Mc Mullen County, TX Weather Forecast and Current Conditions

Night: Mostly clear, with a low around 73. Heat index values as high as 93. Southeast wind 3 to 10 mph, with gusts as high as 20 mph.

Day: A slight chance of showers and thunderstorms between 2pm and 5pm. Sunny, with a high near 98. Heat index values as high as 104. Southeast wind 3 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

Night: Mostly clear, with a low around 74. Heat index values as high as 101. Southeast wind 6 to 13 mph, with gusts as high as 22 mph.

Day: Sunny, with a high near 99. Heat index values as high as 108. Southeast wind 6 to 12 mph, with gusts as high as 20 mph.

Night: Mostly clear, with a low around 75. Southeast wind 7 to 13 mph, with gusts as high as 21 mph.

Day: Sunny, with a high near 102. South southeast wind 6 to 12 mph, with gusts as high as 20 mph.

Night: A slight chance of rain showers after 1am. Mostly clear, with a low around 75. South southeast wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Day: A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 99. East southeast wind 6 to 9 mph. Chance of precipitation is 40%.

Night: A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 73. East wind 3 to 9 mph. Chance of precipitation is 40%.

Day: A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 40%.

Night: A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71. Chance of precipitation is 40%.

Day: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Chance of precipitation is 20%.

Night: A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71. Chance of precipitation is 20%.

Day: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97.