San Antonio, TX
Texas · Records since 1885–2026
☀️ 96°F
Currently in San Antonio
As of 7:00 PM CDT
🔥 7° below today's record of 103°F
Records for July 28
🔥 Record High
103°F
July 28, 1995
+7° from 96° normal❄ Record Low
67°F
July 28, 1903
-8° from 75° normal
🌞 Normal high: 96°F 🌑 Normal low: 75°F 1991–2020 normals
All-Time Records — San Antonio
111°F
Hottest Day Ever
Sep 5, 2000
0°F
Coldest Day Ever
Jan 31, 1949
11.26"
Wettest Day Ever
Oct 17, 1998
13.2"
Most Snow in One Day
Jan 12, 1985
Top 10 Record Highs — July 28
| # | Temp | Date |
|---|---|---|
| 🏆 | 103°F | July 28, 1995 |
| 2 | 103°F | July 28, 1962 |
| 3 | 103°F | July 28, 1951 |
| 4 | 102°F | July 28, 2009 |
| 5 | 102°F | July 28, 1986 |
| 6 | 101°F | July 28, 2017 |
| 7 | 101°F | July 28, 1980 |
| 8 | 101°F | July 28, 1960 |
| 9 | 101°F | July 28, 1954 |
| 10 | 101°F | July 28, 1948 |
Top 5 Record Lows — July 28
| # | Temp | Date |
|---|---|---|
| 🥶 | 67°F | July 28, 1903 |
| 2 | 69°F | July 28, 1946 |
| 3 | 69°F | July 28, 1902 |
| 4 | 70°F | July 28, 1987 |
| 5 | 70°F | July 28, 1984 |
Heat Wave Summary — San Antonio
threshold: 100°F (90th percentile of historical Jun–Aug highs)5.2
Avg heat wave length
days (historical)
103°
Avg peak temp
during heat waves
81
Dangerous nights 2026
Overnights ≥ 70°F
0
Heat waves 2026
so far
2026 Daily High Temperature vs Normal
Year to date
Above normal
Below normal
117 of 207 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1885–202659
2026 so far
114
Avg/year 1970–2025
133
Avg/year (last 10 complete)
162
Most in a year (2025)
Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — San Antonio
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 30, 2023 – Aug 21, 2023 | 23 | 106°F (Aug 9) | 104°F | 79°F |
| 2 | Jul 24, 1962 – Aug 13, 1962 | 21 | 106°F (Aug 13) | 102°F | 76°F |
| 3 | Aug 24, 2023 – Sep 10, 2023 | 18 | 105°F (Aug 27) | 102°F | 77°F |
| 4 | Jul 8, 2023 – Jul 22, 2023 | 15 | 106°F (Jul 13) | 103°F | 78°F |
| 5 | Jul 28, 2013 – Aug 11, 2013 | 15 | 105°F (Aug 6) | 103°F | 78°F |
| 6 | Jul 1, 2022 – Jul 14, 2022 | 14 | 107°F (Jul 11) | 102°F | 79°F |
| 7 | Aug 11, 2024 – Aug 23, 2024 | 13 | 108°F (Aug 21) | 102°F | 80°F |
| 8 | Jul 16, 1994 – Jul 27, 1994 | 12 | 104°F (Jul 25) | 101°F | 77°F |
| 9 | Aug 11, 1930 – Aug 22, 1930 | 12 | 103°F (Aug 19) | 101°F | 75°F |
| 10 | Aug 1, 2009 – Aug 12, 2009 | 12 | 103°F (Aug 6) | 102°F | 77°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
49
2026 so far
above-normal nights
47.3
Avg / summer
1970–2020
83
Most in a summer
2011
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
24.79"
2026 YTD
Normal: 18.32"
+6.47"
3.05"
July so far
July normal: 2.41"
+0.64"
9.62"
Summer so far
Summer normal: 7.84"
+1.78"
6
2026 heavy rain days
Days with ≥ 1.0"
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")