December weather in O'Neill, NE
The average temperature in O'Neill in December is 24.4°F (14.5°F–34.3°F). Average precipitation: 0.71 inches. Average snowfall is 5.3 inches.
December is a winter month in O'Neill, and is cooler than the annual average of 47.7°F. Daily temperatures swing about 19.8°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 8h 54m. For travel, December is cold.
Avg High
34.3°F
Avg Low
14.5°F
Precipitation
0.71 in
Snow
5.3 in
December records in O'Neill
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (1998) | -8.0°F (1896) | 1.78 in (1981) |
| December 2 | 72.0°F (1902) | -11.0°F (1919) | 1.30 in (1897) |
| December 3 | 68.0°F (2012) | -9.0°F (1897) | 0.89 in (1953) |
| December 4 | 63.0°F (1970) | -9.9°F (1897) | 1.49 in (1924) |
| December 5 | 69.1°F (1939) | -8.0°F (2005) | 0.60 in (1902) |
| December 6 | 75.9°F (1939) | -18.0°F (1972) | 0.48 in (1994) |
| December 7 | 72.0°F (1939) | -17.0°F (2013) | 0.93 in (1924) |
| December 8 | 70.0°F (2023) | -18.0°F (1927) | 0.30 in (2007) |
| December 9 | 68.0°F (2006) | -22.0°F (1917) | 0.28 in (2009) |
| December 10 | 64.0°F (1990) | -22.0°F (1919) | 0.34 in (1970) |
| December 11 | 63.0°F (1939) | -9.9°F (1962) | 0.62 in (1965) |
| December 12 | 62.1°F (1921) | -25.1°F (1917) | 0.84 in (1965) |
| December 13 | 68.0°F (1921) | -29.9°F (1901) | 0.40 in (1925) |
| December 14 | 62.1°F (1998) | -27.0°F (1901) | 0.54 in (2022) |
| December 15 | 66.0°F (2002) | -18.0°F (1932) | 0.56 in (2014) |
| December 16 | 66.9°F (1962) | -14.1°F (2008) | 0.33 in (1961) |
| December 17 | 68.0°F (1939) | -18.0°F (1964) | 0.25 in (2016) |
| December 18 | 64.9°F (1988) | -24.0°F (1989) | 0.25 in (1957) |
| December 19 | 57.9°F (1900) | -20.0°F (1989) | 0.32 in (2006) |
| December 20 | 68.0°F (1941) | -24.0°F (1989) | 1.24 in (2006) |
| December 21 | 68.0°F (1900) | -32.1°F (1989) | 0.60 in (1920) |
| December 22 | 72.0°F (1933) | -31.0°F (1989) | 0.61 in (1968) |
| December 23 | 72.0°F (2025) | -29.0°F (1983) | 0.30 in (1921) |
| December 24 | 57.9°F (1928) | -27.9°F (1983) | 0.31 in (1968) |
| December 25 | 64.0°F (1963) | -20.9°F (1983) | 0.77 in (1982) |
| December 26 | 57.0°F (1903) | -15.0°F (1996) | 1.00 in (2023) |
| December 27 | 66.9°F (1928) | -14.1°F (1916) | 0.85 in (1983) |
| December 28 | 64.9°F (1928) | -26.0°F (1917) | 0.84 in (1982) |
| December 29 | 64.0°F (1999) | -23.1°F (1917) | 0.86 in (2006) |
| December 30 | 72.0°F (1904) | -22.0°F (1990) | 0.25 in (1968) |
| December 31 | 71.1°F (1904) | -31.0°F (1967) | 0.91 in (1931) |