Weather on May 21
Broken Arrow, OK
55 Years of Data
Avg High
80°F
Avg Low
59°F
Warmest
2004
80°F avg
Coldest
2001
56°F avg
About This Date
May 21st in Broken Arrow, OK typically brings warm spring weather, with average highs around 80°F and lows near 59°F. Over 55 years of records, the warmest May 21st was in 2004 (80°F average), while the coldest was 2001 (56°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 29% of May 21st dates historically, with the wettest May 21st recording 4.88" of rain. The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for May 21st in Broken Arrow, OK? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 55° | 71° | — | — |
| 2024 | 88° | 66° | 77° | 1.73" | — |
| 2023 | 78° | 50° | 64° | — | — |
| 2022 | 68° | 53° | 61° | 1.22" | — |
| 2021 | 76° | 69° | 72° | 0.23" | — |
| 2020 | 73° | 63° | 68° | — | — |
| 2019 | 77° | 61° | 69° | 4.88" | — |
| 2018 | 85° | 60° | 72° | — | — |
| 2017 | 76° | 48° | 62° | — | — |
| 2016 | 81° | 59° | 70° | — | — |
| 2015 | 66° | 49° | 57° | — | — |
| 2014 | 87° | 71° | 79° | — | — |
| 2013 | 69° | 57° | 63° | 0.97" | — |
| 2012 | 82° | 58° | 70° | 0.03" | — |
| 2011 | 84° | 65° | 74° | 0.03" | — |
| 2010 | 83° | 56° | 69° | — | — |
| 2009 | 83° | 54° | 68° | — | — |
| 2008 | 80° | 55° | 68° | — | — |
| 2007 | 81° | 59° | 70° | — | — |
| 2006 | 88° | 69° | 78° | — | — |
| 2005 | 89° | 69° | 79° | — | — |
| 2004warmest | 90° | 70° | 80° | — | — |
| 2003 | 72° | 51° | 61° | — | — |
| 2002 | 78° | 53° | 66° | — | — |
| 2001coldest | 67° | 46° | 56° | 0.23" | — |
| 2000 | 85° | 57° | 71° | — | — |
| 1999 | 82° | 62° | 72° | 3.43" | — |
| 1998 | 89° | 68° | 79° | — | — |
| 1997 | 77° | 52° | 64° | — | — |
| 1996 | 87° | 66° | 77° | — | — |
| 1995 | 81° | 59° | 70° | — | — |
| 1994 | 80° | 53° | 67° | — | — |
| 1993 | 71° | 49° | 60° | — | — |
| 1992 | 79° | 66° | 72° | — | — |
| 1991 | 83° | 68° | 75° | 0.15" | — |
| 1990 | 82° | 59° | 71° | — | — |
| 1989 | 84° | 66° | 75° | — | — |
| 1988 | 80° | 65° | 72° | 0.13" | — |
| 1987 | 85° | 66° | 75° | — | — |
| 1986 | 74° | 50° | 62° | — | — |
| 1985 | 83° | 62° | 72° | — | — |
| 1984 | 80° | 58° | 69° | — | — |
| 1983 | 72° | 51° | 61° | 0.71" | — |
| 1982 | 84° | 62° | 73° | 1.02" | — |
| 1981 | 74° | — | — | — | — |
| 1980 | 74° | 54° | 64° | — | — |
| 1979 | 86° | 59° | 73° | 0.76" | — |
| 1978 | 84° | 60° | 72° | 1.91" | — |
| 1977 | 81° | 62° | 71° | 1.52" | — |
| 1976 | 81° | 59° | 70° | — | — |
| 1975 | 77° | 62° | 70° | — | — |
| 1974 | 86° | 67° | 76° | — | — |
| 1973 | 88° | 54° | 71° | — | — |
| 1972 | 84° | 58° | 71° | — | — |
| 1971 | 83° | 56° | 69° | — | — |
55 years of data from BIXBY