October weather in La Mesa, CA
The average temperature in La Mesa in October is 68.3°F (55.6°F–81.0°F). Average precipitation: 0.54 inches.
October is a fall month in La Mesa, and is warmer than the annual average of 65.1°F. Daily temperatures swing about 25.4°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 11h 10m. For travel, October is a comfortable month to visit.
Avg High
81.0°F
Avg Low
55.6°F
Precipitation
0.54 in
Daylight
11h 10m
October records in La Mesa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 102.9°F (2012) | 46.0°F (1982) | 0.10 in (1990) |
| October 2 | 100.9°F (2020) | 48.0°F (1982) | 0.03 in (1983) |
| October 3 | 102.9°F (1987) | 50.0°F (1982) | 0.00 in (1980) |
| October 4 | 105.1°F (1987) | 48.0°F (2002) | 0.06 in (2018) |
| October 5 | 100.0°F (2020) | 48.0°F (2019) | 0.71 in (2021) |
| October 6 | 97.0°F (2017) | 48.0°F (1994) | 0.44 in (2011) |
| October 7 | 100.9°F (2008) | 48.0°F (2011) | 0.20 in (2010) |
| October 8 | 98.1°F (2008) | 48.9°F (2011) | 0.15 in (2021) |
| October 9 | 102.9°F (2015) | 48.9°F (1982) | 0.03 in (2025) |
| October 10 | 106.0°F (1991) | 48.0°F (1982) | 1.90 in (1986) |
| October 11 | 100.0°F (1991) | 46.0°F (1982) | 0.60 in (1987) |
| October 12 | 104.0°F (2011) | 44.1°F (2008) | 0.26 in (2012) |
| October 13 | 102.0°F (2020) | 44.1°F (2021) | 0.48 in (2018) |
| October 14 | 100.0°F (1997) | 42.1°F (1981) | 0.34 in (2025) |
| October 15 | 99.0°F (1997) | 45.0°F (2008) | 0.10 in (2022) |
| October 16 | 100.9°F (2017) | 44.1°F (1981) | 0.09 in (1993) |
| October 17 | 102.0°F (2012) | 45.0°F (1980) | 0.01 in (2014) |
| October 18 | 96.1°F (1989) | 43.0°F (1980) | 0.30 in (2004) |
| October 19 | 93.9°F (1999) | 43.0°F (1980) | 1.25 in (2004) |
| October 20 | 99.0°F (2003) | 46.0°F (1980) | 1.70 in (2004) |
| October 21 | 102.0°F (2003) | 46.9°F (1980) | 0.24 in (1989) |
| October 22 | 100.0°F (2003) | 30.0°F (2011) | 0.10 in (2010) |
| October 23 | 104.0°F (2017) | 35.1°F (2011) | 0.07 in (2022) |
| October 24 | 105.1°F (2017) | 39.9°F (2011) | 0.12 in (1991) |
| October 25 | 102.0°F (2017) | 45.0°F (1996) | 0.15 in (2016) |
| October 26 | 95.0°F (1990) | 44.1°F (1995) | 0.50 in (1996) |
| October 27 | 99.0°F (2008) | 41.0°F (1996) | 1.80 in (2004) |
| October 28 | 100.0°F (2008) | 42.1°F (1982) | 0.75 in (2000) |
| October 29 | 100.0°F (2008) | 41.0°F (2009) | 0.30 in (1987) |
| October 30 | 91.9°F (1999) | 39.9°F (1989) | 0.40 in (2000) |
| October 31 | 91.9°F (1999) | 36.0°F (2019) | 0.40 in (1996) |