August weather in Cannon Falls, MN
The average temperature in Cannon Falls in August is 70.1°F (60.1°F–80.2°F). Average precipitation: 4.45 inches.
August is a summer month in Cannon Falls, and is warmer than the annual average of 45.5°F. Daily temperatures swing about 20.1°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 52m. For travel, August is a comfortable month to visit.
Avg High
80.2°F
Avg Low
60.1°F
Precipitation
4.45 in
Daylight
13h 52m
August records in Cannon Falls
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.0°F (2006) | 52.0°F (1992) | 1.23 in (2024) |
| August 2 | 91.9°F (2007) | 48.0°F (1971) | 2.65 in (2006) |
| August 3 | 91.0°F (2007) | 46.9°F (1971) | 3.60 in (1956) |
| August 4 | 93.0°F (2010) | 48.0°F (1971) | 2.55 in (2002) |
| August 5 | 93.0°F (2001) | 48.9°F (1994) | 1.39 in (1955) |
| August 6 | 95.0°F (2001) | 48.9°F (1994) | 1.36 in (2024) |
| August 7 | 95.0°F (2001) | 51.1°F (2004) | 1.30 in (1984) |
| August 8 | 98.1°F (2001) | 54.0°F (1993) | 2.10 in (1980) |
| August 9 | 91.9°F (2001) | 52.0°F (1994) | 2.65 in (1987) |
| August 10 | 93.0°F (2010) | 52.0°F (1994) | 1.65 in (1994) |
| August 11 | 91.9°F (2007) | 50.0°F (2004) | 2.75 in (2016) |
| August 12 | 91.9°F (2010) | 50.0°F (2004) | 1.25 in (2007) |
| August 13 | 91.9°F (1971) | 51.1°F (2004) | 1.97 in (2010) |
| August 14 | 91.0°F (2018) | 46.9°F (1992) | 2.28 in (1986) |
| August 15 | 91.9°F (2015) | 46.0°F (1979) | 0.96 in (2024) |
| August 16 | 93.0°F (2003) | 46.0°F (1992) | 1.95 in (2025) |
| August 17 | 93.0°F (2003) | 51.1°F (2004) | 2.01 in (2017) |
| August 18 | 89.1°F (2003) | 50.0°F (2012) | 1.90 in (2014) |
| August 19 | 90.0°F (1995) | 44.1°F (2004) | 2.68 in (2007) |
| August 20 | 90.0°F (2021) | 44.1°F (2004) | 2.03 in (2009) |
| August 21 | 93.0°F (2003) | 41.0°F (2004) | 1.80 in (2002) |
| August 22 | 93.9°F (1971) | 41.0°F (2004) | 1.10 in (2002) |
| August 23 | 96.1°F (2023) | 51.1°F (2009) | 2.05 in (1998) |
| August 24 | 97.0°F (2023) | 51.1°F (2008) | 1.15 in (2021) |
| August 25 | 97.0°F (2003) | 48.9°F (2008) | 1.97 in (2006) |
| August 26 | 96.1°F (2013) | 48.0°F (2008) | 1.81 in (1960) |
| August 27 | 97.0°F (2013) | 46.0°F (1971) | 1.24 in (1949) |
| August 28 | 95.0°F (2013) | 45.0°F (1971) | 1.60 in (2022) |
| August 29 | 91.0°F (1991) | 46.0°F (1992) | 2.01 in (1950) |
| August 30 | 95.0°F (2013) | 50.0°F (2009) | 1.82 in (2014) |
| August 31 | 96.1°F (2012) | 44.1°F (2009) | 2.11 in (1962) |