August weather in Rosiclare, IL
The average temperature in Rosiclare in August is 74.5°F (63.0°F–86.1°F). Average precipitation: 3.24 inches.
August is a summer month in Rosiclare, and is warmer than the annual average of 54.8°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 27m. For travel, August is a comfortable month to visit.
Avg High
86.1°F
Avg Low
63.0°F
Precipitation
3.24 in
Daylight
13h 27m
August records in Rosiclare
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1999) | 52.0°F (1971) | 2.50 in (1968) |
| August 2 | 100.0°F (1987) | 52.0°F (1992) | 1.15 in (2024) |
| August 3 | 100.9°F (1987) | 54.0°F (1976) | 2.36 in (2003) |
| August 4 | 102.9°F (2010) | 48.0°F (1986) | 1.50 in (1990) |
| August 5 | 104.0°F (2010) | 50.0°F (2017) | 2.45 in (1985) |
| August 6 | 98.1°F (2002) | 51.1°F (1994) | 1.43 in (2023) |
| August 7 | 99.0°F (1991) | 50.0°F (1997) | 2.02 in (1998) |
| August 8 | 99.0°F (1991) | 44.1°F (1989) | 1.43 in (1998) |
| August 9 | 100.0°F (2007) | 46.9°F (1989) | 5.54 in (1974) |
| August 10 | 99.0°F (2007) | 48.0°F (1989) | 0.73 in (1995) |
| August 11 | 100.0°F (2010) | 48.9°F (1989) | 1.23 in (1986) |
| August 12 | 100.9°F (2010) | 51.1°F (1989) | 0.62 in (2010) |
| August 13 | 100.0°F (1999) | 46.9°F (2004) | 1.63 in (1990) |
| August 14 | 98.1°F (1999) | 46.0°F (2004) | 2.05 in (1968) |
| August 15 | 100.9°F (1988) | 34.0°F (2011) | 1.24 in (1997) |
| August 16 | 102.0°F (2007) | 28.9°F (2011) | 1.75 in (1989) |
| August 17 | 104.0°F (2007) | 51.1°F (2004) | 1.23 in (2014) |
| August 18 | 99.0°F (1988) | 50.0°F (1976) | 1.95 in (2013) |
| August 19 | 99.0°F (1995) | 51.1°F (1987) | 0.99 in (2001) |
| August 20 | 97.0°F (1983) | 50.0°F (1987) | 1.38 in (1989) |
| August 21 | 98.1°F (1983) | 52.0°F (2012) | 0.97 in (1969) |
| August 22 | 98.1°F (1983) | 53.1°F (1997) | 1.44 in (1972) |
| August 23 | 99.0°F (2007) | 50.0°F (1997) | 1.25 in (1974) |
| August 24 | 100.0°F (2007) | 50.0°F (1997) | 6.14 in (1985) |
| August 25 | 100.0°F (2007) | 46.9°F (1985) | 1.55 in (1978) |
| August 26 | 97.0°F (1983) | 39.9°F (1985) | 0.88 in (2005) |
| August 27 | 98.1°F (1993) | 39.9°F (1985) | 1.18 in (1982) |
| August 28 | 98.1°F (1990) | 39.9°F (1985) | 2.46 in (2006) |
| August 29 | 99.0°F (2007) | 36.0°F (1986) | 2.15 in (1994) |
| August 30 | 98.1°F (2000) | 39.0°F (1986) | 1.78 in (2003) |
| August 31 | 97.0°F (1995) | 44.1°F (1988) | 3.18 in (2005) |