January weather in Edgemont, SD
The average temperature in Edgemont in January is 18.9°F (4.3°F–33.6°F). Average precipitation: 0.37 inches. Average snowfall is 5.0 inches.
January is a winter month in Edgemont, and is cooler than the annual average of 44.4°F. Daily temperatures swing about 29.3°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 8m. For travel, January is cold.
Avg High
33.6°F
Avg Low
4.3°F
Precipitation
0.37 in
Snow
5.0 in
January records in Edgemont
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 55.9°F (2026) | -22.0°F (2019) | 0.08 in (2012) |
| January 2 | 55.9°F (1998) | -25.1°F (2019) | 0.15 in (2023) |
| January 3 | 62.1°F (1998) | -25.1°F (2019) | 0.17 in (2004) |
| January 4 | 59.0°F (1990) | -18.0°F (1993) | 0.21 in (1997) |
| January 5 | 62.1°F (2026) | -24.0°F (2004) | 0.16 in (2005) |
| January 6 | 60.1°F (2012) | -20.0°F (2005) | 0.10 in (1987) |
| January 7 | 57.0°F (2003) | -31.0°F (1982) | 0.15 in (1999) |
| January 8 | 59.0°F (2003) | -20.9°F (2010) | 0.32 in (1992) |
| January 9 | 57.0°F (2009) | -23.1°F (1988) | 0.36 in (1993) |
| January 10 | 54.0°F (2012) | -22.0°F (1982) | 0.11 in (1993) |
| January 11 | 60.1°F (1990) | -22.0°F (1982) | 0.05 in (2024) |
| January 12 | 60.1°F (2006) | -22.0°F (2011) | 0.21 in (2005) |
| January 13 | 59.0°F (1996) | -27.0°F (2024) | 0.09 in (2007) |
| January 14 | 60.1°F (2026) | -36.9°F (2024) | 0.03 in (1949) |
| January 15 | 57.9°F (2006) | -36.0°F (2024) | 0.10 in (1994) |
| January 16 | 55.0°F (1999) | -36.9°F (2024) | 0.06 in (1981) |
| January 17 | 54.0°F (1996) | -29.0°F (2024) | 0.21 in (1995) |
| January 18 | 52.0°F (1989) | -27.0°F (1984) | 0.15 in (1996) |
| January 19 | 59.0°F (2003) | -17.0°F (1984) | 0.15 in (1988) |
| January 20 | 54.0°F (2014) | -22.0°F (1984) | 0.26 in (1991) |
| January 21 | 59.0°F (2009) | -22.0°F (2025) | 0.70 in (2018) |
| January 22 | 60.1°F (2009) | -27.0°F (2008) | 0.43 in (2019) |
| January 23 | 61.0°F (1989) | -27.0°F (2008) | 0.10 in (1949) |
| January 24 | 61.0°F (1981) | -26.0°F (2026) | 0.21 in (2021) |
| January 25 | 57.9°F (1981) | -26.0°F (2026) | 0.25 in (2017) |
| January 26 | 63.0°F (2002) | -20.9°F (2026) | 0.29 in (1997) |
| January 27 | 61.0°F (2015) | -25.1°F (2009) | 0.30 in (2000) |
| January 28 | 64.9°F (2015) | -26.0°F (2009) | 0.21 in (2020) |
| January 29 | 59.0°F (2024) | -27.9°F (1980) | 0.15 in (1991) |
| January 30 | 60.1°F (2024) | -29.0°F (2023) | 0.22 in (1985) |
| January 31 | 68.0°F (1989) | -32.1°F (2023) | 0.16 in (1983) |