SAN ISIDRO, TX 78588 Weather Forecast & Current Conditions

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EDINBURG INTL ARPT, TX
Current Weather

11:55 PM CDT JUN 8, 2026
Clear
81°F
Feels Like: 89°F
Dewpoint: 79°F
Rel. Hum.: 94%
Visibility: 10 miles
Wind: SE at 10 mph
Pressure: 29.96 inches
Last 72 hours

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SAN ISIDRO, TX 78588
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
TUESDAY
Mostly sunny. Highs in the mid 90s. Southeast winds 10 to 15 mph with gusts up to 20 mph. Heat index values up to 106.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
WEDNESDAY
Mostly sunny. Highs in the mid 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 107.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
THURSDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
THURSDAY NIGHT
Mostly clear. Lows in the mid 70s.
FRIDAY
Sunny. Highs in the mid 90s. Heat index values up to 110.
FRIDAY NIGHT
Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
SATURDAY
Mostly sunny. Highs in the mid 90s. Heat index values up to 105.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s.
SUNDAY
Mostly sunny. Highs in the upper 90s. Heat index values up to 110.
SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening.

Visible Weather Satellite
SAN ISIDRO, TX 78588
Infrared Weather Satellite
SAN ISIDRO, TX 78588
NEXRAD Weather Radar
SAN ISIDRO, TX 78588

EDINBURG INTL ARPT, TX 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/ 8/2026
Tuesday
9 JUN 2026
SAN ISIDRO, TX 78588 weather forecast Day 1, 0 hours 1 AM 81° 88° Mostly Cloudy 5%

0% Thunder
( 4% severe)
SE   10 88% 77°
Low 77° SAN ISIDRO, TX 78588 weather forecast Day 1, 3 hours 4 AM 80° 86° Mostly Cloudy ESE   9 91% 77°
High 94° SAN ISIDRO, TX 78588 weather forecast Day 1, 6 hours 7 AM 78° 81° Mostly Cloudy 4%

0% Thunder
( 9% severe)
ESE   9 94% 76°

Partly Cloudy



SAN ISIDRO, TX 78588 weather forecast Day 1, 9 hours 10 AM 85° 95° Partly Cloudy SE   12 75% 76°
SAN ISIDRO, TX 78588 weather forecast Day 1, 12 hours 1 PM 90° 99° Partly Cloudy 2%

0% Thunder
( 14% severe)
SE   13 58% 73°
SAN ISIDRO, TX 78588 weather forecast Day 1, 15 hours 4 PM 92° 100° Partly Cloudy ESE   16 52% 72°
SAN ISIDRO, TX 78588 weather forecast Day 1, 18 hours 7 PM 88° 96° Clear 4%

0% Thunder
( 4% severe)
ESE   16 61% 73°
SAN ISIDRO, TX 78588 weather forecast Day 1, 21 hours 10 PM 81° 87° Partly Cloudy ESE   12 82% 75°
Wednesday
10 JUN 2026
SAN ISIDRO, TX 78588 weather forecast Day 2, 0 hours 1 AM 79° 83° Partly Cloudy 4%

0% Thunder
( 4% severe)
ESE   8 91% 76°
Low 77° SAN ISIDRO, TX 78588 weather forecast Day 2, 3 hours 4 AM 79° 83° Partly Cloudy SE   8 91% 76°
High 94° SAN ISIDRO, TX 78588 weather forecast Day 2, 6 hours 7 AM 78° 81° Partly Cloudy 1%

0% Thunder
( 14% severe)
SE   8 94% 76°

Mostly Cloudy



SAN ISIDRO, TX 78588 weather forecast Day 2, 9 hours 10 AM 86° 95° Partly Cloudy SE   13 70% 75°
SAN ISIDRO, TX 78588 weather forecast Day 2, 12 hours 1 PM 91° 101° Mostly Cloudy 6%

0% Thunder
( 23% severe)
SE   14 58% 74°
SAN ISIDRO, TX 78588 weather forecast Day 2, 15 hours 4 PM 92° 102° Mostly Cloudy ESE   16 56% 74°
SAN ISIDRO, TX 78588 weather forecast Day 2, 18 hours 7 PM 89° 98° Partly Cloudy 0%

0% Thunder
( 7% severe)
ESE   17 61% 74°
SAN ISIDRO, TX 78588 weather forecast Day 2, 21 hours 10 PM 82° 89° Clear SE   14 82% 76°

EDINBURG INTL ARPT, TX extended weather forecast

BAD DAY
BAD DATE
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Low 77° Low 79° Low 78° Low 75° Low 76°
High 97° High 96° High 96° High 92° High 94°
SAN ISIDRO, TX 78588 weather forecast Day 3 SAN ISIDRO, TX 78588 weather forecast Day 4 SAN ISIDRO, TX 78588 weather forecast Day 5 SAN ISIDRO, TX 78588 weather forecast Day 6 SAN ISIDRO, TX 78588 weather forecast Day 7
Partly Cloudy
20% Rain
Partly Cloudy
23% Rain
Partly Cloudy
27% Rain
Partly Cloudy
40% Rain
Partly Cloudy
31% Rain
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