July weather in Mount Vernon, TX
The average temperature in Mount Vernon in July is 83.5°F (72.8°F–94.3°F). Average precipitation: 3.18 inches.
July is a summer month in Mount Vernon, and is warmer than the annual average of 64.6°F. Daily temperatures swing about 21.5°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 13h 60m. For travel, July is hot.
Avg High
94.3°F
Avg Low
72.8°F
Precipitation
3.18 in
Daylight
13h 60m
July records in Mount Vernon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 102.0°F (2011) | 62.1°F (2013) | 4.90 in (1967) |
| July 2 | 102.0°F (1998) | 61.0°F (2013) | 0.98 in (1976) |
| July 3 | 102.9°F (2011) | 57.9°F (2013) | 2.15 in (1992) |
| July 4 | 102.0°F (1996) | 59.0°F (2013) | 2.11 in (1978) |
| July 5 | 102.9°F (2011) | 57.9°F (1968) | 3.36 in (2005) |
| July 6 | 102.0°F (2022) | 57.0°F (1972) | 1.33 in (2017) |
| July 7 | 102.9°F (1971) | 57.9°F (1972) | 1.74 in (1979) |
| July 8 | 102.9°F (1996) | 59.0°F (1983) | 0.41 in (1979) |
| July 9 | 107.1°F (2011) | 60.1°F (2006) | 3.54 in (2024) |
| July 10 | 106.0°F (2022) | 64.9°F (2024) | 0.71 in (2007) |
| July 11 | 102.9°F (1998) | 64.9°F (2024) | 1.79 in (2021) |
| July 12 | 104.0°F (1969) | 64.9°F (1974) | 3.25 in (1988) |
| July 13 | 102.9°F (1998) | 61.0°F (1990) | 3.45 in (1988) |
| July 14 | 105.1°F (2011) | 60.1°F (1967) | 1.29 in (2025) |
| July 15 | 105.1°F (2011) | 55.9°F (1967) | 2.64 in (1994) |
| July 16 | 104.0°F (1978) | 57.0°F (2007) | 0.87 in (2005) |
| July 17 | 106.0°F (1998) | 60.1°F (2014) | 2.11 in (1992) |
| July 18 | 106.0°F (1998) | 48.9°F (2007) | 4.39 in (2014) |
| July 19 | 105.1°F (2006) | 61.0°F (2014) | 1.21 in (1976) |
| July 20 | 108.0°F (2006) | 64.9°F (1979) | 1.24 in (2021) |
| July 21 | 108.0°F (2006) | 63.0°F (1970) | 1.57 in (1985) |
| July 22 | 109.0°F (2018) | 57.0°F (1970) | 1.41 in (1966) |
| July 23 | 106.0°F (2018) | 59.0°F (1970) | 6.10 in (1990) |
| July 24 | 104.0°F (1974) | 57.9°F (2009) | 1.38 in (1971) |
| July 25 | 107.1°F (2011) | 61.0°F (2009) | 1.30 in (1971) |
| July 26 | 105.1°F (2011) | 61.0°F (2019) | 3.33 in (1971) |
| July 27 | 104.0°F (1998) | 60.1°F (2004) | 1.69 in (1996) |
| July 28 | 105.1°F (1998) | 60.1°F (2007) | 2.35 in (1992) |
| July 29 | 105.1°F (1998) | 62.1°F (1994) | 2.49 in (1992) |
| July 30 | 107.1°F (2012) | 60.1°F (1984) | 1.47 in (2007) |
| July 31 | 106.0°F (1986) | 55.0°F (2005) | 4.10 in (1996) |