Weather on May 21
Cary, NC
55 Years of Data
Avg High
79°F
Avg Low
58°F
Warmest
1996
81°F avg
Coldest
1994
52°F avg
About This Date
May 21st in Cary, NC typically brings pleasant spring weather, with average highs around 79°F and lows near 58°F. Over 55 years of records, the warmest May 21st was in 1996 (81°F average), while the coldest was 1994 (52°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 21st dates historically, with the wettest May 21st recording 4.34" 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 May 21st in Cary, NC? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 62° | 70° | 0.03" | — |
| 2024 | 75° | 57° | 66° | — | — |
| 2023 | 75° | 58° | 66° | — | — |
| 2022 | 92° | 66° | 79° | — | — |
| 2021 | 85° | 56° | 70° | — | — |
| 2020 | 60° | 52° | 56° | 4.34" | — |
| 2019 | 88° | 65° | 76° | — | — |
| 2018 | 83° | 68° | 75° | — | — |
| 2017 | 90° | 60° | 75° | 0.05" | — |
| 2016 | 67° | 55° | 61° | 1.04" | — |
| 2015 | 87° | 64° | 76° | — | — |
| 2014 | 78° | 51° | 65° | — | — |
| 2013 | 73° | 66° | 70° | 1.27" | — |
| 2012 | 80° | 61° | 70° | — | — |
| 2011 | 79° | 57° | 68° | 0.13" | — |
| 2010 | 77° | 55° | 66° | — | — |
| 2009 | 77° | 46° | 62° | — | — |
| 2008 | 84° | 53° | 69° | 1.22" | — |
| 2007 | 82° | 50° | 66° | — | — |
| 2006 | 81° | 54° | 67° | 0.3" | — |
| 2005 | 75° | 51° | 63° | 1.57" | — |
| 2004 | 87° | 65° | 76° | — | — |
| 2003 | 76° | 50° | 63° | — | — |
| 2002 | 65° | 42° | 53° | — | — |
| 2001 | 80° | 63° | 71° | 1.02" | — |
| 2000 | 92° | 65° | 78° | 0.03" | — |
| 1999 | 75° | 53° | 64° | — | — |
| 1998 | 88° | 66° | 77° | — | — |
| 1997 | 82° | 59° | 71° | 0.18" | — |
| 1996warmest | 93° | 69° | 81° | — | — |
| 1995 | 77° | 52° | 64° | — | — |
| 1994coldest | 61° | 44° | 52° | — | — |
| 1993 | 68° | 51° | 60° | — | — |
| 1992 | 68° | 49° | 58° | 0.28" | — |
| 1991 | 58° | 53° | 55° | 1.22" | — |
| 1990 | 83° | 66° | 74° | 0.05" | — |
| 1989 | 82° | 62° | 72° | — | — |
| 1988 | 84° | 61° | 72° | — | — |
| 1987 | 68° | 55° | 62° | — | — |
| 1986 | 79° | 59° | 69° | 2.72" | — |
| 1985 | 84° | 64° | 74° | — | — |
| 1984 | 88° | 65° | 76° | — | — |
| 1983 | 84° | 66° | 75° | 4.24" | — |
| 1982 | 82° | 62° | 72° | 0.89" | — |
| 1981 | 59° | 49° | 54° | 1.02" | — |
| 1980 | 71° | 60° | 66° | 1.19" | — |
| 1979 | 74° | 57° | 65° | — | — |
| 1978 | 88° | 63° | 75° | — | — |
| 1977 | 81° | 58° | 69° | — | — |
| 1976 | 80° | 55° | 68° | — | — |
| 1975 | 87° | 63° | 75° | — | — |
| 1974 | 79° | 58° | 68° | 0.03" | — |
| 1973 | 72° | 51° | 61° | 1.24" | — |
| 1972 | 72° | 58° | 65° | 0.03" | — |
| 1971 | 88° | 63° | 75° | 0.05" | — |
55 years of data from CARY