October weather in Kennewick, WA
The average temperature in Kennewick in October is 54.5°F (43.1°F–65.9°F). Average precipitation: 0.67 inches.
October is a fall month in Kennewick, and is cooler than the annual average of 55.1°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 10h 39m. For travel, October is a comfortable month to visit.
Avg High
65.9°F
Avg Low
43.1°F
Precipitation
0.67 in
Daylight
10h 39m
October records in Kennewick
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 88.0°F (1943) | 26.1°F (1954) | 0.94 in (2005) |
| October 2 | 89.1°F (1943) | 28.9°F (1921) | 1.18 in (1957) |
| October 3 | 84.9°F (1910) | 30.9°F (1921) | 0.58 in (1927) |
| October 4 | 88.0°F (1917) | 30.0°F (1898) | 0.35 in (2009) |
| October 5 | 89.1°F (1980) | 30.0°F (1974) | 0.51 in (1950) |
| October 6 | 86.0°F (1907) | 27.0°F (1974) | 0.57 in (1923) |
| October 7 | 88.0°F (1943) | 28.0°F (1974) | 0.53 in (1905) |
| October 8 | 88.0°F (1910) | 28.9°F (1921) | 0.32 in (1950) |
| October 9 | 86.0°F (1934) | 24.1°F (1921) | 0.57 in (2018) |
| October 10 | 84.0°F (1934) | 25.0°F (1985) | 0.57 in (2016) |
| October 11 | 86.0°F (2015) | 28.0°F (2009) | 0.50 in (1906) |
| October 12 | 82.9°F (1945) | 25.0°F (1985) | 0.38 in (1932) |
| October 13 | 84.9°F (1895) | 23.0°F (1928) | 0.70 in (1908) |
| October 14 | 84.0°F (1895) | 21.9°F (1899) | 0.60 in (1980) |
| October 15 | 81.0°F (1916) | 25.0°F (1897) | 0.24 in (1918) |
| October 16 | 81.0°F (1911) | 23.0°F (1946) | 0.31 in (1947) |
| October 17 | 82.0°F (1940) | 26.1°F (1938) | 0.34 in (1908) |
| October 18 | 87.1°F (1940) | 24.1°F (1917) | 0.34 in (1953) |
| October 19 | 80.1°F (1940) | 21.9°F (1949) | 0.85 in (1899) |
| October 20 | 84.0°F (1907) | 21.0°F (1911) | 0.90 in (1947) |
| October 21 | 80.1°F (1942) | 23.0°F (1905) | 0.64 in (1954) |
| October 22 | 81.0°F (1942) | 24.1°F (1981) | 0.69 in (2022) |
| October 23 | 80.1°F (1944) | 21.9°F (1935) | 0.53 in (1982) |
| October 24 | 77.0°F (1924) | 26.1°F (1935) | 0.48 in (1943) |
| October 25 | 81.0°F (1955) | 17.1°F (1919) | 0.37 in (2021) |
| October 26 | 77.0°F (1937) | 24.1°F (1895) | 0.24 in (2025) |
| October 27 | 75.9°F (1937) | 17.1°F (1911) | 0.50 in (1947) |
| October 28 | 75.0°F (1915) | 17.1°F (1911) | 0.41 in (1999) |
| October 29 | 73.0°F (1921) | 17.1°F (1971) | 1.21 in (1982) |
| October 30 | 73.0°F (1967) | 14.0°F (1935) | 0.38 in (1937) |
| October 31 | 75.0°F (1967) | 14.0°F (1935) | 0.90 in (2016) |