September weather in Blue Mound, TX
The average temperature in Blue Mound in September is 77.7°F (67.1°F–88.3°F). Average precipitation: 2.59 inches.
September is a fall month in Blue Mound, and is warmer than the annual average of 65.9°F. Daily temperatures swing about 21.2°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
88.3°F
Avg Low
67.1°F
Precipitation
2.59 in
Daylight
12h 11m
September records in Blue Mound
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (2000) | 64.0°F (2004) | 2.27 in (2020) |
| September 2 | 109.0°F (2000) | 63.0°F (1952) | 1.35 in (2010) |
| September 3 | 109.0°F (2000) | 62.1°F (1952) | 2.06 in (2007) |
| September 4 | 111.9°F (2000) | 57.0°F (1993) | 1.44 in (2022) |
| September 5 | 104.0°F (2023) | 57.0°F (1993) | 0.66 in (2022) |
| September 6 | 105.1°F (2023) | 57.0°F (1950) | 1.60 in (2018) |
| September 7 | 107.1°F (2023) | 57.9°F (1950) | 3.49 in (2010) |
| September 8 | 109.9°F (2023) | 57.9°F (2004) | 3.71 in (2010) |
| September 9 | 99.0°F (2014) | 54.0°F (2020) | 1.16 in (2015) |
| September 10 | 102.0°F (2014) | 53.1°F (2020) | 1.50 in (1992) |
| September 11 | 102.0°F (2000) | 55.9°F (1997) | 2.08 in (1947) |
| September 12 | 102.9°F (2011) | 57.9°F (1948) | 1.68 in (2009) |
| September 13 | 105.1°F (2011) | 57.0°F (2014) | 1.72 in (2009) |
| September 14 | 99.0°F (2005) | 52.0°F (1993) | 1.77 in (1993) |
| September 15 | 98.1°F (1952) | 50.0°F (1993) | 0.94 in (1996) |
| September 16 | 99.0°F (1997) | 48.0°F (1993) | 0.80 in (2011) |
| September 17 | 100.0°F (1997) | 53.1°F (2008) | 0.41 in (2006) |
| September 18 | 100.0°F (2005) | 55.0°F (1994) | 0.70 in (2001) |
| September 19 | 100.9°F (2016) | 55.0°F (2012) | 1.60 in (1950) |
| September 20 | 100.9°F (2016) | 57.0°F (1994) | 1.21 in (2013) |
| September 21 | 99.0°F (2005) | 48.9°F (1995) | 2.25 in (2018) |
| September 22 | 100.9°F (2005) | 48.0°F (1994) | 0.61 in (2018) |
| September 23 | 100.0°F (2023) | 44.1°F (1995) | 0.48 in (2024) |
| September 24 | 102.0°F (2023) | 46.9°F (1994) | 0.27 in (2000) |
| September 25 | 102.9°F (2005) | 48.0°F (1994) | 2.09 in (2016) |
| September 26 | 98.1°F (2005) | 46.0°F (2000) | 0.68 in (1946) |
| September 27 | 97.0°F (1994) | 48.0°F (1996) | 2.56 in (2017) |
| September 28 | 105.1°F (2005) | 45.0°F (1996) | 0.46 in (2013) |
| September 29 | 100.0°F (2011) | 51.1°F (1949) | 1.47 in (2012) |
| September 30 | 99.0°F (1998) | 48.0°F (1999) | 0.37 in (2021) |