December weather in Johnson City, NY
The average temperature in Johnson City in December is 28.1°F (21.9°F–34.3°F). Average precipitation: 3.08 inches. Average snowfall is 18.1 inches.
December is a winter month in Johnson City, and is cooler than the annual average of 46.3°F. Daily temperatures swing about 12.4°F between overnight low and afternoon high. Expect about 16 days with precipitation. Daylight averages about 8h 56m. For travel, December is cold.
Avg High
34.3°F
Avg Low
21.9°F
Precipitation
3.08 in
Snow
18.1 in
December records in Johnson City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (2006) | 6.1°F (1989) | 1.71 in (1996) |
| December 2 | 60.1°F (1982) | 0.0°F (1976) | 0.71 in (2015) |
| December 3 | 57.9°F (1998) | -0.9°F (1976) | 0.80 in (2023) |
| December 4 | 64.0°F (1973) | 1.0°F (1966) | 0.78 in (1993) |
| December 5 | 64.0°F (1982) | 3.0°F (2025) | 1.52 in (1973) |
| December 6 | 64.9°F (1982) | 7.0°F (1954) | 1.10 in (1971) |
| December 7 | 62.1°F (1951) | 7.0°F (1970) | 0.86 in (1976) |
| December 8 | 59.0°F (1966) | 3.9°F (1976) | 1.04 in (1974) |
| December 9 | 61.0°F (1966) | 1.0°F (1968) | 1.26 in (1973) |
| December 10 | 64.0°F (1966) | 1.0°F (1968) | 1.07 in (2004) |
| December 11 | 60.1°F (1979) | -6.0°F (1988) | 1.38 in (1952) |
| December 12 | 57.9°F (1979) | -11.0°F (1988) | 1.03 in (1983) |
| December 13 | 62.1°F (2015) | -0.9°F (1976) | 2.66 in (1983) |
| December 14 | 61.0°F (2015) | -6.0°F (2005) | 1.06 in (1956) |
| December 15 | 55.9°F (1971) | 1.0°F (1962) | 0.89 in (1972) |
| December 16 | 60.1°F (2021) | -0.9°F (1951) | 1.11 in (2020) |
| December 17 | 60.1°F (1984) | -5.1°F (1951) | 1.69 in (2020) |
| December 18 | 50.0°F (2006) | -0.9°F (1989) | 2.06 in (2023) |
| December 19 | 53.1°F (1957) | -2.0°F (1973) | 0.74 in (2025) |
| December 20 | 57.9°F (1957) | -6.0°F (1955) | 0.81 in (1957) |
| December 21 | 59.0°F (2018) | -8.0°F (1962) | 1.01 in (2012) |
| December 22 | 62.1°F (2013) | -4.0°F (1989) | 0.65 in (1956) |
| December 23 | 59.0°F (1990) | -6.0°F (1989) | 0.72 in (2007) |
| December 24 | 63.0°F (2015) | -11.0°F (1989) | 1.55 in (2020) |
| December 25 | 57.9°F (1964) | -18.0°F (1980) | 0.80 in (2020) |
| December 26 | 57.9°F (1982) | -6.0°F (1983) | 0.96 in (1957) |
| December 27 | 51.1°F (2015) | -9.0°F (1993) | 0.69 in (2023) |
| December 28 | 60.1°F (1982) | -4.0°F (1960) | 1.25 in (1968) |
| December 29 | 64.9°F (1984) | -2.9°F (1993) | 0.91 in (2013) |
| December 30 | 55.0°F (2024) | -4.0°F (1976) | 1.07 in (1971) |
| December 31 | 59.0°F (1965) | -2.9°F (1962) | 0.61 in (1972) |