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Santa Anna, TX 78591 Weather

Today: Partly Sunny, high 90°F, low 70°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).

Santa Anna, TX 78591 current weather

77°F

Partly Sunny

Forecast for this hour. No recent report from a nearby station.

H 90° / L 70°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/28/2026, 8:00 AM PT

Hourly forecast

NWS, updated 10/28/2026, 8:00 AM PT

  1. Now77°
  2. 11 AM80°
  3. 12 PM84°
  4. 1 PM86°
  5. 2 PM88°
  6. 3 PM89°
  7. 4 PM88°10%
  8. 5 PM86°
  9. 6 PM84°
  10. 7 PM80°
  11. 8 PM78°
  12. 9 PM76°
  13. 10 PM75°
  14. 11 PM74°
  15. Thu12 AM74°
  16. 1 AM73°
  17. 2 AM72°
  18. 3 AM72°
  19. 4 AM71°
  20. 5 AM71°
  21. 6 AM70°
  22. 7 AM70°
  23. 8 AM70°
  24. 9 AM72°
  25. 10 AM77°
  26. 11 AM80°
  27. 12 PM83°
  28. 1 PM84°
  29. 2 PM86°
  30. 3 PM84°18%
  31. 4 PM84°
  32. 5 PM83°
  33. 6 PM80°
  34. 7 PM78°
  35. 8 PM76°
  36. 9 PM75°
  37. 10 PM74°
  38. 11 PM72°
  39. Fri12 AM72°
  40. 1 AM71°
  41. 2 AM70°
  42. 3 AM70°
  43. 4 AM70°
  44. 5 AM69°
  45. 6 AM68°
  46. 7 AM69°
  47. 8 AM71°
  48. 9 AM74°

7-day forecast

Tap a day for details

  • Today10/2810% chance of precipitationLow 70°High 90°

    Today: Partly sunny. High near 90, with temperatures falling to around 86 in the afternoon. East southeast wind 3 to 7 mph.

    Tonight: Mostly cloudy, with a low around 70. East southeast wind 3 to 8 mph.

    Partly Sunny
  • Thu10/2918% chance of precipitationLow 68°High 87°

    Thursday: A slight chance of rain showers between 3pm and 4pm. Partly sunny. High near 87, with temperatures falling to around 83 in the afternoon. East southeast wind 3 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Thursday Night: Mostly cloudy, with a low around 68. East southeast wind 6 to 10 mph, with gusts as high as 23 mph.

    Partly Sunny then Slight Chance Rain Showers
  • Fri10/30Low 68°High 88°

    Friday: Partly sunny, with a high near 88. Southeast wind 6 to 9 mph.

    Friday Night: Partly cloudy, with a low around 68. Southeast wind 2 to 6 mph.

    Partly Sunny
  • Sat10/31Low 69°High 90°

    Saturday: Sunny, with a high near 90. Southeast wind 1 to 5 mph.

    Saturday Night: Partly cloudy, with a low around 69. East southeast wind 0 to 6 mph.

    Sunny
  • Sun11/1Low 70°High 91°

    Sunday: Mostly sunny, with a high near 91. East southeast wind 1 to 7 mph.

    Sunday Night: Partly cloudy, with a low around 70. Southeast wind around 7 mph.

    Mostly Sunny
  • Mon11/215% chance of precipitationLow 71°High 93°

    Monday: Mostly sunny, with a high near 93. South southeast wind 6 to 12 mph, with gusts as high as 22 mph.

    Monday Night: A slight chance of rain showers after midnight. Mostly clear, with a low around 71. Chance of precipitation is 20%.

    Mostly Sunny
  • Tue11/310% chance of precipitationLow 65°High 89°

    Tuesday: Mostly sunny, with a high near 89.

    Tuesday Night: Mostly clear, with a low around 65.

    Mostly Sunny

Forecast for 26.639, -98.551 from the NWS BRO office, updated 10/28/2026, 8:00 AM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now77°Partly Sunny4%3 mph
  2. 11 AM80°Mostly Sunny3%6 mph
  3. 12 PM84°Mostly Sunny4%7 mph
  4. 1 PM86°Mostly Sunny5%7 mph
  5. 2 PM88°Partly Sunny6%7 mph
  6. 3 PM89°Partly Sunny8%7 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow
65°80°95°0%100%WedThuFriSatSunMonTue89°74°86°70°87°68°90°68°91°69°92°70°88°71°

Line: temperature °F. Bars: chance of precipitation.

  1. WedNow77°4%3
  2.  11 AM80°3%6
  3.  12 PM84°4%7
  4.  1 PM86°5%7
  5.  2 PM88°6%7
  6.  3 PM89°8%7
  7.  4 PM88°10%7
  8.  5 PM86°8%7
  9.  6 PM84°8%8
  10.  7 PM80°8%7
  11.  8 PM78°7%7
  12.  9 PM76°6%7
  13.  10 PM75°6%6
  14.  11 PM74°5%6
  15. Thu 10/2912 AM74°5%5
  16.  1 AM73°5%5
  17.  2 AM72°4%5
  18.  3 AM72°5%3
  19.  4 AM71°6%3
  20.  5 AM71°5%3
  21.  6 AM70°6%3
  22.  7 AM70°4%3
  23.  8 AM70°4%3
  24.  9 AM72°0%5
  25.  10 AM77°0%7
  26.  11 AM80°0%9
  27.  12 PM83°0%9
  28.  1 PM84°0%9
  29.  2 PM86°1%9
  30.  3 PM84°18%9
  31.  4 PM84°5%10
  32.  5 PM83°0%10
  33.  6 PM80°0%10
  34.  7 PM78°3%10
  35.  8 PM76°3%10
  36.  9 PM75°3%9
  37.  10 PM74°3%8
  38.  11 PM72°3%7
  39. Fri 10/3012 AM72°3%6
  40.  1 AM71°4%6
  41.  2 AM70°4%6
  42.  3 AM70°4%6
  43.  4 AM70°4%6
  44.  5 AM69°4%6
  45.  6 AM68°4%6
  46.  7 AM69°2%6
  47.  8 AM71°2%6
  48.  9 AM74°2%7
  49.  10 AM76°2%7
  50.  11 AM80°2%8
  51.  12 PM82°2%9
  52.  1 PM85°3%9
  53.  2 PM86°3%9
  54.  3 PM87°3%8
  55.  4 PM87°3%7
  56.  5 PM86°3%6
  57.  6 PM85°3%5
  58.  7 PM83°2%5
  59.  8 PM80°2%5
  60.  9 PM78°2%6
  61.  10 PM75°2%6
  62.  11 PM74°2%6
  63. Sat 10/3112 AM72°2%5
  64.  1 AM72°3%3
  65.  2 AM71°3%3
  66.  3 AM70°3%2
  67.  4 AM69°3%2
  68.  5 AM68°3%2
  69.  6 AM68°3%1
  70.  7 AM68°2%1
  71.  8 AM70°2%1
  72.  9 AM74°2%1
  73.  10 AM77°2%2
  74.  11 AM80°2%3
  75.  12 PM84°2%5
  76.  1 PM86°2%5
  77.  2 PM88°2%5
  78.  3 PM89°2%5
  79.  4 PM90°2%3
  80.  5 PM89°2%2
  81.  6 PM87°2%0
  82.  7 PM85°0%0
  83.  8 PM82°0%2
  84.  9 PM79°0%5
  85.  10 PM77°0%6
  86.  11 PM75°0%6
  87. Sun 11/112 AM74°0%3
  88.  1 AM73°0%2
  89.  1 AM72°0%1
  90.  2 AM71°0%1
  91.  3 AM71°0%1
  92.  4 AM70°0%1
  93.  5 AM69°0%1
  94.  6 AM70°0%1
  95.  7 AM71°0%2
  96.  8 AM74°0%2
  97.  9 AM77°0%3
  98.  10 AM81°0%5
  99.  11 AM84°0%5
  100.  12 PM87°1%6
  101.  1 PM90°1%7
  102.  2 PM91°1%7
  103.  3 PM91°1%7
  104.  4 PM90°1%7
  105.  5 PM88°1%6
  106.  6 PM85°0%6
  107.  7 PM82°0%6
  108.  8 PM79°0%7
  109.  9 PM77°0%7
  110.  10 PM75°0%7
  111.  11 PM74°0%6
  112. Mon 11/212 AM73°1%6
  113.  1 AM72°1%6
  114.  2 AM72°1%7
  115.  3 AM71°1%7
  116.  4 AM70°1%7
  117.  5 AM70°1%6
  118.  6 AM71°0%6
  119.  7 AM73°0%7
  120.  8 AM76°0%9
  121.  9 AM79°0%10
  122.  10 AM83°0%12
  123.  11 AM86°0%12
  124.  12 PM89°0%12
  125.  1 PM91°0%12
  126.  2 PM92°0%10
  127.  3 PM92°0%9
  128.  4 PM91°0%8
  129.  5 PM89°0%7
  130.  6 PM87°2%7
  131.  7 PM84°2%7
  132.  8 PM81°2%8
  133.  9 PM78°2%8
  134.  10 PM76°2%8
  135.  11 PM75°2%9
  136. Tue 11/312 AM74°15%9
  137.  1 AM73°15%9
  138.  2 AM72°15%10
  139.  3 AM72°15%10
  140.  4 AM71°15%10
  141.  5 AM71°15%10
  142.  6 AM71°9%10
  143.  7 AM72°9%10
  144.  8 AM75°9%10
  145.  9 AM77°9%10
  146.  10 AM80°9%12
  147.  11 AM83°9%13
  148.  12 PM86°7%13
  149.  1 PM87°7%12
  150.  2 PM88°7%10
  151.  3 PM88°7%9
  152.  4 PM87°7%8
  153.  5 PM85°7%8
  154.  6 PM82°10%7
  155.  7 PM79°10%6
  156.  8 PM76°10%6

Temperature °F · chance of precipitation · wind in mph

NWS hourly forecast updated 10/28/2026, 8:00 AM PT

Radar and satellite

National radar

NEXRAD (last 50 min) and GOES

Latest

Nearby hazards

Texas hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:General thunderstormsOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

UV index today (Santa Elena)
6High
  1. 210a
  2. 311a
  3. 512p
  4. 61p
  5. 52p
  6. 33p
  7. 14p
  8. 15p

UV index guide · Air quality

Drought

By county

Starr County, week of 10/20/2026

100% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:41 AM
Sunset
6:54 PM
Daylight
11 hr 13 min
Moon
Waning Gibbous 93% lit
First light (civil dawn)
7:17 AM
Last light (civil dusk)
7:18 PM
Moonrise
8:49 PM
Moonset
10:22 AM

Normal October weather

Climate

Normal October high 88°, low 63°, precipitation 2.46 in for the month. 1991 to 2020 normals at Rio Grande City, 24 mi away.

Other places nearby

Data sources

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Frequently asked questions

What is the high temperature today in Santa Anna, TX 78591?
The National Weather Service forecast for today calls for a high near 90°F. Partly Sunny.
Will it rain in Santa Anna, TX 78591 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What time is sunrise and sunset in Santa Anna, TX 78591 today?
Sunrise is about 7:41 AM CDT and sunset is about 6:54 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Santa Anna, TX 78591?
At Rio Grande City, the 1991 to 2020 normal high in October is 88°F and the normal low is 63°F.

About this data

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