Weather on October 21
Cary, NC
55 Years of Data
Avg High
69°F
Avg Low
46°F
Warmest
1984
75°F avg
Coldest
1972
40°F avg
About This Date
October 21st in Cary, NC typically brings mild fall weather, with average highs around 69°F and lows near 46°F. Over 55 years of records, the warmest October 21st was in 1984 (75°F average), while the coldest was 1972 (40°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 22% of October 21st dates historically, with the wettest October 21st recording 4.9" 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 Cary, NC? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 44° | 55° | — | — |
| 2024 | 71° | 44° | 58° | — | — |
| 2023 | 66° | 48° | 57° | 0.2" | — |
| 2022 | 63° | 36° | 49° | — | — |
| 2021 | 75° | 48° | 62° | — | — |
| 2020 | 76° | 54° | 65° | — | — |
| 2019 | 64° | 52° | 58° | — | — |
| 2018 | 65° | 44° | 54° | — | — |
| 2017 | 75° | 46° | 61° | — | — |
| 2016 | 84° | 62° | 73° | — | — |
| 2015 | 68° | 35° | 52° | — | — |
| 2014 | 69° | 44° | 57° | — | — |
| 2013 | 64° | 40° | 52° | — | — |
| 2012 | 70° | 43° | 56° | — | — |
| 2011 | 58° | 41° | 49° | — | — |
| 2010 | 61° | 51° | 56° | 0.2" | — |
| 2009 | 71° | 39° | 55° | — | — |
| 2008 | 70° | 42° | 56° | — | — |
| 2007 | 77° | 47° | 62° | — | — |
| 2006 | 76° | 45° | 60° | — | — |
| 2005 | 86° | 59° | 73° | — | — |
| 2004 | 64° | 56° | 60° | — | — |
| 2003 | 75° | 47° | 61° | — | — |
| 2002 | 71° | 54° | 62° | 3.33" | — |
| 2001 | 76° | 49° | 62° | — | — |
| 2000 | 74° | 46° | 60° | — | — |
| 1999 | 57° | 49° | 53° | 2.29" | — |
| 1998 | 74° | 45° | 59° | — | — |
| 1997 | 70° | 43° | 56° | — | — |
| 1996 | 66° | 40° | 53° | — | — |
| 1995 | 74° | 46° | 60° | 3.12" | — |
| 1994 | 72° | 49° | 60° | 0.36" | — |
| 1993 | 85° | 65° | 75° | 0.03" | — |
| 1992 | 55° | 33° | 44° | — | — |
| 1991 | 57° | 43° | 50° | — | — |
| 1990 | 64° | 43° | 53° | — | — |
| 1989 | 54° | 35° | 44° | — | — |
| 1988 | 58° | 40° | 49° | 0.05" | — |
| 1987 | 77° | 51° | 64° | — | — |
| 1986 | 66° | 42° | 54° | — | — |
| 1985 | 82° | 56° | 69° | 0.51" | — |
| 1984warmest | 84° | 66° | 75° | — | — |
| 1983 | 60° | 52° | 56° | 0.33" | — |
| 1982 | 78° | 54° | 66° | — | — |
| 1981 | 68° | 33° | 51° | — | — |
| 1980 | 68° | 48° | 58° | — | — |
| 1979 | 83° | 57° | 70° | — | — |
| 1978 | 72° | 42° | 57° | — | — |
| 1977 | 70° | 41° | 55° | — | — |
| 1976 | 60° | 39° | 50° | 4.9" | — |
| 1975 | 64° | 44° | 54° | — | — |
| 1974 | 54° | 29° | 41° | — | — |
| 1973 | 79° | 49° | 64° | — | — |
| 1972coldest | 51° | 28° | 40° | — | — |
| 1971 | 66° | 61° | 63° | 0.48" | — |
55 years of data from CARY