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- New: Preliminary Damage Survey Of Harlingen To Laureles Texas Microburst Event On May 9, 2026
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- New: The 2026 Rio Grande Valley/Deep South Texas Hurricane Guide is Here!
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- New: May-July 2026 Outlook: Hotter than normal temperatures are favored to continue into the upcoming summer season; precipitation remains a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues remain in focus
Current conditions at
Harlingen, Rio Grande Valley International Airport (KHRL)
Lat: 26.23°NLon: 97.66°WElev: 33ft.
Mostly Cloudy
81°F
27°C
| Humidity | 91% |
| Wind Speed | SE 6 mph |
| Barometer | 29.91 in (1012.6 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 9.00 mi |
| Heat Index | 89°F (32°C) |
| Last update | 20 May 12:52 am CDT |
Extended Forecast for
Rio Hondo TX
Overnight
Low: 79 °F
Slight Chance
T-stormsWednesday
High: 92 °F
Slight Chance
Showers then
Mostly SunnyWednesday Night
Low: 77 °F
Mostly Cloudy
Thursday
High: 90 °F
Chance
T-stormsThursday Night
Low: 76 °F
Chance
T-storms then
Chance
ShowersFriday
High: 92 °F
Partly Sunny
then Slight
Chance
T-stormsFriday Night
Low: 78 °F
Slight Chance
T-storms then
Chance
ShowersSaturday
High: 91 °F
Chance
T-stormsSaturday Night
Low: 76 °F
Chance
T-storms
Detailed Forecast
Overnight
A 20 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 79. Southeast wind around 11 mph.
Wednesday
A slight chance of showers between 8am and 9am. Partly sunny, with a high near 92. East southeast wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 77. East southeast wind 8 to 15 mph, with gusts as high as 22 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 90. Southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. South southeast wind 6 to 13 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Southeast wind 6 to 16 mph, with gusts as high as 23 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 78. Southeast wind 9 to 15 mph, with gusts as high as 21 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 91. South southeast wind 8 to 15 mph, with gusts as high as 23 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind 5 to 11 mph.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 90. Southeast wind 5 to 11 mph. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. East southeast wind 5 to 9 mph becoming calm in the evening.
Memorial Day
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Rio Hondo TX
26.24°N 97.57°W
26.24°N 97.57°W
1:00 am CDT May 20, 2026
1am CDT May 20, 2026-6pm CDT May 26, 2026
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