August weather in Slater, IA
The average temperature in Slater in August is 70.8°F (59.9°F–81.8°F). Average precipitation: 4.73 inches.
August is a summer month in Slater, and is warmer than the annual average of 48°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 42m. For travel, August is a comfortable month to visit.
Avg High
81.8°F
Avg Low
59.9°F
Precipitation
4.73 in
Daylight
13h 42m
August records in Slater
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (2006) | 52.0°F (2019) | 1.75 in (1994) |
| August 2 | 97.0°F (2001) | 50.0°F (2009) | 0.33 in (2006) |
| August 3 | 93.0°F (1997) | 51.1°F (2009) | 1.10 in (2010) |
| August 4 | 95.0°F (2008) | 48.0°F (2017) | 0.92 in (2004) |
| August 5 | 91.9°F (2024) | 48.0°F (2020) | 2.02 in (2002) |
| August 6 | 91.9°F (2001) | 48.9°F (2004) | 1.03 in (2023) |
| August 7 | 96.1°F (2022) | 48.9°F (2004) | 1.28 in (1999) |
| August 8 | 93.9°F (2001) | 52.0°F (2017) | 3.13 in (1987) |
| August 9 | 93.0°F (2025) | 50.0°F (2024) | 5.03 in (2010) |
| August 10 | 95.0°F (2005) | 48.0°F (2024) | 2.75 in (1979) |
| August 11 | 90.0°F (2021) | 48.9°F (2024) | 4.31 in (2010) |
| August 12 | 99.0°F (2016) | 46.9°F (2004) | 3.38 in (2016) |
| August 13 | 93.9°F (2016) | 46.9°F (2004) | 1.09 in (1987) |
| August 14 | 91.0°F (2007) | 46.9°F (2004) | 2.53 in (1986) |
| August 15 | 91.0°F (2000) | 44.1°F (2004) | 1.42 in (1998) |
| August 16 | 91.9°F (2025) | 44.1°F (2004) | 1.97 in (1993) |
| August 17 | 95.0°F (2003) | 46.9°F (2012) | 1.28 in (1980) |
| August 18 | 97.0°F (2025) | 44.1°F (2012) | 1.00 in (1999) |
| August 19 | 93.9°F (2003) | 44.1°F (2012) | 2.40 in (2015) |
| August 20 | 91.0°F (2023) | 46.9°F (2004) | 3.89 in (1979) |
| August 21 | 97.0°F (2003) | 46.9°F (2012) | 1.14 in (1998) |
| August 22 | 93.0°F (1998) | 46.9°F (2012) | 1.87 in (1978) |
| August 23 | 95.0°F (2023) | 48.9°F (2009) | 3.18 in (1985) |
| August 24 | 97.0°F (2023) | 48.9°F (2009) | 0.89 in (2007) |
| August 25 | 99.0°F (2003) | 48.9°F (2015) | 0.75 in (1987) |
| August 26 | 99.0°F (2003) | 46.9°F (2015) | 3.44 in (1987) |
| August 27 | 97.0°F (2013) | 46.9°F (2015) | 2.50 in (1978) |
| August 28 | 96.1°F (2013) | 53.1°F (2011) | 1.92 in (2006) |
| August 29 | 97.0°F (2013) | 52.0°F (2008) | 1.84 in (2014) |
| August 30 | 95.0°F (2013) | 46.9°F (2009) | 1.12 in (1982) |
| August 31 | 100.0°F (2013) | 46.9°F (2009) | 2.06 in (2025) |