October weather in Mesa, AZ
The average temperature in Mesa in October is 74.3°F (59.1°F–89.5°F). Average precipitation: 0.56 inches.
October is a fall month in Mesa, and is warmer than the annual average of 72.3°F. Daily temperatures swing about 30.4°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 11h 9m. For travel, October is hot.
Avg High
89.5°F
Avg Low
59.1°F
Precipitation
0.56 in
Daylight
11h 9m
October records in Mesa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 111.9°F (2024) | 52.0°F (2009) | 0.29 in (2018) |
| October 2 | 108.0°F (2024) | 52.0°F (2009) | 0.57 in (2018) |
| October 3 | 106.0°F (2024) | 46.0°F (2002) | 0.09 in (2005) |
| October 4 | 108.0°F (2024) | 46.9°F (2002) | 0.07 in (2007) |
| October 5 | 109.0°F (2024) | 48.9°F (2002) | 0.28 in (2021) |
| October 6 | 109.0°F (2024) | 52.0°F (2009) | 0.53 in (2010) |
| October 7 | 109.0°F (2024) | 46.9°F (2011) | 0.36 in (2018) |
| October 8 | 107.1°F (2024) | 46.0°F (2011) | 0.36 in (2014) |
| October 9 | 104.0°F (2024) | 52.0°F (2009) | 0.14 in (2014) |
| October 10 | 105.1°F (2024) | 52.0°F (2011) | 0.22 in (2003) |
| October 11 | 105.1°F (2024) | 46.9°F (2008) | 1.02 in (2025) |
| October 12 | 102.9°F (2024) | 43.0°F (2008) | 3.22 in (2025) |
| October 13 | 102.0°F (2024) | 39.0°F (2008) | 1.12 in (2018) |
| October 14 | 100.9°F (2010) | 46.0°F (2021) | 0.18 in (2025) |
| October 15 | 100.9°F (2011) | 48.9°F (2013) | 0.43 in (2022) |
| October 16 | 104.0°F (2023) | 50.0°F (2013) | 0.91 in (2022) |
| October 17 | 105.1°F (2009) | 46.9°F (2013) | 0.38 in (2002) |
| October 18 | 104.0°F (2003) | 50.0°F (2006) | 0.18 in (2005) |
| October 19 | 102.0°F (2023) | 48.9°F (2013) | 0.08 in (2024) |
| October 20 | 102.0°F (2003) | 46.9°F (2006) | 0.00 in (2002) |
| October 21 | 102.0°F (2003) | 48.9°F (2013) | 0.44 in (2004) |
| October 22 | 102.9°F (2003) | 48.0°F (2004) | 0.00 in (2002) |
| October 23 | 99.0°F (2003) | 44.1°F (2004) | 0.00 in (2002) |
| October 24 | 100.0°F (2017) | 48.0°F (2004) | 0.00 in (2002) |
| October 25 | 97.0°F (2017) | 43.0°F (2022) | 0.00 in (2002) |
| October 26 | 98.1°F (2024) | 43.0°F (2022) | 0.02 in (2011) |
| October 27 | 100.9°F (2016) | 44.1°F (2020) | 0.37 in (2002) |
| October 28 | 100.9°F (2007) | 39.0°F (2020) | 0.61 in (2004) |
| October 29 | 96.1°F (2007) | 35.1°F (2009) | 0.04 in (2015) |
| October 30 | 95.0°F (2008) | 37.0°F (2009) | 0.03 in (2015) |
| October 31 | 93.9°F (2008) | 42.1°F (2009) | 0.00 in (2002) |