August weather in Dearborn, MI
The average temperature in Dearborn in August is 71.3°F (60.8°F–81.8°F). Average precipitation: 3.23 inches.
August is a summer month in Dearborn, and is warmer than the annual average of 49.5°F. Daily temperatures swing about 21°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 43m. For travel, August is a comfortable month to visit.
Avg High
81.8°F
Avg Low
60.8°F
Precipitation
3.23 in
Daylight
13h 43m
August records in Dearborn
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (1975) | 48.0°F (1990) | 3.20 in (2018) |
| August 2 | 98.1°F (1988) | 51.1°F (1959) | 1.38 in (2020) |
| August 3 | 100.0°F (1988) | 46.9°F (1965) | 1.25 in (2004) |
| August 4 | 97.0°F (1988) | 48.0°F (1978) | 2.79 in (1956) |
| August 5 | 95.0°F (1955) | 46.9°F (1993) | 0.95 in (1961) |
| August 6 | 96.1°F (2001) | 45.0°F (1994) | 2.32 in (1998) |
| August 7 | 98.1°F (2001) | 48.0°F (1989) | 1.41 in (1955) |
| August 8 | 99.0°F (2001) | 44.1°F (1989) | 0.70 in (1978) |
| August 9 | 102.0°F (2001) | 46.0°F (1964) | 1.50 in (2009) |
| August 10 | 93.9°F (1971) | 48.0°F (1965) | 1.19 in (2021) |
| August 11 | 95.0°F (2016) | 46.9°F (1967) | 2.02 in (1964) |
| August 12 | 93.0°F (1988) | 46.0°F (1979) | 6.16 in (2014) |
| August 13 | 96.1°F (1988) | 48.9°F (1982) | 1.96 in (1990) |
| August 14 | 96.1°F (1965) | 45.0°F (1964) | 1.74 in (1976) |
| August 15 | 98.1°F (1965) | 46.0°F (1964) | 1.00 in (2023) |
| August 16 | 98.1°F (1965) | 44.1°F (1979) | 2.19 in (2016) |
| August 17 | 93.0°F (1987) | 46.0°F (1981) | 1.43 in (1974) |
| August 18 | 100.0°F (1988) | 45.0°F (1981) | 1.12 in (1973) |
| August 19 | 95.0°F (1955) | 46.0°F (1957) | 1.57 in (1984) |
| August 20 | 93.0°F (1955) | 44.1°F (1977) | 1.64 in (1991) |
| August 21 | 98.1°F (1955) | 48.0°F (1992) | 1.71 in (2007) |
| August 22 | 95.0°F (1968) | 46.9°F (2004) | 1.41 in (1980) |
| August 23 | 96.1°F (1968) | 46.0°F (1952) | 1.20 in (2000) |
| August 24 | 95.0°F (1968) | 43.0°F (1987) | 1.10 in (2023) |
| August 25 | 95.0°F (1968) | 48.0°F (1984) | 1.29 in (2021) |
| August 26 | 95.0°F (1953) | 48.9°F (2017) | 0.97 in (1999) |
| August 27 | 97.0°F (1973) | 48.0°F (2025) | 1.94 in (1987) |
| August 28 | 98.1°F (1973) | 42.1°F (1986) | 2.73 in (2020) |
| August 29 | 98.1°F (1973) | 39.9°F (1982) | 1.83 in (2017) |
| August 30 | 96.1°F (1953) | 43.0°F (1976) | 1.52 in (1975) |
| August 31 | 95.0°F (1953) | 44.1°F (2009) | 0.85 in (2013) |