Weather on October 21
Scottsdale, AZ
55 Years of Data
Avg High
87°F
Avg Low
56°F
Warmest
2003
83°F avg
Coldest
1972
61°F avg
About This Date
October 21st in Scottsdale, AZ typically brings warm fall weather, with average highs around 87°F and lows near 56°F — a 31°F daily swing. Over 55 years of records, the warmest October 21st was in 2003 (83°F average), while the coldest was 1972 (61°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 11% of October 21st dates historically, with the wettest October 21st recording 1.45" 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 Scottsdale, AZ? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | — | 58° | — | — | — |
| 2024 | 89° | 54° | 71° | — | — |
| 2023 | 102° | — | — | — | — |
| 2022 | 92° | 53° | 72° | — | — |
| 2021 | 90° | 61° | 75° | — | — |
| 2020 | 96° | 65° | 80° | — | — |
| 2019 | — | 52° | — | — | — |
| 2018 | 91° | 62° | 77° | — | — |
| 2017 | 85° | 55° | 70° | — | — |
| 2016 | 100° | 58° | 79° | — | — |
| 2015 | 77° | 58° | 67° | — | — |
| 2014 | 91° | 54° | 72° | — | — |
| 2013 | 88° | 44° | 66° | — | — |
| 2012 | 88° | 52° | 70° | — | — |
| 2011 | 92° | 56° | 74° | — | — |
| 2010 | 75° | 56° | 65° | 0.53" | — |
| 2009 | 82° | 53° | 68° | — | — |
| 2008 | 91° | 56° | 73° | — | — |
| 2007 | 85° | 57° | 71° | — | — |
| 2006 | 89° | 49° | 69° | — | — |
| 2005 | 90° | 72° | 81° | — | — |
| 2004 | 83° | 56° | 69° | 0.89" | — |
| 2003warmest | 101° | 66° | 83° | — | — |
| 2002 | 88° | 59° | 73° | — | — |
| 2001 | 92° | 58° | 75° | — | — |
| 2000 | — | 63° | — | — | — |
| 1999 | 94° | 58° | 76° | — | — |
| 1998 | 86° | 66° | 76° | — | — |
| 1997 | 90° | 58° | 74° | — | — |
| 1996 | 74° | 51° | 62° | — | — |
| 1995 | 95° | 59° | 77° | — | — |
| 1994 | 87° | 53° | 70° | — | — |
| 1993 | 88° | 50° | 69° | — | — |
| 1992 | 89° | 59° | 74° | — | — |
| 1991 | 89° | 68° | 79° | — | — |
| 1990 | 82° | 53° | 68° | — | — |
| 1989 | 84° | 64° | 74° | 1.45" | — |
| 1988 | 90° | 66° | 78° | — | — |
| 1987 | 94° | 61° | 77° | — | — |
| 1986 | 83° | 51° | 67° | — | — |
| 1985 | 83° | 58° | 70° | — | — |
| 1984 | 76° | 46° | 61° | — | — |
| 1983 | 90° | 55° | 72° | — | — |
| 1982 | 93° | 45° | 69° | — | — |
| 1981 | 87° | 44° | 66° | — | — |
| 1980 | 83° | 46° | 64° | — | — |
| 1979 | 81° | 54° | 67° | 0.91" | — |
| 1978 | 74° | 62° | 68° | 0.61" | — |
| 1977 | 83° | 50° | 66° | — | — |
| 1976 | 89° | 63° | 76° | — | — |
| 1975 | 80° | 55° | 68° | — | — |
| 1974 | 87° | 64° | 76° | — | — |
| 1973 | 93° | 50° | 72° | — | — |
| 1972coldest | 71° | 52° | 61° | 0.51" | — |
| 1971 | 86° | 55° | 71° | — | — |
55 years of data from SCOTTSDALE