October weather in Salem, SD
The average temperature in Salem in October is 46.6°F (34.5°F–58.8°F). Average precipitation: 2.20 inches.
October is a fall month in Salem, and is warmer than the annual average of 44.4°F. Daily temperatures swing about 24.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 46m. For travel, October is cool.
Avg High
58.8°F
Avg Low
34.5°F
Precipitation
2.20 in
Daylight
10h 46m
October records in Salem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 89.1°F (2023) | 33.1°F (2024) | 0.44 in (2021) |
| October 2 | 91.9°F (2023) | 30.0°F (2020) | 1.18 in (2017) |
| October 3 | 90.0°F (2023) | 33.1°F (2020) | 0.74 in (2017) |
| October 4 | 90.0°F (2025) | 26.1°F (2014) | 1.24 in (2016) |
| October 5 | 90.0°F (2025) | 21.9°F (2012) | 0.84 in (2009) |
| October 6 | 84.0°F (2020) | 17.1°F (2012) | 0.62 in (2016) |
| October 7 | 82.0°F (2011) | 16.0°F (2012) | 2.18 in (2008) |
| October 8 | 86.0°F (2010) | 27.0°F (2023) | 0.38 in (2011) |
| October 9 | 82.9°F (2020) | 24.1°F (2009) | 0.26 in (2018) |
| October 10 | 84.0°F (2015) | 19.0°F (2012) | 1.41 in (2018) |
| October 11 | 91.0°F (2015) | 17.1°F (2009) | 0.11 in (2019) |
| October 12 | 82.0°F (2022) | 23.0°F (2012) | 0.48 in (2023) |
| October 13 | 81.0°F (2025) | 23.0°F (2009) | 1.52 in (2023) |
| October 14 | 75.0°F (2016) | 24.1°F (2019) | 0.64 in (2013) |
| October 15 | 73.0°F (2012) | 21.0°F (2018) | 1.91 in (2013) |
| October 16 | 75.0°F (2017) | 21.0°F (2018) | 0.08 in (2013) |
| October 17 | 79.0°F (2017) | 14.0°F (2022) | 1.03 in (2025) |
| October 18 | 75.0°F (2021) | 8.1°F (2022) | 0.95 in (2012) |
| October 19 | 79.0°F (2015) | 8.1°F (2022) | 0.15 in (2012) |
| October 20 | 77.0°F (2017) | 21.0°F (2022) | 0.53 in (2021) |
| October 21 | 82.0°F (2024) | 26.1°F (2011) | 0.58 in (2009) |
| October 22 | 82.9°F (2024) | 25.0°F (2025) | 0.50 in (2008) |
| October 23 | 79.0°F (2022) | 24.1°F (2013) | 1.57 in (2008) |
| October 24 | 82.9°F (2022) | 10.9°F (2020) | 0.17 in (2021) |
| October 25 | 68.0°F (2014) | 16.0°F (2020) | 0.45 in (2012) |
| October 26 | 66.9°F (2014) | 6.1°F (2020) | 1.08 in (2010) |
| October 27 | 64.0°F (2019) | 5.0°F (2020) | 1.10 in (2021) |
| October 28 | 77.0°F (2016) | 7.0°F (2020) | 0.30 in (2022) |
| October 29 | 73.0°F (2024) | 15.1°F (2023) | 0.68 in (2013) |
| October 30 | 69.1°F (2022) | 10.9°F (2023) | 1.73 in (2009) |
| October 31 | 66.9°F (2016) | 10.0°F (2017) | 0.29 in (2024) |