Weather on September 21
Torrance, CA
55 Years of Data
Avg High
77°F
Avg Low
61°F
Warmest
2015
79°F avg
Coldest
2001
62°F avg
About This Date
September 21st in Torrance, CA typically brings pleasant fall weather, with average highs around 77°F and lows near 61°F. Over 55 years of records, the warmest September 21st was in 2015 (79°F average), while the coldest was 2001 (62°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 5% of September 21st dates historically. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for September 21st in Torrance, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 62° | 70° | — | — |
| 2024 | 71° | 61° | 66° | — | — |
| 2023 | 73° | 59° | 66° | — | — |
| 2022 | 76° | 64° | 70° | — | — |
| 2021 | 81° | 61° | 71° | — | — |
| 2020 | 74° | 63° | 68° | — | — |
| 2019 | 80° | 63° | 71° | — | — |
| 2018 | 75° | 63° | 69° | — | — |
| 2017 | 74° | 64° | 69° | 0.08" | — |
| 2016 | 82° | 69° | 76° | — | — |
| 2015warmest | 87° | 71° | 79° | — | — |
| 2014 | 78° | 65° | 71° | — | — |
| 2013 | 73° | 64° | 69° | — | — |
| 2012 | 82° | 63° | 72° | — | — |
| 2011 | 72° | 62° | 67° | — | — |
| 2010 | 67° | 62° | 64° | — | — |
| 2009 | 77° | 63° | 70° | — | — |
| 2008 | 75° | 64° | 70° | — | — |
| 2007 | 79° | 61° | 70° | 0.46" | — |
| 2006 | 78° | 55° | 67° | — | — |
| 2005 | 73° | 61° | 67° | — | — |
| 2004 | 87° | 54° | 70° | — | — |
| 2003 | 72° | 57° | 64° | — | — |
| 2002 | 71° | 56° | 63° | — | — |
| 2001coldest | 68° | 56° | 62° | — | — |
| 2000 | 77° | 65° | 71° | — | — |
| 1999 | 78° | 58° | 68° | — | — |
| 1998 | 75° | 66° | 71° | — | — |
| 1997 | 81° | 59° | 70° | — | — |
| 1996 | 72° | 61° | 66° | — | — |
| 1995 | 73° | 62° | 68° | — | — |
| 1994 | 73° | 56° | 64° | — | — |
| 1993 | 71° | 64° | 68° | — | — |
| 1992 | 76° | 58° | 67° | — | — |
| 1991 | 74° | 61° | 67° | — | — |
| 1990 | 78° | 61° | 69° | 0.08" | — |
| 1989 | 87° | 59° | 73° | — | — |
| 1988 | 74° | 56° | 65° | — | — |
| 1987 | 83° | 61° | 72° | — | — |
| 1986 | 77° | 53° | 65° | — | — |
| 1985 | 83° | 58° | 70° | — | — |
| 1984 | 86° | 67° | 76° | — | — |
| 1983 | 82° | 71° | 77° | — | — |
| 1982 | 79° | 62° | 70° | — | — |
| 1981 | 77° | 61° | 69° | — | — |
| 1980 | 78° | 61° | 69° | — | — |
| 1979 | 81° | 64° | 72° | — | — |
| 1978 | 94° | 58° | 76° | — | — |
| 1977 | 80° | 56° | 68° | — | — |
| 1976 | 75° | 66° | 71° | — | — |
| 1975 | 75° | 58° | 66° | — | — |
| 1974 | 74° | 58° | 66° | — | — |
| 1973 | 75° | 61° | 68° | — | — |
| 1972 | 82° | 60° | 71° | — | — |
| 1971 | 72° | 61° | 66° | — | — |
55 years of data from TORRANCE AP