Brownsville, TX
Texas · Records since 1878–2026
Records for August 11
🔥 Record High
August 11, 2023
+2° from 97° normal❄ Record Low
August 11, 1976
-8° from 78° normalAll-Time Records — Brownsville
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 99°F | August 11, 2023 |
| 2 | 99°F | August 11, 2022 |
| 3 | 99°F | August 11, 2016 |
| 4 | 99°F | August 11, 1992 |
| 5 | 99°F | August 11, 1915 |
| 6 | 99°F | August 11, 1883 |
| 7 | 98°F | August 11, 2025 |
| 8 | 98°F | August 11, 2019 |
| 9 | 98°F | August 11, 2009 |
| 10 | 98°F | August 11, 1953 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 70°F | August 11, 1976 |
| 2 | 70°F | August 11, 1901 |
| 3 | 71°F | August 11, 1880 |
| 4 | 71°F | August 11, 1879 |
| 5 | 72°F | August 11, 1984 |
Heat Wave Summary — Brownsville
threshold: 97°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date147 of 221 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1878–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Brownsville
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 8, 2023 – Aug 20, 2023 | 44 | 103°F (Aug 15) | 100°F | 80°F |
| 2 | Aug 7, 1900 – Sep 3, 1900 | 28 | 100°F (Aug 7) | 98°F | 75°F |
| 3 | Aug 23, 2023 – Sep 16, 2023 | 25 | 106°F (Aug 28) | 100°F | 79°F |
| 4 | Jul 15, 2022 – Aug 7, 2022 | 24 | 98°F (Jul 15) | 98°F | 79°F |
| 5 | Aug 10, 2019 – Sep 1, 2019 | 23 | 102°F (Aug 15) | 99°F | 80°F |
| 6 | Aug 8, 2001 – Aug 26, 2001 | 19 | 99°F (Aug 13) | 98°F | 78°F |
| 7 | Aug 13, 2018 – Aug 30, 2018 | 18 | 99°F (Aug 22) | 98°F | 79°F |
| 8 | Jun 14, 1900 – Jun 30, 1900 | 17 | 102°F (Jun 24) | 99°F | 76°F |
| 9 | Jul 24, 2026 – Aug 9, 2026 | 17 | 102°F (Aug 2) | 98°F | 80°F |
| 10 | Jun 1, 2024 – Jun 17, 2024 | 17 | 100°F (Jun 5) | 98°F | 81°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
Above-Normal Summer Nights Per Year
Average June–August Low by Decade
Overnight lows · complete decades only
Precipitation
Actual vs. 1991–2020 full-month and full-season normals
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1970–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")
Month in Review — July 2026
Average temperature · July 2026
6th-warmest month on record
2nd-warmest July of 143 on record
+2.9° vs. 85.4° average (1991–2020)Longest 90°F Streak in July
31 consecutive days with highs of at least 90°F (Jul 1–31, 2026, peaking at 102°F)
Ties the longest July streak since 2022 (4 years).
Average July Temperature by Year
1878–2026 · 2026 highlighted
Warmest Julys on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 2023 | 88.8°F |
| 2 | 2026 | 88.3°F |
| 3 | 2022 | 88.1°F |
| 4 | 2018 | 87.6°F |
| 5 | 1980 | 87.5°F |
| 6 | 2016 | 87.2°F |
| 7 | 2019 | 87.2°F |
| 8 | 1969 | 87.2°F |
| 9 | 1998 | 87.1°F |
| 10 | 2009 | 87.0°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | August 2023 | 89.9°F |
| 2 | August 2019 | 89.3°F |
| 3 | July 2023 | 88.8°F |
| 4 | September 2023 | 88.5°F |
| 5 | June 2024 | 88.3°F |
| 6 | July 2026 | 88.3°F |
| 7 | July 2022 | 88.1°F |
| 8 | August 2018 | 87.8°F |
| 9 | August 2025 | 87.6°F |
| 10 | July 2018 | 87.6°F |
Nearby Stations — July 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | July Rank |
|---|---|---|
| Brownsville, TX | 88.3°F | 2nd of 143 |
| McAllen, TX | 90.8°F | 3rd of 86 |
| Corpus Christi, TX | 85.7°F | 12th of 140 |
| Laredo, TX | 89.9°F | 18th of 106 |
| Victoria, TX | 84.7°F | 52nd of 113 |