October weather in San Leandro, CA
The average temperature in San Leandro in October is 63.5°F (53.5°F–73.5°F). Average precipitation: 0.81 inches.
October is a fall month in San Leandro, and is warmer than the annual average of 59.7°F. Daily temperatures swing about 20°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 10h 60m. For travel, October is one of the best months of the year to visit.
Avg High
73.5°F
Avg Low
53.5°F
Precipitation
0.81 in
Daylight
10h 60m
October records in San Leandro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 100.0°F (2024) | 46.9°F (2019) | 0.02 in (2007) |
| October 2 | 100.0°F (2024) | 46.9°F (2019) | 0.50 in (2025) |
| October 3 | 99.0°F (2024) | 46.9°F (2013) | 0.12 in (2008) |
| October 4 | 91.9°F (2014) | 46.9°F (2009) | 0.26 in (2006) |
| October 5 | 98.1°F (2024) | 46.0°F (2009) | 0.09 in (2006) |
| October 6 | 102.0°F (2024) | 45.0°F (2007) | 0.25 in (2011) |
| October 7 | 98.1°F (2024) | 46.9°F (2007) | 0.00 in (1998) |
| October 8 | 88.0°F (2002) | 48.9°F (2007) | 0.00 in (1998) |
| October 9 | 87.1°F (2016) | 48.9°F (2007) | 0.35 in (2007) |
| October 10 | 89.1°F (1999) | 48.9°F (1998) | 0.34 in (2007) |
| October 11 | 87.1°F (2004) | 46.0°F (2008) | 0.03 in (2011) |
| October 12 | 91.0°F (2001) | 45.0°F (2017) | 0.82 in (2007) |
| October 13 | 91.0°F (2015) | 46.0°F (2008) | 2.72 in (2009) |
| October 14 | 91.9°F (2001) | 46.9°F (2017) | 0.50 in (2016) |
| October 15 | 97.0°F (2020) | 48.9°F (2019) | 0.40 in (2016) |
| October 16 | 91.9°F (2020) | 48.0°F (1998) | 0.79 in (2016) |
| October 17 | 91.9°F (2020) | 48.9°F (2006) | 0.15 in (2007) |
| October 18 | 88.0°F (2012) | 45.0°F (2017) | 0.00 in (1998) |
| October 19 | 89.1°F (2023) | 46.0°F (2021) | 1.48 in (2004) |
| October 20 | 84.9°F (2020) | 48.9°F (2001) | 0.29 in (2021) |
| October 21 | 86.0°F (2020) | 46.9°F (2007) | 0.03 in (2012) |
| October 22 | 86.0°F (2008) | 50.0°F (2007) | 0.60 in (2021) |
| October 23 | 91.0°F (2017) | 45.0°F (2022) | 0.31 in (2021) |
| October 24 | 90.0°F (2019) | 46.9°F (2022) | 3.32 in (2021) |
| October 25 | 88.0°F (2003) | 48.0°F (1998) | 0.46 in (2021) |
| October 26 | 87.1°F (2003) | 45.0°F (2022) | 1.21 in (2000) |
| October 27 | 84.9°F (2003) | 44.1°F (2023) | 0.49 in (1999) |
| October 28 | 84.9°F (2003) | 44.1°F (2019) | 0.39 in (2000) |
| October 29 | 80.1°F (2014) | 44.1°F (2009) | 0.22 in (2000) |
| October 30 | 78.1°F (2011) | 44.1°F (2013) | 0.40 in (2001) |
| October 31 | 78.1°F (2015) | 43.0°F (2002) | 0.47 in (2003) |