January weather in Granger, WY
The average temperature in Granger in January is 21.9°F (12.5°F–31.2°F). Average precipitation: 0.53 inches. Average snowfall is 6.9 inches.
January is a winter month in Granger, and is cooler than the annual average of 43.2°F. Daily temperatures swing about 18.7°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 18m. For travel, January is cold.
Avg High
31.2°F
Avg Low
12.5°F
Precipitation
0.53 in
Snow
6.9 in
January records in Granger
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 50.0°F (1997) | -23.1°F (1979) | 0.25 in (1966) |
| January 2 | 50.0°F (1981) | -20.0°F (1974) | 0.27 in (1968) |
| January 3 | 51.1°F (1981) | -22.0°F (1974) | 0.26 in (1976) |
| January 4 | 50.0°F (2025) | -18.0°F (1972) | 0.12 in (2005) |
| January 5 | 50.0°F (2012) | -17.0°F (1974) | 0.20 in (1994) |
| January 6 | 54.0°F (1969) | -16.1°F (1973) | 0.04 in (2022) |
| January 7 | 46.0°F (1963) | -18.0°F (1973) | 1.13 in (1969) |
| January 8 | 48.9°F (2009) | -16.1°F (1968) | 0.60 in (1991) |
| January 9 | 48.0°F (2002) | -18.0°F (1988) | 0.30 in (1993) |
| January 10 | 50.0°F (1990) | -22.0°F (1962) | 0.14 in (2023) |
| January 11 | 50.0°F (1999) | -15.0°F (1997) | 0.25 in (1965) |
| January 12 | 53.1°F (2026) | -33.0°F (1963) | 0.22 in (1979) |
| January 13 | 51.1°F (2026) | -32.1°F (1963) | 0.75 in (1980) |
| January 14 | 52.0°F (2026) | -11.0°F (2007) | 0.13 in (2024) |
| January 15 | 50.0°F (1996) | -25.1°F (1987) | 0.20 in (1991) |
| January 16 | 52.0°F (1974) | -17.0°F (2008) | 0.20 in (1991) |
| January 17 | 52.0°F (1976) | -11.9°F (1984) | 0.32 in (1978) |
| January 18 | 48.0°F (1976) | -17.0°F (1984) | 1.00 in (1988) |
| January 19 | 51.1°F (2018) | -33.0°F (1963) | 0.50 in (1987) |
| January 20 | 51.1°F (2018) | -18.0°F (1958) | 0.18 in (1973) |
| January 21 | 51.1°F (2009) | -20.9°F (1958) | 0.35 in (1973) |
| January 22 | 46.0°F (1961) | -24.0°F (1962) | 0.31 in (1999) |
| January 23 | 48.0°F (1961) | -18.9°F (1985) | 0.47 in (1978) |
| January 24 | 53.1°F (1959) | -18.0°F (1985) | 0.14 in (1999) |
| January 25 | 45.0°F (1959) | -20.0°F (1985) | 0.14 in (2006) |
| January 26 | 51.1°F (2015) | -18.0°F (1985) | 0.24 in (2009) |
| January 27 | 54.0°F (2003) | -18.0°F (1985) | 0.60 in (1999) |
| January 28 | 46.0°F (1967) | -27.9°F (1985) | 0.19 in (1968) |
| January 29 | 53.1°F (1976) | -25.1°F (1985) | 0.28 in (1980) |
| January 30 | 48.0°F (1976) | -31.0°F (1985) | 0.14 in (1996) |
| January 31 | 51.1°F (2003) | -35.0°F (1985) | 0.40 in (1988) |