Weather forecast for 10 days
McKinney, TX

On Sunday, in McKinney, relatively clouded weather is expected.
The temperature will fluctuate from a high of a tropical 30°C (86°F) to a low of an enjoyable 19°C (66.2°F).
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is evaluated at a hot 33°C (91.4°F). Note that heat index values are valued for light wind and location in the shade.
It will be hotter, and the maximum temperature of 30°C (86°F) will be more in line with September's average highest temperature of 30.6°C (87.1°F) than October's of 23.8°C (74.8°F).
Sunrise was at 7:40 am and sunset will be at 6:40 pm; the daylight will last for 11h and 1min.

The weather will be unstable for the next ten days, and a mix of stormy, cloudy, rainy and sunny weather is forecasted.
Rainfall is predicted for Wednesday through next Tuesday.
Temperature variation will be substantial in the coming days. The highest temperature will vary between 20°C (68°F) and 31°C (87.8°F), while the lowest nightly temperature differences will be also substantial, as the lowest temperature will range between 11°C (51.8°F) and 21°C (69.8°F).
The hottest day will be Monday, with a maximum of 31°C (87.8°F); the coldest day will be next Tuesday, with a maximum of 20°C (68°F).