasing clouds, with a high near 67. Northeast wind around 5 mph becoming south southwest in the afternoon.
Friday Night
Mostly clear, with a low around 37. North northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 53. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 33. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 54. North northwest wind around 5 mph becoming northeast in the afternoon.
Sunday Night
Mostly clear, with a low around 32. Calm wind becoming south around 5 mph.
Monday
Sunny, with a high near 60. South wind around 5 mph.
Monday Night
Mostly clear, with a low around 38. South southwest wind around 5 mph.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whitesboro TX
 33.66°N 96.9°W (Elev. 801 ft)
Last Update:
11:21 pm CST Jan 8, 2026
Forecast Valid:
2am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation