December weather in Merom, IN
The average temperature in Merom in December is 34.8°F (27.5°F–42.1°F). Average precipitation: 3.06 inches. Average snowfall is 3.4 inches.
December is a winter month in Merom, and is cooler than the annual average of 55.1°F. Daily temperatures swing about 14.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 16m. For travel, December is cold.
Avg High
42.1°F
Avg Low
27.5°F
Precipitation
3.06 in
Snow
3.4 in
December records in Merom
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 70.0°F (1970) | 6.1°F (1964) | 0.85 in (1894) |
| December 2 | 73.9°F (1982) | 3.0°F (1929) | 1.15 in (1905) |
| December 3 | 71.1°F (1982) | -4.0°F (1929) | 3.94 in (1982) |
| December 4 | 71.1°F (1998) | 8.1°F (1929) | 1.22 in (1925) |
| December 5 | 70.0°F (2001) | 8.1°F (1895) | 2.13 in (2014) |
| December 6 | 73.9°F (1998) | 0.0°F (2002) | 1.85 in (1956) |
| December 7 | 71.1°F (1916) | 0.0°F (2013) | 1.60 in (1922) |
| December 8 | 71.1°F (1916) | 1.9°F (1909) | 2.05 in (1966) |
| December 9 | 66.9°F (1952) | -9.9°F (1917) | 1.25 in (1923) |
| December 10 | 68.0°F (1971) | -9.0°F (1917) | 1.10 in (1946) |
| December 11 | 70.0°F (1931) | -11.0°F (1917) | 1.45 in (1915) |
| December 12 | 71.1°F (2015) | -7.1°F (1917) | 1.48 in (1959) |
| December 13 | 71.1°F (2015) | -5.1°F (1962) | 2.59 in (1918) |
| December 14 | 70.0°F (2015) | -8.0°F (1898) | 2.02 in (1987) |
| December 15 | 72.0°F (1933) | -8.0°F (1914) | 1.75 in (1906) |
| December 16 | 64.9°F (1948) | -11.9°F (1989) | 1.03 in (1937) |
| December 17 | 66.9°F (1908) | -5.1°F (1914) | 1.74 in (1937) |
| December 18 | 70.0°F (1908) | -5.1°F (1922) | 1.76 in (2021) |
| December 19 | 63.0°F (1895) | -8.0°F (1963) | 1.82 in (2002) |
| December 20 | 68.0°F (1949) | -9.9°F (1981) | 1.00 in (1902) |
| December 21 | 66.9°F (1967) | -9.0°F (1963) | 3.30 in (2013) |
| December 22 | 63.0°F (1933) | -18.9°F (1989) | 1.55 in (1981) |
| December 23 | 69.1°F (1893) | -15.0°F (1989) | 1.30 in (2015) |
| December 24 | 66.9°F (1893) | -13.0°F (1983) | 1.37 in (1945) |
| December 25 | 64.9°F (1893) | -14.1°F (2004) | 1.31 in (1957) |
| December 26 | 69.1°F (1942) | -7.1°F (1924) | 1.24 in (2015) |
| December 27 | 69.1°F (2008) | -6.0°F (1935) | 1.30 in (1954) |
| December 28 | 68.0°F (2008) | -20.0°F (1924) | 2.38 in (2015) |
| December 29 | 64.0°F (1984) | -4.0°F (1924) | 1.10 in (1954) |
| December 30 | 68.0°F (1965) | -9.0°F (1909) | 2.85 in (1990) |
| December 31 | 70.0°F (1951) | -5.1°F (1899) | 1.60 in (1978) |