October weather in Rock Island, WA

The average temperature in Rock Island in October is 50.7°F (40.9°F–60.5°F). Average precipitation: 0.62 inches.

October is a fall month in Rock Island, and is cooler than the annual average of 51.2°F. Daily temperatures swing about 19.6°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 10h 35m. For travel, October is a comfortable month to visit.

Avg High
60.5°F
Avg Low
40.9°F
Precipitation
0.62 in
Daylight
10h 35m

October records in Rock Island

Date Record High Record Low Record Precip
October 1 87.1°F (1992) 35.1°F (1983) 0.11 in (1966)
October 2 82.9°F (1988) 37.0°F (1961) 0.47 in (1967)
October 3 82.9°F (1988) 35.1°F (1968) 0.11 in (1962)
October 4 82.9°F (2020) 34.0°F (1981) 0.11 in (1996)
October 5 80.1°F (1971) 34.0°F (1974) 0.40 in (2011)
October 6 90.0°F (2014) 32.0°F (2000) 0.65 in (1985)
October 7 84.0°F (2014) 32.0°F (1990) 0.04 in (1961)
October 8 79.0°F (1965) 30.0°F (1985) 0.50 in (1997)
October 9 79.0°F (1988) 30.0°F (1985) 0.22 in (2016)
October 10 80.1°F (1988) 27.1°F (2019) 0.04 in (1962)
October 11 78.1°F (1988) 23.0°F (2009) 0.45 in (1962)
October 12 77.0°F (1979) 28.9°F (2009) 0.86 in (1962)
October 13 75.9°F (2015) 28.9°F (1969) 0.44 in (2016)
October 14 77.0°F (1961) 25.0°F (1969) 0.19 in (1968)
October 15 78.1°F (1991) 28.0°F (1969) 0.33 in (2016)
October 16 77.0°F (1963) 30.0°F (1989) 0.20 in (2003)
October 17 77.0°F (1960) 28.0°F (1984) 0.36 in (2004)
October 18 72.0°F (1960) 26.1°F (1982) 0.16 in (2007)
October 19 75.0°F (1981) 25.0°F (1984) 0.32 in (2025)
October 20 73.9°F (2023) 28.0°F (1982) 0.07 in (2003)
October 21 71.1°F (1972) 27.0°F (1984) 0.67 in (2017)
October 22 72.0°F (2003) 27.0°F (1984) 0.47 in (2012)
October 23 69.1°F (1992) 28.9°F (1980) 0.80 in (1989)
October 24 69.1°F (1992) 28.9°F (1983) 0.49 in (1979)
October 25 72.0°F (2019) 26.2°F (2020) 0.21 in (1991)
October 26 68.0°F (1992) 27.0°F (1978) 0.55 in (2016)
October 27 71.1°F (2003) 24.3°F (2020) 0.44 in (2018)
October 28 70.0°F (2003) 23.0°F (1971) 0.46 in (1982)
October 29 68.0°F (2012) 19.9°F (1971) 0.22 in (1992)
October 30 73.0°F (2015) 15.1°F (2002) 0.90 in (1997)
October 31 73.9°F (1967) 15.1°F (2002) 0.68 in (1973)

Other months in Rock Island