Weather on December 21
Norman, OK
55 Years of Data
Avg High
50°F
Avg Low
27°F
Warmest
2023
57°F avg
Coldest
1983
4°F avg
About This Date
December 21st in Norman, OK typically brings cool winter weather, with average highs around 50°F and lows near 27°F. Over 55 years of records, the warmest December 21st was in 2023 (57°F average), while the coldest was 1983 (4°F) — a 53°F range across recorded history. Precipitation has occurred on 11% of recorded December 21st dates, with snow falling 5% of the time (heaviest snowfall: 1.6"). The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Norman, OK? Bring layers as temperatures can vary throughout the day.
Warming Trend
2.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 35° | 48° | — | — |
| 2024 | 52° | 26° | 39° | — | — |
| 2023warmest | 61° | 54° | 57° | — | — |
| 2022 | 46° | 23° | 35° | — | — |
| 2021 | 62° | 28° | 45° | — | — |
| 2020 | 66° | 34° | 50° | — | — |
| 2019 | 44° | 40° | 42° | — | — |
| 2018 | 56° | 26° | 41° | — | — |
| 2017 | 67° | — | — | — | — |
| 2016 | 65° | 24° | 44° | — | — |
| 2015 | 57° | 36° | 46° | — | — |
| 2014 | 48° | 41° | 45° | 0.03" | — |
| 2013 | 32° | 29° | 30° | — | — |
| 2012 | 63° | 21° | 42° | — | — |
| 2011 | 53° | 28° | 41° | — | — |
| 2010 | 51° | 36° | 43° | — | — |
| 2009 | 64° | 26° | 45° | — | — |
| 2008 | 51° | 12° | 32° | — | — |
| 2007 | 58° | 32° | 45° | — | — |
| 2006 | 50° | 36° | 43° | 0.64" | — |
| 2005 | 45° | 23° | 34° | — | — |
| 2004 | 53° | 33° | 43° | — | — |
| 2003 | 65° | 43° | 54° | — | — |
| 2002 | 62° | 30° | 46° | — | — |
| 2001 | 61° | 37° | 49° | — | — |
| 2000 | 36° | 19° | 27° | — | — |
| 1999 | 44° | 22° | 33° | — | — |
| 1998 | 35° | 13° | 24° | — | 1" |
| 1997 | 40° | 35° | 37° | 1.19" | — |
| 1996 | 56° | 34° | 45° | — | — |
| 1995 | 33° | 29° | 31° | 0.03" | 0.1" |
| 1994 | 48° | 32° | 40° | — | — |
| 1993 | 56° | 23° | 39° | — | — |
| 1992 | 51° | 28° | 40° | — | — |
| 1991 | 40° | 38° | 39° | — | — |
| 1990 | 16° | 4° | 10° | 0.13" | 1.6" |
| 1989 | 26° | 0° | 13° | — | — |
| 1988 | 61° | 32° | 46° | — | — |
| 1987 | 52° | 28° | 40° | — | — |
| 1986 | 41° | 31° | 36° | — | — |
| 1985 | 58° | 23° | 40° | — | — |
| 1984 | 62° | 39° | 51° | — | — |
| 1983coldest | 11° | -2° | 4° | — | — |
| 1982 | 67° | 31° | 49° | — | — |
| 1981 | 46° | 35° | 41° | — | — |
| 1980 | 35° | 12° | 24° | — | — |
| 1979 | 65° | 39° | 52° | — | — |
| 1978 | 55° | 23° | 39° | — | — |
| 1977 | 41° | 20° | 30° | — | — |
| 1976 | 40° | 10° | 25° | — | — |
| 1975 | 44° | 18° | 31° | — | — |
| 1974 | 57° | 30° | 44° | — | — |
| 1973 | 52° | 20° | 36° | — | — |
| 1972 | 47° | 36° | 41° | 0.81" | — |
| 1971 | 55° | 28° | 42° | — | — |
55 years of data from NORMAN 2NW MESONET