July weather in St. Martinville, LA
The average temperature in St. Martinville in July is 81.2°F (72.8°F–89.7°F). Average precipitation: 6.56 inches.
July is a summer month in St. Martinville, and is warmer than the annual average of 67.8°F. Daily temperatures swing about 16.9°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 13h 46m. For travel, July is a wet month.
Avg High
89.7°F
Avg Low
72.8°F
Precipitation
6.56 in
Daylight
13h 46m
July records in St. Martinville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 95.0°F (2009) | 66.2°F (2013) | 1.58 in (2007) |
| July 2 | 97.2°F (2009) | 65.5°F (2008) | 1.12 in (2005) |
| July 3 | 95.9°F (2009) | 66.9°F (2013) | 0.66 in (2007) |
| July 4 | 95.5°F (2009) | 67.5°F (2013) | 0.74 in (2006) |
| July 5 | 95.0°F (2009) | 66.0°F (2014) | 2.07 in (2023) |
| July 6 | 94.8°F (2009) | 64.0°F (2014) | 3.37 in (2010) |
| July 7 | 95.2°F (2019) | 68.2°F (2014) | 2.78 in (2009) |
| July 8 | 93.4°F (2019) | 68.0°F (2014) | 2.11 in (2005) |
| July 9 | 94.5°F (2022) | 70.0°F (2014) | 0.90 in (2006) |
| July 10 | 93.4°F (2020) | 69.1°F (2004) | 1.05 in (2017) |
| July 11 | 93.9°F (2020) | 71.1°F (2005) | 0.75 in (2019) |
| July 12 | 94.3°F (2013) | 70.0°F (2018) | 0.24 in (2012) |
| July 13 | 94.3°F (2023) | 68.5°F (2013) | 1.73 in (2019) |
| July 14 | 93.6°F (2023) | 68.0°F (2012) | 5.63 in (2019) |
| July 15 | 94.8°F (2023) | 70.5°F (2013) | 0.98 in (2005) |
| July 16 | 95.0°F (2023) | 67.3°F (2008) | 1.15 in (2021) |
| July 17 | 93.0°F (2023) | 64.4°F (2014) | 5.17 in (2025) |
| July 18 | 93.9°F (2015) | 70.0°F (2008) | 5.14 in (2014) |
| July 19 | 94.6°F (2015) | 68.5°F (2009) | 3.11 in (2019) |
| July 20 | 95.2°F (2015) | 67.1°F (2004) | 1.78 in (2012) |
| July 21 | 95.7°F (2023) | 71.2°F (2006) | 0.93 in (2012) |
| July 22 | 95.5°F (2023) | 70.5°F (2007) | 0.92 in (2003) |
| July 23 | 95.2°F (2018) | 66.9°F (2007) | 1.95 in (2006) |
| July 24 | 94.8°F (2015) | 65.8°F (2007) | 0.86 in (2003) |
| July 25 | 95.5°F (2015) | 64.4°F (2019) | 2.56 in (2014) |
| July 26 | 95.2°F (2023) | 68.7°F (2019) | 0.89 in (2024) |
| July 27 | 96.4°F (2008) | 71.1°F (2004) | 1.61 in (2022) |
| July 28 | 96.6°F (2008) | 69.3°F (2004) | 4.80 in (2020) |
| July 29 | 96.3°F (2015) | 70.5°F (2014) | 1.09 in (2021) |
| July 30 | 97.9°F (2015) | 68.0°F (2014) | 0.87 in (2022) |
| July 31 | 99.3°F (2023) | 66.7°F (2014) | 1.31 in (2007) |