Weather on October 21
Norman, OK
55 Years of Data
Avg High
74°F
Avg Low
49°F
Warmest
2012
78°F avg
Coldest
1984
48°F avg
About This Date
October 21st in Norman, OK typically brings pleasant fall weather, with average highs around 74°F and lows near 49°F — a 25°F daily swing. Over 55 years of records, the warmest October 21st was in 2012 (78°F average), while the coldest was 1984 (48°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 24% of October 21st dates historically, with the wettest October 21st recording 3.73" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Norman, OK? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 46° | 61° | — | — |
| 2024 | 82° | 54° | 68° | — | — |
| 2023 | 90° | 55° | 72° | — | — |
| 2022 | 88° | 49° | 68° | — | — |
| 2021 | 72° | 43° | 57° | — | — |
| 2020 | 85° | 54° | 69° | — | — |
| 2019 | 70° | 40° | 55° | — | — |
| 2018 | 69° | 39° | 54° | — | — |
| 2017 | 80° | 56° | 68° | 3.73" | — |
| 2016 | 70° | 39° | 54° | — | — |
| 2015 | 83° | 60° | 71° | — | — |
| 2014 | 82° | 55° | 69° | — | — |
| 2013 | 64° | 40° | 52° | 1.93" | — |
| 2012warmest | 87° | 68° | 78° | — | — |
| 2011 | 75° | 40° | 57° | — | — |
| 2010 | 83° | 50° | 66° | — | — |
| 2009 | 66° | 57° | 62° | 3.18" | — |
| 2008 | 79° | 52° | 65° | — | — |
| 2007 | 85° | 53° | 69° | — | — |
| 2006 | 69° | 42° | 56° | — | — |
| 2005 | 65° | 49° | 57° | — | — |
| 2004 | 87° | 58° | 72° | — | — |
| 2003 | 87° | 52° | 69° | — | — |
| 2002 | 66° | 47° | 56° | — | — |
| 2001 | 77° | 59° | 68° | — | — |
| 2000 | 62° | 56° | 59° | 2.11" | — |
| 1999 | 81° | 47° | 64° | — | — |
| 1998 | 68° | 49° | 58° | — | — |
| 1997 | 58° | 43° | 50° | 0.74" | — |
| 1996 | 60° | 39° | 50° | 0.69" | — |
| 1995 | 77° | 38° | 57° | — | — |
| 1994 | 75° | 56° | 65° | 0.1" | — |
| 1993 | 65° | 36° | 50° | — | — |
| 1992 | 79° | 55° | 67° | — | — |
| 1991 | 79° | 50° | 64° | — | — |
| 1990 | 58° | 39° | 48° | — | — |
| 1989 | 77° | 47° | 62° | — | — |
| 1988 | 76° | 50° | 63° | — | — |
| 1987 | 65° | 38° | 51° | — | — |
| 1986 | 64° | 53° | 59° | 3.68" | — |
| 1985 | 72° | 49° | 60° | — | — |
| 1984coldest | 51° | 45° | 48° | — | — |
| 1983 | 54° | 49° | 51° | 0.1" | — |
| 1982 | 63° | 42° | 52° | — | — |
| 1981 | 68° | 47° | 57° | 0.13" | — |
| 1980 | 79° | 47° | 63° | — | — |
| 1979 | 87° | 57° | 72° | 1.35" | — |
| 1978 | 90° | 59° | 74° | — | — |
| 1977 | 85° | 57° | 71° | — | — |
| 1976 | 72° | 35° | 53° | — | — |
| 1975 | 83° | 59° | 71° | — | — |
| 1974 | 73° | 46° | 60° | — | — |
| 1973 | 80° | 50° | 65° | — | — |
| 1972 | 59° | 46° | 53° | 2.11" | — |
| 1971 | 72° | 52° | 62° | 0.1" | — |
55 years of data from NORMAN 2NW MESONET