October weather in Raritan, IL
The average temperature in Raritan in October is 53.2°F (42.2°F–64.2°F). Average precipitation: 3.10 inches.
October is a fall month in Raritan, and is warmer than the annual average of 50.8°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 53m. For travel, October is a comfortable month to visit.
Avg High
64.2°F
Avg Low
42.2°F
Precipitation
3.10 in
Daylight
10h 53m
October records in Raritan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.9°F (2023) | 28.0°F (1920) | 3.86 in (1927) |
| October 2 | 93.0°F (1953) | 25.0°F (1974) | 2.04 in (1941) |
| October 3 | 95.0°F (2006) | 25.0°F (1974) | 4.74 in (1986) |
| October 4 | 96.1°F (2006) | 25.0°F (1935) | 2.60 in (1973) |
| October 5 | 89.1°F (1912) | 26.1°F (1988) | 2.11 in (1954) |
| October 6 | 93.9°F (1963) | 21.9°F (1952) | 2.75 in (1941) |
| October 7 | 93.9°F (1939) | 24.1°F (1952) | 2.75 in (1900) |
| October 8 | 90.0°F (2007) | 24.1°F (2000) | 1.61 in (2004) |
| October 9 | 90.0°F (2007) | 19.9°F (1915) | 1.35 in (1941) |
| October 10 | 88.0°F (1930) | 25.0°F (1925) | 2.08 in (1969) |
| October 11 | 89.1°F (1962) | 19.9°F (1906) | 2.82 in (1969) |
| October 12 | 89.1°F (1962) | 23.0°F (1905) | 1.72 in (1969) |
| October 13 | 91.0°F (1899) | 17.1°F (1917) | 1.76 in (1966) |
| October 14 | 87.1°F (1938) | 23.0°F (1909) | 1.67 in (2014) |
| October 15 | 91.0°F (1963) | 26.1°F (1937) | 1.67 in (2017) |
| October 16 | 86.0°F (1950) | 27.0°F (1977) | 0.60 in (1898) |
| October 17 | 88.0°F (1950) | 24.1°F (1943) | 1.06 in (1946) |
| October 18 | 90.0°F (2016) | 21.9°F (1948) | 1.72 in (2007) |
| October 19 | 86.0°F (1950) | 19.9°F (1972) | 1.50 in (1985) |
| October 20 | 87.1°F (1963) | 19.9°F (1960) | 1.80 in (1962) |
| October 21 | 87.1°F (1979) | 21.9°F (1930) | 2.98 in (1943) |
| October 22 | 86.0°F (1900) | 24.1°F (1982) | 1.81 in (2009) |
| October 23 | 84.9°F (1899) | 18.0°F (1895) | 2.03 in (2004) |
| October 24 | 82.0°F (1927) | 18.0°F (1981) | 1.08 in (1918) |
| October 25 | 84.0°F (1939) | 21.9°F (1968) | 1.16 in (2023) |
| October 26 | 87.1°F (1940) | 18.0°F (1942) | 2.02 in (1939) |
| October 27 | 84.9°F (1927) | 19.0°F (1988) | 2.55 in (1918) |
| October 28 | 88.0°F (1900) | 10.0°F (1925) | 0.62 in (2015) |
| October 29 | 84.0°F (1937) | 12.9°F (1925) | 1.36 in (2009) |
| October 30 | 88.0°F (1950) | 1.0°F (1925) | 1.02 in (1967) |
| October 31 | 86.0°F (1950) | 10.9°F (1925) | 1.95 in (2013) |