August weather in Sanctuary, TX
The average temperature in Sanctuary in August is 85.5°F (74.1°F–96.9°F). Average precipitation: 2.42 inches.
August is a summer month in Sanctuary, and is warmer than the annual average of 66°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Daylight averages about 13h 13m. For travel, August is hot.
Avg High
96.9°F
Avg Low
74.1°F
Precipitation
2.42 in
Daylight
13h 13m
August records in Sanctuary
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 109.0°F (2012) | 64.9°F (2018) | 0.09 in (2009) |
| August 2 | 109.9°F (2012) | 64.9°F (2014) | 0.83 in (2007) |
| August 3 | 111.9°F (2011) | 68.0°F (2014) | 0.25 in (2017) |
| August 4 | 111.9°F (2011) | 69.1°F (2014) | 0.53 in (2025) |
| August 5 | 109.9°F (2011) | 71.1°F (2005) | 0.01 in (2019) |
| August 6 | 109.9°F (2011) | 70.0°F (2005) | 0.99 in (2005) |
| August 7 | 109.0°F (2011) | 71.1°F (2005) | 0.86 in (2017) |
| August 8 | 109.9°F (2003) | 71.1°F (2017) | 0.00 in (2003) |
| August 9 | 109.0°F (2011) | 69.1°F (2003) | 0.01 in (2005) |
| August 10 | 109.9°F (2011) | 71.1°F (2003) | 0.57 in (2003) |
| August 11 | 109.0°F (2023) | 69.1°F (2003) | 1.68 in (2018) |
| August 12 | 109.0°F (2023) | 64.0°F (2003) | 0.75 in (2017) |
| August 13 | 109.0°F (2023) | 64.9°F (2003) | 1.80 in (2011) |
| August 14 | 109.0°F (2023) | 69.1°F (2003) | 1.92 in (2018) |
| August 15 | 107.1°F (2020) | 70.0°F (2012) | 1.86 in (2008) |
| August 16 | 107.1°F (2020) | 66.9°F (2013) | 0.08 in (2008) |
| August 17 | 107.1°F (2006) | 66.0°F (2013) | 1.36 in (2021) |
| August 18 | 111.9°F (2023) | 66.9°F (2013) | 0.82 in (2021) |
| August 19 | 111.9°F (2023) | 66.0°F (2020) | 1.75 in (2008) |
| August 20 | 109.0°F (2023) | 64.0°F (2015) | 4.37 in (2016) |
| August 21 | 111.0°F (2023) | 64.9°F (2015) | 1.62 in (2025) |
| August 22 | 107.1°F (2023) | 62.1°F (2012) | 3.50 in (2022) |
| August 23 | 107.1°F (2010) | 68.0°F (2012) | 2.67 in (2022) |
| August 24 | 111.0°F (2010) | 72.0°F (2008) | 0.32 in (2017) |
| August 25 | 108.0°F (2011) | 70.0°F (2010) | 0.67 in (2010) |
| August 26 | 109.9°F (2023) | 51.1°F (2024) | 0.35 in (2020) |
| August 27 | 107.1°F (2011) | 69.1°F (2010) | 1.00 in (2019) |
| August 28 | 111.0°F (2023) | 70.0°F (2025) | 0.62 in (2017) |
| August 29 | 109.9°F (2011) | 64.0°F (2009) | 0.50 in (2025) |
| August 30 | 108.0°F (2020) | 64.0°F (2006) | 0.55 in (2021) |
| August 31 | 107.1°F (2011) | 64.9°F (2009) | 0.36 in (2025) |