August weather in Tiffin, IA
The average temperature in Tiffin in August is 73.5°F (63.3°F–83.8°F). Average precipitation: 3.94 inches.
August is a summer month in Tiffin, and is warmer than the annual average of 51°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 41m. For travel, August is a comfortable month to visit.
Avg High
83.8°F
Avg Low
63.3°F
Precipitation
3.94 in
Daylight
13h 41m
August records in Tiffin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (2012) | 54.0°F (1997) | 0.04 in (1995) |
| August 2 | 98.1°F (2011) | 53.1°F (1950) | 0.51 in (2022) |
| August 3 | 99.0°F (2005) | 52.0°F (1950) | 1.21 in (2010) |
| August 4 | 93.0°F (2008) | 53.1°F (2017) | 1.80 in (2012) |
| August 5 | 93.9°F (2018) | 48.9°F (1948) | 0.81 in (2002) |
| August 6 | 96.1°F (2022) | 48.0°F (1948) | 0.79 in (2000) |
| August 7 | 95.0°F (2012) | 50.0°F (1997) | 1.19 in (2009) |
| August 8 | 95.0°F (2005) | 50.0°F (1997) | 1.46 in (2007) |
| August 9 | 100.0°F (2005) | 52.0°F (2024) | 1.31 in (2015) |
| August 10 | 93.0°F (2005) | 51.1°F (2024) | 1.36 in (1950) |
| August 11 | 91.9°F (1995) | 50.0°F (2004) | 2.62 in (2016) |
| August 12 | 93.9°F (1995) | 48.9°F (2004) | 0.62 in (1999) |
| August 13 | 93.0°F (1995) | 48.9°F (2004) | 1.09 in (2010) |
| August 14 | 90.0°F (2000) | 43.0°F (2004) | 0.43 in (2024) |
| August 15 | 93.0°F (2003) | 44.1°F (2004) | 2.11 in (2024) |
| August 16 | 96.1°F (2003) | 46.9°F (2004) | 1.72 in (1997) |
| August 17 | 91.9°F (2003) | 52.0°F (2012) | 1.70 in (1998) |
| August 18 | 95.0°F (2005) | 46.9°F (2002) | 1.04 in (2019) |
| August 19 | 93.9°F (2005) | 48.0°F (1950) | 1.26 in (2007) |
| August 20 | 100.9°F (2003) | 39.9°F (1950) | 1.86 in (2019) |
| August 21 | 93.0°F (1998) | 44.1°F (1950) | 0.76 in (2017) |
| August 22 | 93.0°F (2023) | 48.9°F (1949) | 1.29 in (2007) |
| August 23 | 100.0°F (2023) | 45.0°F (1952) | 3.34 in (2002) |
| August 24 | 100.0°F (2023) | 43.0°F (1952) | 1.22 in (2018) |
| August 25 | 98.1°F (2003) | 48.0°F (1952) | 1.04 in (1951) |
| August 26 | 98.1°F (2003) | 48.9°F (2025) | 1.26 in (2009) |
| August 27 | 97.0°F (2013) | 50.0°F (2025) | 1.59 in (2009) |
| August 28 | 96.1°F (2013) | 55.0°F (1949) | 2.34 in (2018) |
| August 29 | 96.1°F (1948) | 51.1°F (2004) | 0.54 in (2024) |
| August 30 | 100.9°F (2013) | 50.0°F (2009) | 1.34 in (1997) |
| August 31 | 98.1°F (2000) | 45.0°F (1949) | 1.02 in (2010) |