August weather in Fort Wayne, IN
The average temperature in Fort Wayne in August is 71.6°F (61.2°F–82.0°F). Average precipitation: 3.80 inches.
August is a summer month in Fort Wayne, and is warmer than the annual average of 50.9°F. Daily temperatures swing about 20.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 39m. For travel, August is a comfortable month to visit.
Avg High
82.0°F
Avg Low
61.2°F
Precipitation
3.80 in
Daylight
13h 39m
August records in Fort Wayne
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (1953) | 48.9°F (1952) | 1.55 in (1955) |
| August 2 | 98.1°F (1964) | 46.9°F (1965) | 3.59 in (2013) |
| August 3 | 97.0°F (1944) | 42.1°F (1965) | 1.30 in (1975) |
| August 4 | 95.0°F (1941) | 48.9°F (1966) | 2.34 in (1998) |
| August 5 | 99.0°F (1947) | 48.9°F (1957) | 1.58 in (1961) |
| August 6 | 100.0°F (1947) | 46.9°F (1994) | 1.61 in (1955) |
| August 7 | 91.9°F (1964) | 46.9°F (1989) | 1.78 in (1942) |
| August 8 | 96.1°F (1941) | 46.9°F (1975) | 1.61 in (1991) |
| August 9 | 93.0°F (1944) | 48.0°F (1964) | 3.88 in (1957) |
| August 10 | 95.0°F (1944) | 44.1°F (1972) | 1.40 in (1977) |
| August 11 | 99.0°F (1941) | 46.0°F (1967) | 1.85 in (2014) |
| August 12 | 95.0°F (1995) | 46.0°F (1967) | 1.48 in (1997) |
| August 13 | 97.0°F (1995) | 46.0°F (1967) | 1.23 in (1943) |
| August 14 | 95.0°F (1947) | 41.0°F (1964) | 1.80 in (1985) |
| August 15 | 95.0°F (1965) | 43.0°F (1962) | 0.96 in (1985) |
| August 16 | 95.0°F (1965) | 46.0°F (2004) | 1.48 in (1997) |
| August 17 | 98.1°F (1988) | 48.0°F (1976) | 3.24 in (2009) |
| August 18 | 95.0°F (1947) | 46.0°F (1963) | 1.90 in (2019) |
| August 19 | 99.0°F (1983) | 48.0°F (1964) | 1.16 in (1961) |
| August 20 | 100.9°F (1962) | 48.0°F (1949) | 3.40 in (2007) |
| August 21 | 99.0°F (1983) | 42.1°F (1940) | 2.20 in (1966) |
| August 22 | 95.0°F (1947) | 46.9°F (2024) | 2.33 in (2014) |
| August 23 | 93.9°F (1954) | 46.0°F (1952) | 1.15 in (1988) |
| August 24 | 95.0°F (1947) | 44.1°F (1987) | 1.61 in (1999) |
| August 25 | 95.0°F (1948) | 44.1°F (1944) | 1.36 in (2018) |
| August 26 | 96.1°F (1948) | 46.0°F (1945) | 2.41 in (1987) |
| August 27 | 96.1°F (1948) | 42.1°F (2025) | 1.19 in (1978) |
| August 28 | 95.0°F (1948) | 42.1°F (1986) | 1.78 in (1949) |
| August 29 | 95.0°F (1948) | 37.9°F (1965) | 2.06 in (2017) |
| August 30 | 93.9°F (1953) | 41.0°F (1946) | 0.77 in (2016) |
| August 31 | 98.1°F (1951) | 45.0°F (2009) | 1.17 in (1950) |