Weather on December 21
Oklahoma City, OK
55 Years of Data
About This Date
December 21st in Oklahoma City, OK typically brings cool winter weather, with average highs around 51°F and lows near 29°F. Over 37 years of records, the warmest December 21st was in 2023 (57°F average), while the coldest was 2008 (19°F) — a 38°F range across recorded history. Rain or other precipitation has occurred on about 5% of December 21st dates historically, with the wettest December 21st recording 1.17" of rain. The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Oklahoma City, OK? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 30° | 45° | — | — |
| 2024 | 50° | 27° | 39° | — | — |
| 2023warmest | 62° | 52° | 57° | — | — |
| 2022 | 43° | 22° | 33° | — | — |
| 2021 | 64° | 27° | 46° | — | — |
| 2020 | 67° | 36° | 51° | — | — |
| 2019 | 45° | 33° | 39° | — | — |
| 2018 | 57° | 26° | 42° | — | — |
| 2017 | 66° | 35° | 51° | — | — |
| 2016 | 58° | 25° | 42° | — | — |
| 2015 | 57° | 33° | 45° | — | — |
| 2014 | 48° | 42° | 45° | 0.03" | — |
| 2013 | 31° | 27° | 29° | 1.17" | — |
| 2012 | 63° | 23° | 43° | — | — |
| 2011 | 54° | 28° | 41° | — | — |
| 2010 | 52° | 36° | 44° | — | — |
| 2009 | 64° | 28° | 46° | — | — |
| 2008coldest | 28° | 9° | 19° | — | — |
| 2007 | 67° | 40° | 53° | — | — |
| 2006 | 48° | 33° | 41° | — | — |
| 2005 | 50° | 19° | 35° | — | — |
| 2004 | 51° | 32° | 42° | — | — |
| 2003 | 65° | 43° | 54° | — | — |
| 2002 | 59° | 33° | 46° | — | — |
| 2001 | 62° | 38° | 50° | — | — |
| 2000 | 34° | 21° | 27° | — | — |
| 1999 | 42° | 21° | 32° | — | — |
| 1998 | 31° | 11° | 21° | — | — |
| 1997 | 39° | 34° | 36° | — | — |
| 1978 | 47° | 30° | 38° | — | — |
| 1977 | 42° | 27° | 34° | — | — |
| 1976 | 35° | 13° | 24° | — | — |
| 1975 | 48° | 24° | 36° | — | — |
| 1974 | 57° | 32° | 45° | — | — |
| 1973 | 50° | 25° | 37° | — | — |
| 1972 | 46° | 36° | 41° | — | — |
| 1971 | 48° | 27° | 37° | — | — |
Oklahoma City, OK Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Oklahoma City, OK Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Oklahoma City, OK Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Oklahoma City, OK
Oklahoma City, OK has no months that meet our "pleasant" threshold — every season has tradeoffs.