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- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- New: July-September 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected; Heat Risk And Water Supply Issues To Remain In Focus
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2026 del Valle del Rio Grande/Extremo Sur de Texas
- The 2026 Hurricane Season is Here! Are You Ready? Know Your Risk, Check Your Plans, Restock Your Kits, and More
Current conditions at
McAllen, Miller International Airport (KMFE)
Lat: 26.18°NLon: 98.24°WElev: 105ft.
Mostly Cloudy
81°F
27°C
| Humidity | 91% |
| Wind Speed | SE 8 mph |
| Barometer | 29.98 in (1014.8 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 10.00 mi |
| Heat Index | 89°F (32°C) |
| Last update | 12 Jul 3:53 am CDT |
Extended Forecast for
San Juan TX
Today
High: 97 °F
Mostly Sunny
then Slight
Chance
ShowersTonight
Low: 78 °F
Partly Cloudy
Monday
High: 97 °F
Mostly Sunny
Monday Night
Low: 77 °F
Partly Cloudy
Tuesday
High: 97 °F
Mostly Sunny
Tuesday Night
Low: 78 °F
Mostly Cloudy
Wednesday
High: 95 °F
Partly Sunny
Wednesday Night
Low: 78 °F
Partly Cloudy
Thursday
High: 96 °F
Partly Sunny
Detailed Forecast
Today
A slight chance of showers between 1pm and 2pm. Mostly sunny, with a high near 97. Heat index values as high as 107. Southeast wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 78. South southeast wind 7 to 14 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 97. Heat index values as high as 106. South southeast wind 6 to 15 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 77. Southeast wind 8 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 97. Southeast wind 7 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 78. Southeast wind 8 to 14 mph, with gusts as high as 24 mph.
Wednesday
Partly sunny, with a high near 95. Southeast wind 8 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 78. Southeast wind 8 to 15 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 96. Southeast wind 7 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 78. Southeast wind 8 to 16 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 96. Southeast wind 7 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 97.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
San Juan TX
26.18°N 98.16°W
26.18°N 98.16°W
4:45 am CDT Jul 12, 2026
4am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
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