Weather in McKinney, Texas, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for McKinney
Overnight |
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Temperature: 74°F Wind Speed: 15 mph Wind Direction: S Forecast: A slight chance of rain showers before 4am. Mostly cloudy. Low around 74, with temperatures rising to around 76 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. |
Monday |
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Temperature: 90°F Wind Speed: 15 to 20 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 90. Heat index values as high as 97. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Monday Night |
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Temperature: 74°F Wind Speed: 15 to 20 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms before 5am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 74, with temperatures rising to around 76 overnight. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
Tuesday |
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Temperature: 87°F Wind Speed: 10 to 15 mph Wind Direction: S Forecast: Showers and thunderstorms. Partly sunny. High near 87, with temperatures falling to around 83 in the afternoon. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
Tuesday Night |
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Temperature: 66°F Wind Speed: 5 to 10 mph Wind Direction: ESE Forecast: Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy. Low around 66, with temperatures rising to around 68 overnight. East southeast wind 5 to 10 mph. Chance of precipitation is 80%. |
Wednesday |
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Temperature: 81°F Wind Speed: 5 to 10 mph Wind Direction: ENE Forecast: Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 81. East northeast wind 5 to 10 mph. Chance of precipitation is 70%. |
Wednesday Night |
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Temperature: 65°F Wind Speed: 5 to 10 mph Wind Direction: ENE Forecast: A chance of rain showers. Mostly cloudy, with a low around 65. East northeast wind 5 to 10 mph. Chance of precipitation is 50%. |
Thursday |
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Temperature: 78°F Wind Speed: 5 to 10 mph Wind Direction: ESE Forecast: A chance of rain showers before 7am, then showers and thunderstorms likely. Cloudy, with a high near 78. East southeast wind 5 to 10 mph. Chance of precipitation is 70%. |
Thursday Night |
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Temperature: 65°F Wind Speed: 0 to 5 mph Wind Direction: SE Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 65. Southeast wind 0 to 5 mph. Chance of precipitation is 70%. |
Friday |
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Temperature: 81°F Wind Speed: 5 mph Wind Direction: SSE Forecast: A chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 65°F Wind Speed: 0 to 5 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. |
Saturday |
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Temperature: 83°F Wind Speed: 5 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%. |
Saturday Night |
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Temperature: 66°F Wind Speed: 0 to 5 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%. |
Sunday |
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Temperature: 84°F Wind Speed: 5 to 10 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%. |