October weather in Pasadena, CA
The average temperature in Pasadena in October is 69.7°F (56.3°F–83.0°F). Average precipitation: 0.84 inches.
October is a fall month in Pasadena, and is warmer than the annual average of 66°F. Daily temperatures swing about 26.7°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 11h 7m. For travel, October is a comfortable month to visit.
Avg High
83.0°F
Avg Low
56.3°F
Precipitation
0.84 in
Daylight
11h 7m
October records in Pasadena
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 107.1°F (2020) | 44.1°F (1894) | 1.45 in (1916) |
| October 2 | 107.1°F (2020) | 45.0°F (1911) | 1.50 in (1986) |
| October 3 | 104.0°F (1987) | 41.0°F (1911) | 0.34 in (1912) |
| October 4 | 105.1°F (1987) | 42.1°F (1916) | 0.59 in (1956) |
| October 5 | 104.0°F (2020) | 39.9°F (1911) | 1.62 in (2011) |
| October 6 | 102.0°F (1971) | 37.9°F (1913) | 0.61 in (1916) |
| October 7 | 100.9°F (1996) | 39.9°F (1912) | 0.40 in (1939) |
| October 8 | 100.0°F (1910) | 39.9°F (1912) | 0.05 in (1974) |
| October 9 | 104.0°F (1991) | 41.0°F (1915) | 0.15 in (1930) |
| October 10 | 106.0°F (1991) | 39.0°F (1912) | 0.60 in (1916) |
| October 11 | 108.0°F (1991) | 37.9°F (1924) | 0.51 in (1957) |
| October 12 | 104.0°F (1950) | 39.9°F (1915) | 0.37 in (1941) |
| October 13 | 106.0°F (1950) | 37.9°F (1928) | 0.56 in (2007) |
| October 14 | 100.9°F (1961) | 39.0°F (1928) | 2.10 in (2025) |
| October 15 | 102.0°F (1961) | 42.1°F (1915) | 0.25 in (1935) |
| October 16 | 102.0°F (1958) | 39.0°F (1915) | 0.55 in (1963) |
| October 17 | 100.9°F (1958) | 41.0°F (1938) | 3.26 in (1934) |
| October 18 | 100.0°F (1940) | 39.9°F (1908) | 0.77 in (1934) |
| October 19 | 100.9°F (1940) | 39.0°F (1917) | 0.29 in (1920) |
| October 20 | 99.0°F (1929) | 36.0°F (1920) | 5.14 in (2004) |
| October 21 | 100.9°F (2003) | 37.0°F (1920) | 0.42 in (1957) |
| October 22 | 100.0°F (2003) | 39.9°F (1920) | 0.82 in (1987) |
| October 23 | 98.1°F (1909) | 39.9°F (1911) | 1.44 in (1976) |
| October 24 | 104.0°F (2017) | 37.9°F (1916) | 0.60 in (1919) |
| October 25 | 104.0°F (2017) | 39.9°F (1921) | 1.10 in (2021) |
| October 26 | 100.0°F (2017) | 37.9°F (1919) | 0.62 in (1940) |
| October 27 | 95.0°F (1965) | 36.0°F (1919) | 2.91 in (2004) |
| October 28 | 98.1°F (2025) | 36.0°F (1919) | 0.89 in (1942) |
| October 29 | 96.1°F (2025) | 37.0°F (1919) | 0.88 in (1924) |
| October 30 | 97.0°F (1939) | 36.0°F (1922) | 1.45 in (1992) |
| October 31 | 98.1°F (1918) | 36.0°F (1919) | 1.12 in (1987) |