10-Day Weather Forecast - McKinney, TX

As of

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  • 102|78°F
    30% Chance of Rain

    Today

    102°F

    Mostly sunny. A 20 percent chance of showers and thunderstorms this afternoon. Hot with highs around 100. Southwest winds 5 to 10 mph, becoming northwest this afternoon.

    Tonight

    78°F

    Partly cloudy. A 20 percent chance of showers and thunderstorms after midnight. Lows in the upper 70s. North winds around 5 mph.

    Hourly details
  • 97|78°F
    30% Chance of Rain

    Day

    97°F

    Mostly sunny. Hot with highs in the upper 90s. Northeast winds 5 to 10 mph. Heat index values up to 107.

    Night

    78°F

    Partly cloudy in the evening, then clearing. Lows in the mid 70s. Northeast winds 5 to 10 mph.

    Hourly details
  • 96|78°F
    Hot and Humid

    Day

    96°F

    Sunny, hot with highs in the upper 90s. East winds 5 to 10 mph.

    Night

    78°F

    Mostly clear. Lows in the mid 70s.

    Hourly details
  • 97|79°F
    Hot and Humid

    Day

    97°F

    Sunny, hot with highs in the upper 90s. Heat index values up to 105.

    Night

    79°F

    Clear. Lows in the mid 70s.

    Hourly details
  • 98|80°F
    Hot and Humid

    Day

    98°F

    Sunny, hot with highs in the upper 90s. Heat index values up to 105.

    Night

    80°F

    Clear. Lows in the upper 70s.

    Hourly details
  • 98|80°F
    Hot and Humid

    Day

    98°F

    Sunny, hot with highs in the upper 90s. Heat index values up to 105.

    Night

    80°F

    Mostly clear. Lows in the upper 70s.

    Hourly details
  • 99|80°F
    Hot and Humid

    Day

    99°F

    Sunny, hot with highs in the upper 90s. Heat index values up to 110 in the afternoon.

    Night

    80°F

    Mostly clear. Low temperature around 80F. Dew point will be around 70F with an average humidity of 58%. Winds will be 8 mph from the S.

  • 97|80°F
    Hot and Humid

    Day

    97°F

    Sunny. High temperature around 97F. Dew point will be around 73F with an average humidity of 59%. Winds will be 7 mph from the S.

    Night

    80°F

    Clear. Low temperature around 80F. Dew point will be around 72F with an average humidity of 62%. Winds will be 8 mph from the S.

  • 97|80°F
    Hot and Humid

    Day

    97°F

    Sunny. High temperature around 97F. Dew point will be around 73F with an average humidity of 58%. Winds will be 7 mph from the S.

    Night

    80°F

    Clear. Low temperature around 80F. Dew point will be around 72F with an average humidity of 62%. Winds will be 8 mph from the S.

  • 97|80°F
    Hot and Humid

    Day

    97°F

    Sunny. High temperature around 97F. Dew point will be around 73F with an average humidity of 57%. Winds will be 7 mph from the S.

    Night

    80°F

    Clear. Low temperature around 80F. Dew point will be around 71F with an average humidity of 59%. Winds will be 6 mph from the S.