Weather on August 20
Chandler, AZ
55 Years of Data
Avg High
103°F
Avg Low
76°F
Warmest
2020
99°F avg
Coldest
1979
76°F avg
About This Date
August 20th in Chandler, AZ typically brings hot summer weather, with average highs around 103°F and lows near 76°F — a 27°F daily swing. Over 54 years of records, the warmest August 20th was in 2020 (99°F average), while the coldest was 1979 (76°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 17% of August 20th dates historically, with the wettest August 20th recording 1.27" 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 August 20th in Chandler, 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 | 112° | — | — | — | — |
| 2024 | 111° | 83° | 97° | — | — |
| 2022 | 104° | 69° | 87° | 0.05" | — |
| 2021 | 100° | 71° | 86° | — | — |
| 2020warmest | 111° | 88° | 99° | — | — |
| 2019 | 110° | 70° | 90° | — | — |
| 2018 | 106° | 80° | 93° | — | — |
| 2017 | 101° | 69° | 85° | — | — |
| 2016 | 101° | 74° | 87° | — | — |
| 2015 | 104° | 77° | 91° | — | — |
| 2014 | 97° | 68° | 82° | 0.03" | — |
| 2013 | 107° | 78° | 93° | — | — |
| 2012 | 105° | 80° | 93° | — | — |
| 2011 | 105° | 77° | 91° | — | — |
| 2010 | 106° | 77° | 91° | — | — |
| 2009 | 106° | 76° | 91° | — | — |
| 2008 | 104° | 77° | 91° | — | — |
| 2007 | 104° | 82° | 93° | — | — |
| 2006 | 107° | 80° | 94° | — | — |
| 2005 | 104° | 78° | 91° | — | — |
| 2004 | 99° | 76° | 87° | — | — |
| 2003 | 98° | 77° | 88° | — | — |
| 2002 | 101° | 79° | 90° | — | — |
| 2001 | 104° | 81° | 92° | — | — |
| 2000 | 106° | 81° | 93° | — | — |
| 1999 | 103° | 79° | 91° | 0.2" | — |
| 1998 | 104° | 79° | 91° | — | — |
| 1997 | 106° | 79° | 92° | — | — |
| 1996 | 102° | 80° | 91° | — | — |
| 1995 | 100° | 73° | 87° | 1.27" | — |
| 1994 | 106° | 78° | 92° | — | — |
| 1993 | 101° | 75° | 88° | 0.1" | — |
| 1992 | 102° | 73° | 88° | 0.76" | — |
| 1991 | 105° | 77° | 91° | — | — |
| 1990 | 98° | 78° | 88° | — | — |
| 1989 | 99° | 79° | 89° | — | — |
| 1988 | 102° | 78° | 90° | — | — |
| 1987 | 106° | 84° | 95° | — | — |
| 1986 | 111° | 82° | 97° | — | — |
| 1985 | 105° | 72° | 88° | 0.56" | — |
| 1984 | 94° | 73° | 83° | — | — |
| 1983 | 94° | 74° | 84° | — | — |
| 1982 | 107° | 86° | 97° | — | — |
| 1981 | 105° | 79° | 92° | — | — |
| 1980 | 104° | 68° | 86° | — | — |
| 1979coldest | 97° | 56° | 76° | — | — |
| 1978 | 103° | 77° | 90° | 0.2" | — |
| 1977 | 105° | 77° | 91° | — | — |
| 1976 | 103° | — | — | — | — |
| 1975 | 99° | 68° | 83° | — | — |
| 1974 | 105° | 62° | 84° | — | — |
| 1973 | 104° | 73° | 89° | — | — |
| 1972 | 98° | 76° | 87° | — | — |
| 1971 | 96° | 72° | 84° | 0.05" | — |
54 years of data from CHANDLER