December weather in Ephraim, UT
The average temperature in Ephraim in December is 24.0°F (11.3°F–36.6°F). Average precipitation: 1.15 inches. Average snowfall is 8.0 inches.
December is a winter month in Ephraim, and is cooler than the annual average of 46.9°F. Daily temperatures swing about 25.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 14m. For travel, December is cold.
Avg High
36.6°F
Avg Low
11.3°F
Precipitation
1.15 in
Snow
8.0 in
December records in Ephraim
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.0°F (1995) | -6.0°F (2004) | 0.55 in (2007) |
| December 2 | 61.0°F (1998) | -7.1°F (2004) | 0.69 in (2007) |
| December 3 | 63.0°F (1998) | -11.9°F (2006) | 1.08 in (1950) |
| December 4 | 57.0°F (2021) | -25.1°F (2013) | 0.76 in (1953) |
| December 5 | 62.1°F (1958) | -23.1°F (2013) | 0.61 in (1951) |
| December 6 | 60.1°F (1958) | -15.0°F (2013) | 2.21 in (1966) |
| December 7 | 55.0°F (1977) | -7.1°F (1978) | 0.52 in (2007) |
| December 8 | 57.0°F (1970) | -18.0°F (2013) | 0.40 in (2009) |
| December 9 | 55.9°F (1981) | -27.0°F (2009) | 0.26 in (2013) |
| December 10 | 59.0°F (1981) | -24.0°F (2009) | 0.44 in (1949) |
| December 11 | 59.0°F (2025) | -17.0°F (2009) | 0.50 in (1992) |
| December 12 | 57.0°F (2025) | -14.1°F (2009) | 0.26 in (1984) |
| December 13 | 57.0°F (1995) | -8.0°F (1963) | 0.35 in (1990) |
| December 14 | 57.0°F (1998) | -8.0°F (1972) | 0.40 in (1990) |
| December 15 | 60.1°F (1977) | -13.0°F (1990) | 0.31 in (2021) |
| December 16 | 57.9°F (1962) | -13.0°F (2001) | 0.55 in (2016) |
| December 17 | 64.0°F (2025) | -8.0°F (2001) | 0.41 in (1977) |
| December 18 | 55.0°F (1958) | -15.0°F (2016) | 0.65 in (1992) |
| December 19 | 60.1°F (2025) | -15.0°F (1992) | 0.92 in (1949) |
| December 20 | 60.1°F (1981) | -16.1°F (1992) | 0.70 in (1984) |
| December 21 | 61.0°F (1969) | -17.0°F (1990) | 1.52 in (2010) |
| December 22 | 66.0°F (2025) | -27.0°F (1998) | 0.70 in (2014) |
| December 23 | 60.1°F (1964) | -34.1°F (1990) | 0.65 in (1962) |
| December 24 | 63.0°F (2025) | -27.9°F (1990) | 0.69 in (1971) |
| December 25 | 59.0°F (2025) | -16.1°F (2001) | 0.38 in (1959) |
| December 26 | 55.9°F (1980) | -20.0°F (2009) | 0.72 in (2005) |
| December 27 | 55.0°F (1980) | -22.0°F (1988) | 0.77 in (1964) |
| December 28 | 54.0°F (1980) | -18.9°F (2009) | 0.65 in (2022) |
| December 29 | 57.0°F (2024) | -15.0°F (1988) | 1.20 in (1951) |
| December 30 | 55.0°F (1980) | -27.9°F (1990) | 0.85 in (1951) |
| December 31 | 57.9°F (1980) | -20.9°F (2015) | 0.36 in (1981) |