December weather in Lynn, IN
The average temperature in Lynn in December is 30.9°F (23.6°F–38.2°F). Average precipitation: 2.27 inches.
December is a winter month in Lynn, and is cooler than the annual average of 50.7°F. Daily temperatures swing about 14.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 10m. For travel, December is cold.
Avg High
38.2°F
Avg Low
23.6°F
Precipitation
2.27 in
Daylight
9h 10m
December records in Lynn
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (1962) | -0.9°F (1958) | 2.50 in (2006) |
| December 2 | 64.0°F (1962) | 1.0°F (1942) | 0.53 in (1986) |
| December 3 | 71.1°F (1982) | -2.0°F (1966) | 2.51 in (1967) |
| December 4 | 69.1°F (1990) | -2.0°F (1966) | 0.93 in (1951) |
| December 5 | 66.9°F (1998) | 3.9°F (1991) | 0.96 in (2011) |
| December 6 | 66.9°F (2001) | -0.9°F (2007) | 1.13 in (1953) |
| December 7 | 71.1°F (1998) | -5.1°F (1977) | 2.00 in (1956) |
| December 8 | 63.0°F (1951) | 0.0°F (1977) | 0.44 in (2004) |
| December 9 | 63.0°F (1966) | -9.0°F (1958) | 1.33 in (1966) |
| December 10 | 64.9°F (1952) | -11.9°F (1958) | 1.08 in (1966) |
| December 11 | 64.9°F (1971) | -9.9°F (1958) | 1.94 in (1985) |
| December 12 | 62.1°F (1949) | -5.1°F (1962) | 0.99 in (2000) |
| December 13 | 59.0°F (1991) | -7.1°F (1960) | 0.84 in (1972) |
| December 14 | 60.1°F (1975) | -4.0°F (1958) | 0.72 in (1999) |
| December 15 | 64.9°F (1975) | -9.0°F (1958) | 1.62 in (1971) |
| December 16 | 63.0°F (1948) | -15.0°F (1951) | 0.98 in (1947) |
| December 17 | 63.0°F (1984) | -15.0°F (1951) | 1.27 in (1996) |
| December 18 | 62.1°F (1984) | -6.0°F (1963) | 1.21 in (1957) |
| December 19 | 57.0°F (1967) | -9.0°F (1963) | 1.44 in (2008) |
| December 20 | 60.1°F (1957) | -9.9°F (1963) | 1.50 in (2003) |
| December 21 | 61.0°F (1949) | -11.0°F (1963) | 0.37 in (1946) |
| December 22 | 64.0°F (1967) | -22.0°F (1989) | 0.84 in (1998) |
| December 23 | 57.9°F (1957) | -18.0°F (1989) | 0.51 in (2003) |
| December 24 | 59.0°F (1964) | -17.0°F (1983) | 1.14 in (1996) |
| December 25 | 61.0°F (1964) | -17.0°F (1983) | 1.03 in (1945) |
| December 26 | 63.0°F (1982) | -17.0°F (2004) | 1.27 in (1942) |
| December 27 | 59.0°F (2008) | -8.0°F (1950) | 0.72 in (2008) |
| December 28 | 64.9°F (2008) | -7.1°F (1950) | 1.01 in (1968) |
| December 29 | 62.1°F (1984) | -6.0°F (1961) | 0.96 in (1948) |
| December 30 | 61.0°F (1984) | -11.9°F (1983) | 2.52 in (1990) |
| December 31 | 62.1°F (1965) | -13.0°F (1976) | 0.54 in (1972) |