September weather in Laredo, TX
The average temperature in Laredo in September is 83.0°F (72.4°F–93.5°F). Average precipitation: 3.64 inches.
September is a fall month in Laredo, and is warmer than the annual average of 74.6°F. Daily temperatures swing about 21.1°F between overnight low and afternoon high. Daylight averages about 12h 9m. For travel, September is hot.
Avg High
93.5°F
Avg Low
72.4°F
Precipitation
3.64 in
Daylight
12h 9m
September records in Laredo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 106.0°F (2020) | 71.1°F (1969) | 0.77 in (1968) |
| September 2 | 104.0°F (2018) | 71.1°F (1968) | 0.84 in (2024) |
| September 3 | 104.0°F (2012) | 69.1°F (1967) | 0.45 in (1967) |
| September 4 | 106.0°F (2012) | 70.0°F (1967) | 1.15 in (2022) |
| September 5 | 106.0°F (2023) | 68.0°F (1968) | 1.58 in (1968) |
| September 6 | 104.0°F (2012) | 68.0°F (1967) | 1.77 in (2018) |
| September 7 | 104.0°F (2012) | 68.0°F (1967) | 2.32 in (1966) |
| September 8 | 106.0°F (2023) | 62.1°F (2017) | 1.47 in (1966) |
| September 9 | 104.0°F (2023) | 66.9°F (2020) | 2.64 in (2018) |
| September 10 | 105.1°F (2023) | 61.0°F (2020) | 1.35 in (2018) |
| September 11 | 102.0°F (2023) | 60.1°F (2020) | 1.17 in (2015) |
| September 12 | 102.0°F (2012) | 66.0°F (2017) | 0.71 in (2014) |
| September 13 | 104.0°F (2017) | 66.9°F (1968) | 0.82 in (2016) |
| September 14 | 106.0°F (2017) | 66.0°F (2014) | 0.65 in (2024) |
| September 15 | 104.0°F (2023) | 69.1°F (2012) | 3.09 in (2023) |
| September 16 | 100.9°F (1965) | 66.9°F (2012) | 1.45 in (1967) |
| September 17 | 102.0°F (2021) | 64.9°F (2012) | 1.77 in (2020) |
| September 18 | 102.9°F (2019) | 64.0°F (1968) | 1.22 in (2025) |
| September 19 | 102.9°F (2016) | 68.0°F (1968) | 0.75 in (1967) |
| September 20 | 105.1°F (2021) | 66.9°F (2020) | 1.24 in (1967) |
| September 21 | 102.9°F (2021) | 64.0°F (2020) | 2.28 in (1967) |
| September 22 | 100.0°F (2023) | 64.0°F (2013) | 1.82 in (1967) |
| September 23 | 102.0°F (2023) | 60.1°F (2013) | 2.13 in (1970) |
| September 24 | 102.9°F (2023) | 64.0°F (2021) | 1.12 in (1968) |
| September 25 | 102.0°F (2023) | 64.9°F (2021) | 3.47 in (2016) |
| September 26 | 100.0°F (2019) | 60.1°F (1970) | 5.24 in (2017) |
| September 27 | 100.0°F (1966) | 55.9°F (1970) | 1.99 in (2014) |
| September 28 | 100.0°F (2019) | 54.0°F (1967) | 1.21 in (2013) |
| September 29 | 99.0°F (2019) | 51.1°F (1967) | 2.33 in (2012) |
| September 30 | 98.1°F (1966) | 54.0°F (1967) | 0.53 in (1965) |