October weather in Oreana, IL
The average temperature in Oreana in October is 55.2°F (44.4°F–66.1°F). Average precipitation: 3.18 inches.
October is a fall month in Oreana, and is warmer than the annual average of 53.1°F. Daily temperatures swing about 21.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 55m. For travel, October is a comfortable month to visit.
Avg High
66.1°F
Avg Low
44.4°F
Precipitation
3.18 in
Daylight
10h 55m
October records in Oreana
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 90.0°F (2019) | 33.1°F (2003) | 0.49 in (2009) |
| October 2 | 90.0°F (2006) | 25.0°F (2003) | 1.80 in (2014) |
| October 3 | 91.0°F (2006) | 32.0°F (2004) | 1.13 in (2013) |
| October 4 | 89.1°F (2005) | 33.1°F (2020) | 0.77 in (2017) |
| October 5 | 91.0°F (2007) | 30.0°F (2004) | 1.22 in (2023) |
| October 6 | 91.9°F (2007) | 33.1°F (2001) | 0.65 in (2009) |
| October 7 | 93.0°F (2007) | 30.0°F (2001) | 0.79 in (2008) |
| October 8 | 93.0°F (2007) | 30.2°F (2012) | 1.85 in (2009) |
| October 9 | 86.0°F (2010) | 36.0°F (2022) | 0.47 in (2009) |
| October 10 | 86.0°F (2021) | 33.1°F (2009) | 1.23 in (2017) |
| October 11 | 82.9°F (2008) | 34.0°F (2006) | 0.98 in (2001) |
| October 12 | 87.1°F (2024) | 31.1°F (2006) | 1.05 in (2004) |
| October 13 | 79.0°F (2008) | 30.9°F (2002) | 1.31 in (2014) |
| October 14 | 84.9°F (2017) | 25.0°F (2002) | 0.63 in (2021) |
| October 15 | 82.0°F (2007) | 28.2°F (2006) | 1.14 in (2007) |
| October 16 | 78.1°F (2025) | 29.1°F (2018) | 1.89 in (2006) |
| October 17 | 84.9°F (2016) | 31.1°F (2024) | 0.57 in (2007) |
| October 18 | 82.0°F (2007) | 29.1°F (2018) | 1.58 in (2004) |
| October 19 | 78.1°F (2003) | 29.1°F (2022) | 0.39 in (2011) |
| October 20 | 82.9°F (2003) | 30.0°F (2002) | 1.46 in (2005) |
| October 21 | 82.9°F (2015) | 23.2°F (2018) | 0.17 in (2019) |
| October 22 | 82.0°F (2015) | 30.2°F (2013) | 1.25 in (2009) |
| October 23 | 80.1°F (2010) | 32.0°F (2006) | 1.15 in (2008) |
| October 24 | 79.0°F (2012) | 26.2°F (2018) | 2.49 in (2021) |
| October 25 | 79.0°F (2012) | 26.2°F (2013) | 1.95 in (2022) |
| October 26 | 73.9°F (2010) | 32.0°F (2017) | 0.84 in (2018) |
| October 27 | 78.1°F (2014) | 29.1°F (2013) | 0.87 in (2015) |
| October 28 | 73.0°F (2024) | 26.2°F (2013) | 0.76 in (2021) |
| October 29 | 82.9°F (2024) | 27.1°F (2017) | 0.58 in (2009) |
| October 30 | 81.0°F (2024) | 29.1°F (2008) | 1.56 in (2009) |
| October 31 | 73.0°F (2008) | 25.2°F (2023) | 1.65 in (2013) |