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New: April-June 2026 Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues are in focus

Current conditions at

McAllen, Miller International Airport (KMFE)

Lat: 26.18°NLon: 98.24°WElev: 105ft.

Overcast

68°F

20°C

Humidity	87%
Wind Speed	N 5 mph
Barometer	30.00 in (1015.8 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	8 Apr 6:53 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

San Juan TX

Today
High: 80 °F
Chance
Showers
Tonight
Low: 68 °F
Slight Chance
Showers then
Mostly Cloudy
Thursday
High: 83 °F
Showers
Likely
Thursday Night
Low: 68 °F
Chance
T-storms then
Chance
Showers
Friday
High: 84 °F
Showers
Likely
Friday Night
Low: 69 °F
Mostly Cloudy
Saturday
High: 85 °F
Chance
Showers
Saturday Night
Low: 72 °F
Mostly Cloudy
Sunday
High: 88 °F
Mostly Cloudy

Detailed Forecast

Today

A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Light east northeast wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 40%.

Tonight

A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 68. East wind 5 to 10 mph becoming light east southeast after midnight.

Thursday

A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Light east wind becoming east southeast 5 to 10 mph in the morning. Chance of precipitation is 60%.

Thursday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind 5 to 10 mph.

Friday

Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.

Friday Night

Mostly cloudy, with a low around 69. East southeast wind 6 to 10 mph.

Saturday

A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Southeast wind 6 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

Saturday Night

Mostly cloudy, with a low around 72. Southeast wind 11 to 14 mph, with gusts as high as 25 mph.

Sunday

Mostly cloudy, with a high near 88. South southeast wind 11 to 17 mph, with gusts as high as 29 mph.

Sunday Night

Mostly cloudy, with a low around 73. Southeast wind around 15 mph, with gusts as high as 26 mph.

Monday

Partly sunny, with a high near 91. South southeast wind 14 to 16 mph, with gusts as high as 29 mph.

Monday Night

Partly cloudy, with a low around 73.

Tuesday

Partly sunny, with a high near 92.