August weather in Donaldsonville, LA
The average temperature in Donaldsonville in August is 81.9°F (73.1°F–90.8°F). Average precipitation: 6.37 inches.
August is a summer month in Donaldsonville, and is warmer than the annual average of 68.2°F. Daily temperatures swing about 17.7°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 5m. For travel, August is a wet month.
Avg High
90.8°F
Avg Low
73.1°F
Precipitation
6.37 in
Daylight
13h 5m
August records in Donaldsonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.9°F (2023) | 60.1°F (1951) | 1.70 in (1956) |
| August 2 | 99.0°F (1945) | 64.0°F (1951) | 3.70 in (1983) |
| August 3 | 100.9°F (1915) | 64.9°F (1951) | 2.81 in (2023) |
| August 4 | 100.0°F (1951) | 66.0°F (1951) | 2.40 in (1939) |
| August 5 | 100.9°F (1951) | 62.1°F (1915) | 2.01 in (1975) |
| August 6 | 100.9°F (1927) | 64.9°F (1951) | 2.45 in (2010) |
| August 7 | 99.0°F (1931) | 64.9°F (1951) | 4.33 in (1940) |
| August 8 | 102.0°F (1935) | 63.0°F (1902) | 2.25 in (1952) |
| August 9 | 102.0°F (1935) | 60.1°F (1989) | 1.80 in (1934) |
| August 10 | 100.0°F (1962) | 61.0°F (1951) | 2.45 in (2006) |
| August 11 | 100.0°F (1962) | 61.0°F (1990) | 2.50 in (2000) |
| August 12 | 100.0°F (1962) | 62.1°F (1967) | 6.73 in (2016) |
| August 13 | 100.0°F (1948) | 61.0°F (1967) | 6.80 in (2016) |
| August 14 | 100.9°F (1951) | 61.0°F (2004) | 2.45 in (1965) |
| August 15 | 100.9°F (1951) | 61.0°F (2004) | 2.90 in (2013) |
| August 16 | 100.9°F (1927) | 62.1°F (2004) | 2.64 in (2024) |
| August 17 | 100.0°F (1902) | 64.0°F (2004) | 1.32 in (2006) |
| August 18 | 99.0°F (1942) | 64.9°F (1951) | 3.65 in (1945) |
| August 19 | 100.0°F (1909) | 64.9°F (1943) | 2.02 in (1917) |
| August 20 | 102.0°F (2023) | 64.0°F (1919) | 2.00 in (1963) |
| August 21 | 100.9°F (2023) | 64.0°F (1911) | 2.00 in (1905) |
| August 22 | 100.9°F (1926) | 60.1°F (1956) | 3.16 in (2025) |
| August 23 | 100.0°F (1926) | 60.1°F (1956) | 1.59 in (1977) |
| August 24 | 102.0°F (2023) | 63.0°F (1911) | 2.53 in (2002) |
| August 25 | 102.0°F (2023) | 62.1°F (1920) | 2.91 in (1958) |
| August 26 | 102.9°F (1905) | 64.9°F (1917) | 14.47 in (1926) |
| August 27 | 102.9°F (2023) | 60.1°F (1958) | 3.25 in (1928) |
| August 28 | 105.1°F (2023) | 62.1°F (1952) | 1.59 in (2023) |
| August 29 | 100.0°F (1951) | 62.1°F (1952) | 2.56 in (1916) |
| August 30 | 100.9°F (1951) | 62.1°F (1952) | 5.35 in (2012) |
| August 31 | 104.0°F (2000) | 61.0°F (1946) | 2.41 in (2014) |