August weather in Gretna, LA
The average temperature in Gretna in August is °F (°F–°F). Average precipitation: 6.26 inches.
August is a summer month in Gretna, and is cooler than the annual average of 0°F. Expect about 9 days with precipitation. Daylight averages about 13h 5m.
Avg High
°F
Avg Low
°F
Precipitation
6.26 in
Daylight
13h 5m
August records in Gretna
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 1.35 in (1989) |
| August 2 | — | — | 0.89 in (1988) |
| August 3 | — | — | 1.42 in (2003) |
| August 4 | — | — | 1.08 in (1985) |
| August 5 | — | — | 0.71 in (1987) |
| August 6 | — | — | 0.93 in (1997) |
| August 7 | — | — | 1.20 in (1988) |
| August 8 | — | — | 1.60 in (1985) |
| August 9 | — | — | 2.40 in (1999) |
| August 10 | — | — | 0.93 in (2000) |
| August 11 | — | — | 0.82 in (1992) |
| August 12 | — | — | 0.79 in (1996) |
| August 13 | — | — | 1.00 in (1998) |
| August 14 | — | — | 2.50 in (2001) |
| August 15 | — | — | 2.23 in (1987) |
| August 16 | — | — | 4.18 in (1985) |
| August 17 | — | — | 0.68 in (2001) |
| August 18 | — | — | 0.22 in (1991) |
| August 19 | — | — | 2.60 in (1989) |
| August 20 | — | — | 0.71 in (1988) |
| August 21 | — | — | 0.78 in (2000) |
| August 22 | — | — | 1.54 in (1998) |
| August 23 | — | — | 1.38 in (2002) |
| August 24 | — | — | 1.70 in (2002) |
| August 25 | — | — | 0.57 in (1996) |
| August 26 | — | — | 4.50 in (1992) |
| August 27 | — | — | 1.69 in (1992) |
| August 28 | — | — | 2.51 in (1991) |
| August 29 | — | — | 1.39 in (1986) |
| August 30 | — | — | 1.07 in (1996) |
| August 31 | — | — | 0.95 in (1986) |