Weather on October 21
Broken Arrow, OK
55 Years of Data
Avg High
74°F
Avg Low
48°F
Warmest
1979
80°F avg
Coldest
1987
46°F avg
About This Date
October 21st in Broken Arrow, OK typically brings pleasant fall weather, with average highs around 74°F and lows near 48°F — a 26°F daily swing. Over 55 years of records, the warmest October 21st was in 1979 (80°F average), while the coldest was 1987 (46°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 15% of October 21st dates historically, with the wettest October 21st recording 3.89" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for October 21st in Broken Arrow, OK? Great weather for outdoor activities.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 45° | 60° | — | — |
| 2024 | 82° | 48° | 65° | — | — |
| 2023 | 81° | 55° | 68° | — | — |
| 2022 | 89° | 47° | 68° | — | — |
| 2021 | 72° | 45° | 58° | — | — |
| 2020 | 87° | 55° | 71° | — | — |
| 2019 | 69° | 47° | 58° | — | — |
| 2018 | 68° | 37° | 53° | — | — |
| 2017 | 81° | 59° | 70° | 3.89" | — |
| 2016 | 68° | 41° | 55° | — | — |
| 2015 | 84° | 58° | 71° | — | — |
| 2014 | 82° | 55° | 69° | — | — |
| 2013 | 61° | 42° | 51° | 0.05" | — |
| 2012 | 86° | 66° | 76° | — | — |
| 2011 | 75° | 37° | 56° | — | — |
| 2010 | 82° | 52° | 67° | — | — |
| 2009 | 68° | 60° | 64° | 1.02" | — |
| 2008 | 78° | 51° | 65° | — | — |
| 2007 | 82° | 56° | 69° | — | — |
| 2006 | 64° | 38° | 51° | — | — |
| 2005 | 63° | 49° | 56° | — | — |
| 2004 | 86° | 63° | 74° | — | — |
| 2003 | 86° | 51° | 69° | — | — |
| 2002 | 65° | 45° | 55° | — | — |
| 2001 | 81° | 57° | 69° | — | — |
| 2000 | 67° | 59° | 63° | 0.56" | — |
| 1999 | 78° | 50° | 64° | — | — |
| 1998 | 62° | 45° | 53° | — | — |
| 1997 | 68° | 51° | 60° | — | — |
| 1996 | 77° | 58° | 67° | 2.54" | — |
| 1995 | 67° | 33° | 50° | — | — |
| 1994 | 77° | 63° | 70° | — | — |
| 1993 | 64° | 38° | 51° | — | — |
| 1992 | 76° | 53° | 64° | — | — |
| 1991 | 67° | 43° | 55° | — | — |
| 1990 | 74° | 46° | 60° | — | — |
| 1989 | 68° | 24° | 46° | — | — |
| 1988 | 77° | 45° | 61° | 0.23" | — |
| 1987coldest | 62° | 31° | 46° | — | — |
| 1986 | 75° | 46° | 61° | — | — |
| 1985 | 71° | 49° | 60° | — | — |
| 1984 | 52° | 48° | 50° | — | — |
| 1983 | 58° | 50° | 54° | — | — |
| 1982 | 68° | 34° | 51° | — | — |
| 1981 | 68° | 50° | 59° | 0.41" | — |
| 1980 | 79° | 36° | 57° | — | — |
| 1979warmest | 89° | 72° | 80° | — | — |
| 1978 | 88° | 39° | 63° | — | — |
| 1977 | 82° | 44° | 63° | — | — |
| 1976 | 74° | 33° | 53° | — | — |
| 1975 | 85° | — | — | — | — |
| 1974 | 73° | 39° | 56° | — | — |
| 1973 | 81° | 45° | 63° | — | — |
| 1972 | 66° | 35° | 51° | — | — |
| 1971 | 65° | 56° | 60° | 1.14" | — |
55 years of data from BIXBY