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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

67°F

19°C

Humidity	51%
Wind Speed	N 12 mph
Barometer	30.28 in (1025.3 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	6 Apr 11:53 am CDT

More Information:

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

Extended Forecast for

San Juan TX

This Afternoon
High: 72 °F
Decreasing
Clouds
Tonight
Low: 55 °F
Mostly Clear
Tuesday
High: 79 °F
Sunny
Tuesday Night
Low: 64 °F
Slight Chance
Showers
Wednesday
High: 83 °F
Chance
Showers
Wednesday Night
Low: 68 °F
Slight Chance
Showers then
Slight Chance
T-storms
Thursday
High: 84 °F
Chance
Showers then
Chance
T-storms
Thursday Night
Low: 68 °F
Chance
T-storms
Friday
High: 84 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

This Afternoon

Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind 8 to 10 mph.

Tonight

Mostly clear, with a low around 55. North northeast wind around 6 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 79. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

Tuesday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 64. East wind 5 to 10 mph becoming light east southeast after midnight.

Wednesday

A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 83. East southeast wind 3 to 8 mph.

Wednesday Night

A slight chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 68. East southeast wind 5 to 10 mph. Chance of precipitation is 20%.

Thursday

A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 84. Light east southeast wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 40%.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind 5 to 10 mph.

Friday

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Friday Night

Mostly cloudy, with a low around 71. East southeast wind 7 to 11 mph.

Saturday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southeast wind 8 to 15 mph, with gusts as high as 24 mph.

Saturday Night

Mostly cloudy, with a low around 72.

Sunday

Partly sunny, with a high near 90.