August weather in Gretna, FL
The average temperature in Gretna in August is 81.2°F (71.5°F–90.8°F). Average precipitation: 6.05 inches.
August is a summer month in Gretna, and is warmer than the annual average of 67.4°F. Daily temperatures swing about 19.3°F between overnight low and afternoon high. Daylight averages about 13h 7m. For travel, August is a wet month.
Avg High
90.8°F
Avg Low
71.5°F
Precipitation
6.05 in
Daylight
13h 7m
August records in Gretna
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.0°F (1999) | 0.0°F (1997) | 1.80 in (1969) |
| August 2 | 99.0°F (2010) | 53.1°F (1997) | 2.93 in (2011) |
| August 3 | 98.1°F (1978) | 64.0°F (1997) | 1.77 in (1993) |
| August 4 | 97.0°F (2020) | 64.0°F (1997) | 2.16 in (1994) |
| August 5 | 97.0°F (2011) | 0.0°F (1997) | 0.95 in (1973) |
| August 6 | 96.1°F (1989) | 0.0°F (1997) | 3.20 in (2018) |
| August 7 | 97.0°F (1990) | 0.0°F (1997) | 2.10 in (2017) |
| August 8 | 97.0°F (2007) | 0.0°F (1997) | 1.78 in (2022) |
| August 9 | 98.1°F (1968) | 60.1°F (2002) | 1.48 in (1970) |
| August 10 | 97.0°F (2007) | 66.9°F (1977) | 1.68 in (2005) |
| August 11 | 96.1°F (1987) | 62.1°F (2008) | 2.23 in (2004) |
| August 12 | 97.0°F (2019) | 64.0°F (2002) | 2.70 in (2024) |
| August 13 | 99.0°F (1999) | 64.0°F (1997) | 2.55 in (2008) |
| August 14 | 97.0°F (1999) | 0.0°F (1997) | 2.00 in (1987) |
| August 15 | 97.0°F (1990) | 62.1°F (1997) | 4.65 in (1987) |
| August 16 | 100.0°F (1995) | 66.0°F (1979) | 4.61 in (1994) |
| August 17 | 97.0°F (1990) | 30.9°F (1997) | 2.01 in (2021) |
| August 18 | 100.9°F (1981) | 34.0°F (1997) | 1.25 in (2015) |
| August 19 | 98.1°F (2000) | 0.0°F (1997) | 4.20 in (2019) |
| August 20 | 98.1°F (1990) | 0.0°F (1997) | 2.12 in (1978) |
| August 21 | 97.0°F (1972) | 63.0°F (1991) | 2.08 in (1975) |
| August 22 | 97.0°F (1980) | 64.0°F (1973) | 0.98 in (1968) |
| August 23 | 98.1°F (2007) | 63.0°F (1973) | 0.89 in (1969) |
| August 24 | 97.0°F (1968) | 60.1°F (1987) | 1.22 in (2016) |
| August 25 | 97.0°F (1968) | 61.0°F (2009) | 1.76 in (2025) |
| August 26 | 97.0°F (1987) | 63.0°F (1969) | 1.30 in (2022) |
| August 27 | 96.1°F (1989) | 0.0°F (1999) | 0.91 in (1977) |
| August 28 | 97.0°F (1998) | 39.9°F (1997) | 1.73 in (1979) |
| August 29 | 97.0°F (1998) | 62.1°F (1968) | 1.98 in (1986) |
| August 30 | 98.1°F (2011) | 39.9°F (1997) | 3.65 in (1986) |
| August 31 | 98.1°F (2011) | 60.1°F (1992) | 2.72 in (1976) |