October weather in South Lyon, MI
The average temperature in South Lyon in October is 50.1°F (39.8°F–60.3°F). Average precipitation: 2.80 inches.
October is a fall month in South Lyon, and is warmer than the annual average of 47.1°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Daylight averages about 10h 49m. For travel, October is a comfortable month to visit.
Avg High
60.3°F
Avg Low
39.8°F
Precipitation
2.80 in
Daylight
10h 49m
October records in South Lyon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 81.0°F (2025) | 30.9°F (2009) | 0.89 in (2007) |
| October 2 | 82.0°F (2019) | 30.9°F (2009) | 0.80 in (2018) |
| October 3 | 82.0°F (2019) | 34.0°F (2011) | 0.93 in (2019) |
| October 4 | 84.9°F (2023) | 30.0°F (2008) | 0.60 in (2014) |
| October 5 | 86.0°F (2025) | 32.0°F (2008) | 1.51 in (2013) |
| October 6 | 84.9°F (2007) | 37.0°F (2020) | 0.89 in (2023) |
| October 7 | 88.0°F (2007) | 36.0°F (2012) | 0.44 in (2017) |
| October 8 | 87.1°F (2007) | 28.9°F (2012) | 0.45 in (2025) |
| October 9 | 82.9°F (2018) | 28.0°F (2012) | 0.25 in (2009) |
| October 10 | 84.9°F (2018) | 34.0°F (2025) | 0.70 in (2009) |
| October 11 | 81.0°F (2010) | 28.0°F (2009) | 0.70 in (2017) |
| October 12 | 80.1°F (2010) | 28.0°F (2009) | 0.87 in (2017) |
| October 13 | 81.0°F (2008) | 28.9°F (2012) | 0.99 in (2024) |
| October 14 | 79.0°F (2008) | 30.9°F (2009) | 0.95 in (2012) |
| October 15 | 79.0°F (2021) | 32.0°F (2019) | 0.85 in (2023) |
| October 16 | 70.0°F (2013) | 28.0°F (2018) | 0.77 in (2021) |
| October 17 | 70.0°F (2007) | 27.0°F (2015) | 0.36 in (2016) |
| October 18 | 79.0°F (2016) | 25.0°F (2018) | 0.47 in (2012) |
| October 19 | 75.0°F (2016) | 25.0°F (2018) | 1.41 in (2025) |
| October 20 | 70.0°F (2016) | 30.0°F (2008) | 1.40 in (2011) |
| October 21 | 79.0°F (2007) | 30.0°F (2022) | 0.62 in (2016) |
| October 22 | 79.0°F (2024) | 27.0°F (2008) | 0.45 in (2007) |
| October 23 | 77.0°F (2017) | 26.1°F (2008) | 0.59 in (2012) |
| October 24 | 75.0°F (2020) | 28.9°F (2014) | 0.74 in (2017) |
| October 25 | 77.0°F (2012) | 26.1°F (2018) | 1.50 in (2024) |
| October 26 | 75.9°F (2012) | 26.1°F (2018) | 0.67 in (2021) |
| October 27 | 70.0°F (2023) | 28.0°F (2024) | 1.24 in (2019) |
| October 28 | 75.0°F (2023) | 28.9°F (2011) | 0.62 in (2015) |
| October 29 | 64.0°F (2019) | 28.0°F (2011) | 0.37 in (2015) |
| October 30 | 75.9°F (2024) | 23.0°F (2008) | 0.64 in (2021) |
| October 31 | 75.9°F (2024) | 24.1°F (2008) | 0.70 in (2013) |