January weather in Buffalo, SD
The average temperature in Buffalo in January is 21.2°F (10.7°F–31.6°F). Average precipitation: 0.31 inches.
January is a winter month in Buffalo, and is cooler than the annual average of 45.5°F. Daily temperatures swing about 20.9°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 8h 53m. For travel, January is cold.
Avg High
31.6°F
Avg Low
10.7°F
Precipitation
0.31 in
Daylight
8h 53m
January records in Buffalo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 48.9°F (2021) | -23.8°F (2018) | 0.12 in (2006) |
| January 2 | 51.1°F (2007) | -9.0°F (1999) | 0.08 in (2010) |
| January 3 | 57.0°F (2003) | -16.8°F (2017) | 0.01 in (2009) |
| January 4 | 59.0°F (2026) | -17.0°F (1999) | 0.37 in (2025) |
| January 5 | 59.0°F (2012) | -18.9°F (2004) | 0.19 in (2015) |
| January 6 | 52.0°F (2003) | -17.9°F (2022) | 0.06 in (2015) |
| January 7 | 61.0°F (2003) | -17.9°F (2010) | 0.08 in (2009) |
| January 8 | 64.9°F (2002) | -18.8°F (2010) | 0.11 in (2011) |
| January 9 | 55.9°F (2012) | -9.8°F (2010) | 0.17 in (2011) |
| January 10 | 57.9°F (2007) | -13.9°F (2011) | 0.20 in (2010) |
| January 11 | 53.1°F (2026) | -10.8°F (2011) | 0.04 in (1999) |
| January 12 | 57.0°F (2026) | -23.8°F (2024) | 0.07 in (2002) |
| January 13 | 55.0°F (2021) | -30.8°F (2024) | 0.18 in (2018) |
| January 14 | 55.0°F (2006) | -27.8°F (2024) | 0.11 in (2000) |
| January 15 | 48.0°F (2006) | -20.0°F (2005) | 0.22 in (2003) |
| January 16 | 51.1°F (2015) | -17.9°F (2018) | 0.03 in (2012) |
| January 17 | 51.1°F (2022) | -11.7°F (2016) | 0.05 in (2021) |
| January 18 | 54.0°F (2005) | -17.0°F (2025) | 0.12 in (2024) |
| January 19 | 61.0°F (2005) | -18.9°F (2025) | 0.09 in (2012) |
| January 20 | 59.0°F (2005) | -20.9°F (2025) | 0.12 in (2012) |
| January 21 | 54.0°F (2020) | -16.8°F (2008) | 0.20 in (2019) |
| January 22 | 46.9°F (2009) | -16.1°F (2003) | 0.30 in (2011) |
| January 23 | 62.1°F (2005) | -20.9°F (2026) | 0.02 in (2011) |
| January 24 | 64.9°F (2005) | -14.1°F (2026) | 0.07 in (2022) |
| January 25 | 61.0°F (2007) | -18.0°F (2026) | 0.04 in (2022) |
| January 26 | 63.0°F (2015) | -6.0°F (2004) | 0.04 in (2023) |
| January 27 | 69.1°F (2015) | -15.0°F (2004) | 0.05 in (2023) |
| January 28 | 60.1°F (2024) | -16.1°F (2004) | 0.13 in (2002) |
| January 29 | 57.9°F (2024) | -18.9°F (2004) | 0.17 in (2014) |
| January 30 | 66.0°F (2024) | -15.9°F (2023) | 0.06 in (2011) |
| January 31 | 66.0°F (2024) | -17.9°F (2011) | 0.07 in (2015) |