Weather on September 22
Temecula, CA
55 Years of Data
Avg High
87°F
Avg Low
58°F
Warmest
2002
86°F avg
Coldest
2007
57°F avg
About This Date
September 22nd in Temecula, CA typically brings warm fall weather, with average highs around 87°F and lows near 58°F — a 29°F daily swing. Over 52 years of records, the warmest September 22nd was in 2002 (86°F average), while the coldest was 2007 (57°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 22nd dates historically. 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 September 22nd in Temecula, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 64° | 77° | — | — |
| 2024 | 88° | 56° | 72° | — | — |
| 2023 | 79° | 56° | 67° | — | — |
| 2022 | 91° | 60° | 75° | — | — |
| 2021 | 104° | 69° | 86° | — | — |
| 2020 | 92° | 58° | 75° | — | — |
| 2019 | 95° | 65° | 80° | — | — |
| 2018 | 91° | 60° | 75° | — | — |
| 2017 | 76° | 53° | 64° | — | — |
| 2016 | 76° | 58° | 67° | 0.04" | — |
| 2015 | 85° | 64° | 75° | — | — |
| 2014 | 87° | 60° | 73° | — | — |
| 2013 | 78° | 58° | 68° | — | — |
| 2012 | 99° | 68° | 83° | — | — |
| 2011 | 97° | 51° | 74° | — | — |
| 2010 | 74° | 55° | 65° | — | — |
| 2009 | 95° | 62° | 78° | — | — |
| 2008 | 83° | 55° | 69° | — | — |
| 2007coldest | 62° | 51° | 57° | — | — |
| 2006 | 70° | 54° | 62° | — | — |
| 2005 | 88° | 61° | 74° | — | — |
| 2004 | 89° | 63° | 76° | — | — |
| 2003 | 101° | 70° | 85° | — | — |
| 2002warmest | 100° | 72° | 86° | — | — |
| 2001 | 91° | 65° | 78° | — | — |
| 2000 | 63° | 56° | 59° | — | — |
| 1999 | 86° | 64° | 75° | — | — |
| 1998 | 74° | 56° | 65° | — | — |
| 1997 | 97° | 67° | 82° | — | — |
| 1996 | 75° | 57° | 66° | — | — |
| 1995 | 85° | 63° | 74° | — | — |
| 1994 | 90° | 66° | 78° | — | — |
| 1993 | 79° | 55° | 67° | — | — |
| 1991 | 95° | 63° | 79° | — | — |
| 1990 | 83° | 55° | 69° | — | — |
| 1989 | 102° | 54° | 78° | — | — |
| 1988 | 82° | 46° | 64° | — | — |
| 1987 | — | 60° | — | — | — |
| 1986 | 78° | 45° | 61° | — | — |
| 1985 | 93° | 52° | 72° | — | — |
| 1984 | 84° | 66° | 75° | — | — |
| 1983 | 92° | 66° | 79° | — | — |
| 1982 | 103° | 51° | 77° | — | — |
| 1981 | 91° | 53° | 72° | — | — |
| 1980 | 87° | 50° | 69° | — | — |
| 1979 | 98° | 55° | 77° | — | — |
| 1978 | 96° | 45° | 70° | — | — |
| 1977 | 83° | 48° | 65° | — | — |
| 1976 | 80° | 55° | 68° | — | — |
| 1975 | 99° | 55° | 77° | — | — |
| 1974 | 98° | 58° | 78° | — | — |
| 1973 | 84° | 55° | 70° | — | — |
52 years of data from FALLBROOK 5 NE