National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

McAllen, Miller International Airport (KMFE)

Lat: 26.18°NLon: 98.24°WElev: 105ft.

Fair

63°F

17°C

Humidity 93%
Wind Speed Calm
Barometer 30.03 in (1016.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 13 Nov 1:53 am CST
Extended Forecast for

San Juan TX

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. East wind 3 to 8 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 1pm. Increasing clouds, with a high near 79. East southeast wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Southeast wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 85. Southeast wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 65. East southeast wind 6 to 15 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before noon. Partly sunny, with a high near 73. North wind 13 to 16 mph, with gusts as high as 32 mph.

    High: 73 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. North wind around 11 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Calm wind.
Friday
Sunny, with a high near 78. Calm wind becoming east 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 62. East wind 3 to 8 mph.
Saturday
A 40 percent chance of showers, mainly before 1pm. Increasing clouds, with a high near 79. East southeast wind 6 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 68. Southeast wind 8 to 10 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 85. Southeast wind 8 to 13 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. East southeast wind 6 to 15 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 40%.
Monday
A 20 percent chance of showers before noon. Partly sunny, with a high near 73. North wind 13 to 16 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 60. North wind around 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 72. North wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 63. North wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 68.
Thursday
Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan TX
 26.18°N 98.16°W
Last Update:
2:18 am CST Nov 13, 2026
Forecast Valid:
2am CST Nov 13, 2026-6pm CST Nov 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation