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McAllen, Texas weather · now

90°

Mostly Clear

Feels
100°
High / Low
100° / 80°
Wind
62 mph SSE
Humidity
63%
No precipitation expected in the next 1.5 hours.
GoodAir quality PollenTreeNoneGrassModerateWeedModerate
Sun 7:03 AM 8:12 PM 13h 9m
Moon Waning Crescent 3% lit

Current weather and 7-day forecast for McAllen, Texas, sourced directly from the National Weather Service. Expect sunny today. Today's high is 100° with a low near 80°.

What to wear today

Stay cool — limit sun exposure

Extreme heat at 100°F. Light colors, hat, and shade breaks.

Next 24 hours

75° 90° 105° ↑ 100° ↓ 81° 10 AM 1 PM 4 PM 7 PM 10 PM 1 AM 4 AM 7 AM

  1. 10 AM

    88°

    0%

  2. 12 PM

    96°

    1%

  3. 2 PM

    99°

    1%

  4. 4 PM

    100°

    1%

  5. 6 PM

    98°

    1%

  6. 8 PM

    91°

    0%

  7. 10 PM

    86°

    0%

  8. 12 AM

    84°

    0%

  9. 2 AM

    83°

    0%

  10. 4 AM

    82°

    0%

  11. 6 AM

    81°

    0%

  12. 8 AM

    82°

    0%

Live radar

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7 days

  1. Today 8/11 Sunny 1% 100° · 80°
    1. 10 AM 88° Sunny
    2. 11 AM 92° Sunny
    3. 12 PM 96° Sunny 1%
    4. 1 PM 98° Sunny 1%
    5. 2 PM 99° Sunny 1%
    6. 3 PM 100° Sunny 1%
    7. 4 PM 100° Mostly Sunny 1%
    8. 5 PM 99° Mostly Sunny 1%
    9. 6 PM 98° Mostly Clear 1%
    10. 7 PM 94° Mostly Clear
    11. 8 PM 91° Mostly Clear
    12. 9 PM 88° Mostly Clear
    13. 10 PM 86° Mostly Clear
    14. 11 PM 85° Mostly Clear
  2. Wed 8/12 Sunny 0% 102° · 81°
    1. 12 AM 84° Mostly Clear
    2. 1 AM 83° Mostly Clear
    3. 2 AM 83° Partly Cloudy
    4. 3 AM 82° Mostly Clear
    5. 4 AM 82° Mostly Clear
    6. 5 AM 82° Partly Cloudy
    7. 6 AM 81° Mostly Sunny
    8. 7 AM 81° Sunny
    9. 8 AM 82° Sunny
    10. 9 AM 84° Sunny
    11. 10 AM 89° Sunny
    12. 11 AM 93° Sunny
    13. 12 PM 97° Sunny
    14. 1 PM 99° Sunny
    15. 2 PM 100° Sunny
    16. 3 PM 101° Sunny
    17. 4 PM 101° Sunny
    18. 5 PM 100° Sunny
    19. 6 PM 98° Mostly Clear
    20. 7 PM 94° Clear
    21. 8 PM 90° Mostly Clear
    22. 9 PM 87° Clear
    23. 10 PM 85° Clear
    24. 11 PM 84° Clear
  3. Thu 8/13 Sunny 1% 101° · 82°
    1. 12 AM 83° Mostly Clear
    2. 1 AM 83° Mostly Clear
    3. 2 AM 83° Mostly Clear
    4. 3 AM 82° Mostly Clear
    5. 4 AM 82° Mostly Clear
    6. 5 AM 82° Mostly Clear
    7. 6 AM 81° Sunny
    8. 7 AM 82° Sunny
    9. 8 AM 83° Sunny
    10. 9 AM 86° Sunny
    11. 10 AM 89° Sunny
    12. 11 AM 92° Sunny
    13. 12 PM 96° Sunny
    14. 1 PM 99° Sunny
    15. 2 PM 100° Sunny
    16. 3 PM 101° Sunny
    17. 4 PM 100° Sunny
    18. 5 PM 99° Sunny
    19. 6 PM 97° Mostly Clear
    20. 7 PM 95° Mostly Clear
    21. 8 PM 92° Mostly Clear
    22. 9 PM 89° Mostly Clear
    23. 10 PM 86° Mostly Clear
    24. 11 PM 85° Mostly Clear
  4. Fri 8/14 Mostly Sunny 8% 99° · 82°
    1. 12 AM 85° Mostly Clear
    2. 1 AM 84° Mostly Clear 1%
    3. 2 AM 84° Mostly Clear 1%
    4. 3 AM 84° Mostly Clear 1%
    5. 4 AM 83° Mostly Clear 1%
    6. 5 AM 82° Mostly Clear 1%
    7. 6 AM 82° Sunny 1%
    8. 7 AM 82° Sunny 1%
    9. 8 AM 84° Mostly Sunny 1%
    10. 9 AM 86° Mostly Sunny 1%
    11. 10 AM 89° Mostly Sunny 1%
    12. 11 AM 92° Mostly Sunny 1%
    13. 12 PM 95° Mostly Sunny 1%
    14. 1 PM 97° Mostly Sunny 8%
    15. 2 PM 98° Mostly Sunny 8%
    16. 3 PM 99° Mostly Sunny 8%
    17. 4 PM 99° Mostly Sunny 8%
    18. 5 PM 98° Mostly Sunny 8%
    19. 6 PM 96° Partly Cloudy 8%
    20. 7 PM 93° Partly Cloudy
    21. 8 PM 90° Partly Cloudy
    22. 9 PM 88° Partly Cloudy
    23. 10 PM 86° Partly Cloudy
    24. 11 PM 85° Partly Cloudy
  5. Sat 8/15 Mostly Sunny 1% 100° · 80°
    1. 12 AM 84° Partly Cloudy
    2. 1 AM 84° Partly Cloudy 1%
    3. 2 AM 84° Partly Cloudy 1%
    4. 3 AM 83° Partly Cloudy 1%
    5. 4 AM 83° Partly Cloudy 1%
    6. 5 AM 82° Partly Cloudy 1%
    7. 6 AM 82° Mostly Sunny 1%
    8. 7 AM 82° Mostly Sunny
    9. 8 AM 83° Mostly Sunny
    10. 9 AM 85° Mostly Sunny
    11. 10 AM 88° Mostly Sunny
    12. 11 AM 91° Mostly Sunny
    13. 12 PM 95° Mostly Sunny
    14. 1 PM 98° Sunny 1%
    15. 2 PM 99° Sunny 1%
    16. 3 PM 100° Sunny 1%
    17. 4 PM 100° Sunny 1%
    18. 5 PM 99° Sunny 1%
    19. 6 PM 97° Mostly Clear 1%
    20. 7 PM 94° Mostly Clear
    21. 8 PM 92° Mostly Clear
    22. 9 PM 89° Mostly Clear
    23. 10 PM 86° Mostly Clear
    24. 11 PM 85° Mostly Clear
  6. Sun 8/16 Mostly Sunny 6% 100° · 80°
    1. 12 AM 84° Mostly Clear
    2. 1 AM 83° Partly Cloudy 1%
    3. 2 AM 82° Partly Cloudy 1%
    4. 3 AM 82° Partly Cloudy 1%
    5. 4 AM 81° Partly Cloudy 1%
    6. 5 AM 80° Partly Cloudy 1%
    7. 6 AM 80° Mostly Sunny 1%
    8. 7 AM 80° Mostly Sunny 1%
    9. 8 AM 82° Mostly Sunny 1%
    10. 9 AM 84° Mostly Sunny 1%
    11. 10 AM 87° Mostly Sunny 1%
    12. 11 AM 90° Mostly Sunny 1%
    13. 12 PM 94° Mostly Sunny 1%
    14. 1 PM 97° Sunny 6%
    15. 2 PM 99° Sunny 6%
    16. 3 PM 100° Sunny 6%
    17. 4 PM 100° Sunny 6%
    18. 5 PM 99° Sunny 6%
    19. 6 PM 97° Mostly Clear 6%
    20. 7 PM 94° Mostly Clear
    21. 8 PM 91° Mostly Clear
    22. 9 PM 88° Mostly Clear
    23. 10 PM 86° Mostly Clear
    24. 11 PM 85° Mostly Clear
  7. Mon 8/17 Sunny 6% 100° · 80°
    1. 12 AM 84° Mostly Clear
    2. 1 AM 83° Mostly Clear
    3. 2 AM 82° Mostly Clear
    4. 3 AM 82° Mostly Clear
    5. 4 AM 81° Mostly Clear
    6. 5 AM 80° Mostly Clear
    7. 6 AM 80° Sunny
    8. 7 AM 80° Sunny 1%
    9. 8 AM 82° Sunny 1%
    10. 9 AM 84° Sunny 1%
    11. 10 AM 87° Sunny 1%
    12. 11 AM 90° Sunny 1%
    13. 12 PM 94° Sunny 1%
    14. 1 PM 97° Sunny 6%
    15. 2 PM 99° Sunny 6%
    16. 3 PM 100° Sunny 6%
    17. 4 PM 100° Sunny 6%
    18. 5 PM 99° Sunny 6%
    19. 6 PM 97° Mostly Clear 6%
    20. 7 PM 94° Mostly Clear
    21. 8 PM 91° Mostly Clear
    22. 9 PM 88° Mostly Clear
Extended outlook days 8–16
  1. Tue 8/18 Partly Cloudy 4% 104° · 80°
  2. Wed 8/19 Mostly Sunny 3% 104° · 80°
  3. Thu 8/20 Sunny 3% 103° · 79°
  4. Fri 8/21 Partly Cloudy 4% 103° · 81°
  5. Sat 8/22 Cloudy 4% 104° · 80°
  6. Sun 8/23 Partly Cloudy 10% 101° · 79°
  7. Mon 8/24 Drizzle 11% 98° · 81°
  8. Tue 8/25 Drizzle 9% 97° · 82°
  9. Wed 8/26 Cloudy 11% 101° · 81°

Days 8+ from the Open-Meteo multi-model ensemble — treat as a guide; accuracy drops past day 7.

Best day this week

Quiet week — most days look comparable.

Wednesday, 8/12

Sunny, 102° / 81°

  1. Tomorrow102°81°
  2. Thu101°82°
  3. Fri99°82°
  4. Sat100°80°
  5. Sun100°80°
  6. Mon100°80°

Best time to head outside

Picks the upcoming daytime hour with the most favorable conditions for each activity. Factors in temperature, wind, precipitation timing, and pollen.

How well did we do?

Average miss by lead time.

Each morning we save the day's predicted high/low. As later days arrive, we grade what we said against what the station actually recorded.

Same day
±2°
1 day graded
1 day out
±1°
2 days graded
3 days out
±1°
2 days graded
7 days out
±2°
2 days graded
Day-by-day, 1 day out7 days
  1. Yesterdayspot on
    High100°100°0°
    Low80°80°0°
  2. Sun, Aug 9±2°
    High98°100°-2°
    Low79°79°0°
  3. Sat, Aug 8pending
    High98°——
    Low77°——
  4. Fri, Aug 7pending
    High100°——
    Low78°——
  5. Thu, Aug 6pending
    High101°——
    Low80°——
  6. Wed, Aug 5pending
    High100°——
    Low81°——
  7. Tue, Aug 4pending
    High101°——
    Low80°——

Climate normals

What weather to expect in McAllen

McAllen in August typically averages 98° highs and 79° lows, with about 15 days of rain. The hottest stretch is August (average high 98°); the coldest is January (average low 52°). June is the wettest month on average.

MonthAvg highAvg lowRainy days
Jan70°52°8
Feb80°59°5
Mar87°66°6
Apr87°70°11
May92°74°19
Jun94°78°21
Jul95°78°13
Aug98°79°15
Sep92°76°19
Oct90°71°8
Nov85°66°5
Dec77°60°9

Normals derived from the past two years of observations via Open-Meteo's historical archive.

More for McAllen

Other cities in Texas

Detailed forecast (NWS)

Today
Sunny, with a high near 100. Heat index values as high as 109. Southeast wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 102. Heat index values as high as 109. South southeast wind 10 to 16 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 101. Southeast wind 12 to 16 mph, with gusts as high as 29 mph.
Friday
Mostly sunny, with a high near 99. Southeast wind 10 to 15 mph, with gusts as high as 28 mph.

Forecast details

NWS gridpoint
BRO 49,19
Radar station
KBRO
Time zone
America/Chicago
Coordinates
26.203, -98.230