August weather in Muncie, IN
The average temperature in Muncie in August is 73.7°F (63.4°F–84.1°F). Average precipitation: 3.38 inches.
August is a summer month in Muncie, and is warmer than the annual average of 53.6°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 36m. For travel, August is a comfortable month to visit.
Avg High
84.1°F
Avg Low
63.4°F
Precipitation
3.38 in
Daylight
13h 36m
August records in Muncie
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (1999) | 48.0°F (1992) | 1.04 in (1970) |
| August 2 | 95.0°F (1988) | 48.0°F (1999) | 1.16 in (2003) |
| August 3 | 98.1°F (1988) | 48.9°F (2025) | 1.46 in (2000) |
| August 4 | 96.1°F (2002) | 52.0°F (2013) | 1.87 in (2010) |
| August 5 | 93.0°F (1982) | 44.1°F (1993) | 1.36 in (2008) |
| August 6 | 91.9°F (2007) | 48.9°F (1994) | 0.77 in (2025) |
| August 7 | 93.9°F (1968) | 46.9°F (1993) | 1.62 in (1980) |
| August 8 | 95.0°F (2007) | 46.9°F (1989) | 0.94 in (2011) |
| August 9 | 93.0°F (1998) | 46.0°F (1994) | 1.55 in (2023) |
| August 10 | 91.9°F (1995) | 46.0°F (1972) | 3.49 in (1969) |
| August 11 | 91.9°F (1988) | 48.9°F (1991) | 2.41 in (2005) |
| August 12 | 95.0°F (1995) | 48.9°F (1971) | 1.72 in (1977) |
| August 13 | 93.9°F (1988) | 50.0°F (2004) | 2.45 in (2016) |
| August 14 | 93.9°F (1995) | 45.0°F (2013) | 1.16 in (1973) |
| August 15 | 95.0°F (1995) | 43.0°F (2014) | 1.00 in (2018) |
| August 16 | 96.1°F (1988) | 46.9°F (1963) | 0.78 in (1969) |
| August 17 | 98.1°F (1988) | 50.0°F (1992) | 1.24 in (1991) |
| August 18 | 99.0°F (1988) | 44.1°F (1963) | 1.79 in (1990) |
| August 19 | 93.0°F (1988) | 51.1°F (1977) | 1.62 in (1991) |
| August 20 | 97.0°F (1983) | 48.0°F (1992) | 2.92 in (1990) |
| August 21 | 98.1°F (1983) | 46.9°F (2024) | 3.96 in (2014) |
| August 22 | 97.0°F (1983) | 46.9°F (2024) | 1.21 in (2014) |
| August 23 | 93.0°F (1968) | 48.0°F (1987) | 0.92 in (2001) |
| August 24 | 93.9°F (1968) | 43.0°F (1987) | 0.82 in (1996) |
| August 25 | 93.9°F (1998) | 46.9°F (1984) | 0.44 in (2016) |
| August 26 | 93.9°F (1983) | 48.0°F (2025) | 1.63 in (2006) |
| August 27 | 95.0°F (2003) | 45.0°F (2025) | 1.80 in (1967) |
| August 28 | 93.9°F (2003) | 41.0°F (1986) | 2.60 in (1978) |
| August 29 | 93.9°F (2003) | 39.0°F (1986) | 1.68 in (1989) |
| August 30 | 97.0°F (2024) | 44.1°F (1986) | 2.26 in (2005) |
| August 31 | 93.9°F (1995) | 43.0°F (2025) | 1.15 in (1981) |