December weather in Mentor, KY
The average temperature in Mentor in December is 36.8°F (28.2°F–45.4°F). Average precipitation: 3.29 inches.
December is a winter month in Mentor, and is cooler than the annual average of 54.9°F. Daily temperatures swing about 17.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 17m. For travel, December is cool.
Avg High
45.4°F
Avg Low
28.2°F
Precipitation
3.29 in
Daylight
9h 17m
December records in Mentor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 71.1°F (2006) | 7.0°F (1976) | 1.20 in (2019) |
| December 2 | 69.1°F (1970) | 10.0°F (1924) | 1.33 in (1986) |
| December 3 | 66.9°F (1951) | 8.1°F (1942) | 1.90 in (1991) |
| December 4 | 69.1°F (1970) | 8.1°F (1966) | 1.17 in (1964) |
| December 5 | 72.0°F (1998) | 14.0°F (1942) | 1.33 in (1952) |
| December 6 | 73.0°F (2001) | 12.0°F (1974) | 1.43 in (1971) |
| December 7 | 73.0°F (1998) | 0.0°F (1977) | 1.40 in (1957) |
| December 8 | 69.1°F (1922) | 3.9°F (1977) | 2.05 in (1978) |
| December 9 | 69.1°F (1966) | 3.9°F (1977) | 1.42 in (2009) |
| December 10 | 63.0°F (1991) | -0.9°F (1958) | 1.51 in (2023) |
| December 11 | 71.1°F (1971) | 1.9°F (1962) | 0.80 in (1949) |
| December 12 | 69.1°F (2007) | -0.9°F (1962) | 1.43 in (1964) |
| December 13 | 64.9°F (1996) | -2.9°F (1962) | 1.62 in (1949) |
| December 14 | 63.0°F (2001) | 5.0°F (1958) | 1.10 in (1991) |
| December 15 | 68.0°F (1971) | -0.9°F (1951) | 3.35 in (1948) |
| December 16 | 69.1°F (1971) | -4.0°F (1951) | 1.95 in (1933) |
| December 17 | 66.9°F (1984) | -2.0°F (1989) | 2.85 in (2000) |
| December 18 | 68.0°F (1984) | -4.0°F (1989) | 1.97 in (1937) |
| December 19 | 68.0°F (1967) | 3.0°F (1963) | 1.74 in (2025) |
| December 20 | 68.0°F (1949) | -8.0°F (1963) | 1.07 in (2002) |
| December 21 | 66.0°F (1949) | -8.0°F (1963) | 1.08 in (1951) |
| December 22 | 70.0°F (1967) | -15.0°F (1989) | 1.88 in (1984) |
| December 23 | 64.0°F (1956) | -8.0°F (1989) | 2.68 in (1921) |
| December 24 | 68.0°F (1964) | -8.0°F (1989) | 2.14 in (1921) |
| December 25 | 61.0°F (2008) | -9.0°F (1989) | 0.65 in (1944) |
| December 26 | 64.9°F (1922) | -6.0°F (1983) | 1.11 in (1987) |
| December 27 | 63.0°F (1942) | 1.9°F (1983) | 0.70 in (1934) |
| December 28 | 66.0°F (1971) | -2.0°F (1924) | 1.07 in (1937) |
| December 29 | 68.0°F (1984) | 1.9°F (1925) | 1.52 in (1942) |
| December 30 | 66.0°F (1923) | -6.0°F (1983) | 1.28 in (1969) |
| December 31 | 72.0°F (1951) | -0.9°F (1983) | 1.77 in (1990) |