Weather on September 12
Chandler, AZ
55 Years of Data
Avg High
100°F
Avg Low
70°F
Warmest
1983
94°F avg
Coldest
1977
72°F avg
About This Date
September 12th in Chandler, AZ typically brings hot fall weather, with average highs around 100°F and lows near 70°F — a 30°F daily swing. Over 55 years of records, the warmest September 12th was in 1983 (94°F average), while the coldest was 1977 (72°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 5% of September 12th dates historically, with the wettest September 12th recording 1.83" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for September 12th 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 | 102° | 74° | 88° | — | — |
| 2024 | 108° | 66° | 87° | — | — |
| 2023 | — | 79° | — | — | — |
| 2022 | 101° | 66° | 83° | 1.83" | — |
| 2021 | 110° | 71° | 90° | — | — |
| 2020 | 98° | 61° | 79° | — | — |
| 2019 | 101° | 68° | 84° | — | — |
| 2018 | 105° | 69° | 87° | — | — |
| 2017 | 109° | 75° | 92° | — | — |
| 2016 | — | 74° | — | — | — |
| 2015 | 104° | 73° | 89° | — | — |
| 2014 | 102° | 64° | 83° | — | — |
| 2013 | 97° | 68° | 82° | — | — |
| 2012 | 93° | 66° | 80° | — | — |
| 2011 | 97° | 72° | 84° | — | — |
| 2010 | 98° | 64° | 81° | — | — |
| 2009 | 102° | 71° | 87° | — | — |
| 2008 | 94° | 61° | 77° | — | — |
| 2007 | 106° | 78° | 92° | — | — |
| 2006 | 99° | 72° | 85° | — | — |
| 2005 | 96° | 69° | 83° | — | — |
| 2004 | 106° | 77° | 91° | — | — |
| 2003 | 100° | 72° | 86° | — | — |
| 2002 | 99° | 72° | 85° | — | — |
| 2001 | 109° | 79° | 94° | — | — |
| 2000 | 103° | 74° | 88° | — | — |
| 1999 | 101° | 73° | 87° | 0.53" | — |
| 1998 | 102° | 79° | 90° | — | — |
| 1997 | 100° | 74° | 87° | — | — |
| 1996 | 95° | 69° | 82° | — | — |
| 1995 | 106° | 70° | 88° | — | — |
| 1994 | 99° | 72° | 85° | — | — |
| 1993 | 94° | 71° | 82° | — | — |
| 1992 | 102° | 72° | 87° | — | — |
| 1991 | 95° | 62° | 79° | — | — |
| 1990 | 106° | 77° | 91° | — | — |
| 1989 | 98° | 66° | 82° | — | — |
| 1988 | 96° | 74° | 85° | — | — |
| 1987 | 101° | 68° | 84° | — | — |
| 1986 | 96° | 69° | 83° | — | — |
| 1985 | 88° | 59° | 73° | — | — |
| 1984 | 96° | 72° | 84° | — | — |
| 1983warmest | 107° | 81° | 94° | — | — |
| 1982 | 86° | 62° | 74° | 0.2" | — |
| 1981 | 102° | 70° | 86° | — | — |
| 1980 | 96° | 61° | 78° | — | — |
| 1979 | 106° | 76° | 91° | — | — |
| 1978 | 95° | 62° | 79° | — | — |
| 1977coldest | 83° | 62° | 72° | — | — |
| 1976 | 91° | 71° | 81° | — | — |
| 1975 | 100° | 59° | 80° | — | — |
| 1974 | 101° | 63° | 82° | — | — |
| 1973 | 100° | 65° | 82° | — | — |
| 1972 | 97° | 63° | 80° | — | — |
| 1971 | 108° | 75° | 91° | — | — |
55 years of data from CHANDLER