October weather in New Boston, IL
The average temperature in New Boston in October is 53.8°F (43.3°F–64.3°F). Average precipitation: 2.86 inches.
October is a fall month in New Boston, and is warmer than the annual average of 51.2°F. Daily temperatures swing about 21°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 52m. For travel, October is a comfortable month to visit.
Avg High
64.3°F
Avg Low
43.3°F
Precipitation
2.86 in
Daylight
10h 52m
October records in New Boston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.9°F (2023) | 33.1°F (1946) | 1.20 in (1962) |
| October 2 | 91.9°F (2025) | 30.0°F (2003) | 1.14 in (2009) |
| October 3 | 90.0°F (2006) | 28.0°F (2003) | 2.10 in (2014) |
| October 4 | 91.9°F (1997) | 36.0°F (2010) | 0.90 in (2000) |
| October 5 | 84.9°F (2005) | 32.0°F (2004) | 1.75 in (1954) |
| October 6 | 87.1°F (2024) | 30.9°F (2004) | 1.62 in (1955) |
| October 7 | 87.1°F (2007) | 30.0°F (2000) | 2.51 in (1959) |
| October 8 | 88.0°F (2007) | 30.0°F (2000) | 1.44 in (2008) |
| October 9 | 84.9°F (2015) | 30.9°F (1945) | 1.11 in (1941) |
| October 10 | 87.1°F (2010) | 30.0°F (1947) | 2.20 in (1985) |
| October 11 | 82.9°F (2020) | 30.0°F (2009) | 2.49 in (1954) |
| October 12 | 84.9°F (2024) | 32.0°F (1944) | 0.50 in (1983) |
| October 13 | 91.0°F (2024) | 32.0°F (2006) | 2.78 in (1966) |
| October 14 | 84.0°F (1947) | 30.9°F (2009) | 1.35 in (2012) |
| October 15 | 82.9°F (1947) | 28.9°F (1945) | 2.10 in (2017) |
| October 16 | 84.0°F (1999) | 28.9°F (1945) | 0.77 in (1967) |
| October 17 | 82.9°F (2016) | 23.0°F (2004) | 1.75 in (1984) |
| October 18 | 91.9°F (2016) | 28.0°F (2004) | 2.34 in (1998) |
| October 19 | 78.1°F (1947) | 27.0°F (2022) | 2.25 in (1984) |
| October 20 | 80.1°F (1947) | 27.0°F (2022) | 2.10 in (1962) |
| October 21 | 81.0°F (1947) | 27.0°F (2022) | 1.82 in (1943) |
| October 22 | 82.0°F (1940) | 28.0°F (1997) | 1.12 in (1979) |
| October 23 | 81.0°F (2022) | 26.1°F (1997) | 2.20 in (2001) |
| October 24 | 75.0°F (2022) | 28.0°F (2006) | 1.10 in (1957) |
| October 25 | 79.0°F (2012) | 28.9°F (2025) | 1.65 in (2021) |
| October 26 | 82.0°F (1940) | 21.0°F (1942) | 0.65 in (1956) |
| October 27 | 81.0°F (1940) | 26.1°F (1997) | 1.30 in (2004) |
| October 28 | 75.9°F (1940) | 26.1°F (1997) | 1.47 in (2015) |
| October 29 | 78.1°F (1946) | 25.0°F (2017) | 1.39 in (1940) |
| October 30 | 82.0°F (2024) | 25.0°F (2017) | 1.93 in (2009) |
| October 31 | 82.0°F (2024) | 28.9°F (2019) | 1.90 in (1960) |