San Antonio Consecutive 100 Degree Days
This page shows the record for the most days in a row in
San Antonio, Texas where the
high temperature was
at least 100 °F, from 1893–2024.
Longest Streak: 23 Days
Between Jul 30 – Aug 21, 2023, the daily high temperature in San Antonio was always at least 100 °F – a span of 23 days.
| # Days |
When |
| 23 |
Jul 30 – Aug 21, 2023 |
| 22 |
Jul 24 – Aug 14, 1907 |
| 21 |
Jul 24 – Aug 13, 1962 |
| 21 |
Aug 9–29, 1905 |
| 19 |
Aug 7–25, 1911 |
| 18 |
Aug 24 – Sep 10, 2023 |
| 18 |
Aug 8–25, 1899 |
| 15 |
Jul 8–22, 2023 |
| 15 |
Jul 28 – Aug 11, 2013 |
| 15 |
Aug 4–18, 1927 |
| 14 |
Jul 1–14, 2022 |
| 13 |
Aug 10–22, 1930 |
| 12 |
Aug 8–19, 2019 |
| 12 |
Aug 1–12, 2011 |
| 12 |
Aug 1–12, 2009 |
| 12 |
Jul 16–27, 1994 |
| 11 |
Jul 16–26, 2022 |
| 11 |
Jul 20–30, 2017 |
| 11 |
Jun 23 – Jul 3, 1980 |
| 11 |
Jul 13–23, 1928 |