October weather in Clayton, CA
The average temperature in Clayton in October is 62.9°F (54.0°F–71.7°F). Average precipitation: 1.19 inches.
October is a fall month in Clayton, and is warmer than the annual average of 58.4°F. Daily temperatures swing about 17.7°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 10h 59m. For travel, October is one of the best months of the year to visit.
Avg High
71.7°F
Avg Low
54.0°F
Precipitation
1.19 in
Daylight
10h 59m
October records in Clayton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 96.1°F (2001) | 39.9°F (1971) | 0.68 in (1983) |
| October 2 | 99.0°F (2001) | 42.1°F (1973) | 0.63 in (1976) |
| October 3 | 100.0°F (2024) | 39.9°F (2005) | 0.47 in (1981) |
| October 4 | 96.1°F (1964) | 37.0°F (2007) | 0.40 in (2011) |
| October 5 | 95.0°F (1964) | 34.0°F (2007) | 0.90 in (1994) |
| October 6 | 93.9°F (2024) | 34.0°F (2007) | 0.31 in (1960) |
| October 7 | 93.9°F (2024) | 41.0°F (2004) | 0.46 in (1973) |
| October 8 | 98.1°F (1996) | 36.0°F (1954) | 0.22 in (1973) |
| October 9 | 96.1°F (1996) | 39.0°F (1985) | 0.98 in (1997) |
| October 10 | 93.0°F (1971) | 39.0°F (1998) | 1.25 in (1957) |
| October 11 | 96.1°F (1991) | 37.0°F (2007) | 0.91 in (1984) |
| October 12 | 93.9°F (1971) | 37.9°F (2000) | 2.45 in (1962) |
| October 13 | 95.0°F (1971) | 37.9°F (2007) | 4.80 in (1962) |
| October 14 | 95.0°F (1971) | 39.9°F (1968) | 3.32 in (2009) |
| October 15 | 93.9°F (1991) | 39.0°F (1994) | 0.78 in (1972) |
| October 16 | 95.0°F (1961) | 37.0°F (2007) | 1.68 in (1969) |
| October 17 | 93.9°F (1961) | 35.1°F (1990) | 0.83 in (1984) |
| October 18 | 91.0°F (1974) | 39.0°F (1984) | 0.90 in (1979) |
| October 19 | 90.0°F (1991) | 30.0°F (1990) | 0.48 in (2004) |
| October 20 | 91.9°F (1964) | 35.1°F (1990) | 1.72 in (2004) |
| October 21 | 91.9°F (1964) | 36.0°F (1958) | 0.56 in (2021) |
| October 22 | 90.0°F (1964) | 37.9°F (2004) | 0.51 in (2021) |
| October 23 | 89.1°F (1964) | 37.9°F (1991) | 0.88 in (1973) |
| October 24 | 93.0°F (1959) | 37.9°F (1956) | 1.84 in (2021) |
| October 25 | 93.9°F (1965) | 37.9°F (2004) | 6.04 in (2021) |
| October 26 | 91.0°F (1965) | 39.0°F (2004) | 3.10 in (1991) |
| October 27 | 90.0°F (2003) | 34.0°F (2004) | 0.40 in (1956) |
| October 28 | 89.1°F (1965) | 30.9°F (1971) | 1.18 in (1981) |
| October 29 | 88.0°F (2003) | 33.1°F (1971) | 0.97 in (1964) |
| October 30 | 88.0°F (1966) | 33.1°F (1971) | 0.82 in (2016) |
| October 31 | 88.0°F (1965) | 36.0°F (1956) | 1.14 in (1956) |