October weather in West Richland, WA
The average temperature in West Richland in October is 53.0°F (41.7°F–64.3°F). Average precipitation: 0.54 inches.
October is a fall month in West Richland, and is cooler than the annual average of 53.6°F. Daily temperatures swing about 22.6°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 38m. For travel, October is a comfortable month to visit.
Avg High
64.3°F
Avg Low
41.7°F
Precipitation
0.54 in
Daylight
10h 38m
October records in West Richland
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 87.1°F (1970) | 30.0°F (1950) | 0.35 in (2000) |
| October 2 | 86.0°F (1991) | 30.0°F (1954) | 0.95 in (1957) |
| October 3 | 89.1°F (1958) | 34.0°F (1999) | 0.70 in (1951) |
| October 4 | 91.0°F (2020) | 33.1°F (1973) | 0.17 in (1950) |
| October 5 | 88.0°F (1980) | 33.1°F (1973) | 0.49 in (1950) |
| October 6 | 93.0°F (2020) | 32.0°F (1944) | 0.12 in (2018) |
| October 7 | 88.0°F (2020) | 30.0°F (1970) | 0.33 in (1985) |
| October 8 | 88.0°F (2020) | 28.0°F (1985) | 0.18 in (1962) |
| October 9 | 84.9°F (1945) | 28.0°F (1985) | 0.41 in (2016) |
| October 10 | 84.9°F (1945) | 27.0°F (2019) | 0.32 in (1947) |
| October 11 | 84.9°F (1945) | 26.1°F (2009) | 0.34 in (1959) |
| October 12 | 84.9°F (1952) | 28.9°F (2002) | 0.20 in (1966) |
| October 13 | 88.0°F (1976) | 28.9°F (1970) | 0.30 in (2009) |
| October 14 | 84.0°F (1945) | 23.0°F (1969) | 0.40 in (1962) |
| October 15 | 81.0°F (1959) | 24.1°F (1969) | 0.26 in (1950) |
| October 16 | 80.1°F (1961) | 24.1°F (1946) | 0.34 in (1947) |
| October 17 | 80.1°F (2003) | 25.0°F (1949) | 0.10 in (1996) |
| October 18 | 78.1°F (1963) | 21.9°F (1969) | 0.15 in (1950) |
| October 19 | 77.0°F (1973) | 21.9°F (1949) | 0.68 in (1979) |
| October 20 | 78.1°F (1973) | 21.9°F (1949) | 0.72 in (1947) |
| October 21 | 84.9°F (2003) | 23.0°F (1949) | 0.44 in (1954) |
| October 22 | 79.0°F (1959) | 19.9°F (1984) | 0.34 in (2022) |
| October 23 | 79.0°F (1944) | 25.0°F (1984) | 0.40 in (1982) |
| October 24 | 80.1°F (1945) | 28.0°F (1958) | 0.30 in (2021) |
| October 25 | 78.1°F (1977) | 25.0°F (2002) | 0.29 in (1980) |
| October 26 | 80.1°F (1955) | 24.1°F (2002) | 0.30 in (1991) |
| October 27 | 72.0°F (1944) | 19.0°F (1970) | 0.39 in (1999) |
| October 28 | 75.9°F (2003) | 19.9°F (1948) | 0.22 in (1996) |
| October 29 | 71.1°F (2012) | 18.0°F (1971) | 1.10 in (1982) |
| October 30 | 73.9°F (1967) | 16.0°F (2019) | 0.54 in (1997) |
| October 31 | 75.0°F (1967) | 12.9°F (2002) | 0.65 in (1994) |