Weather on August 24
Simi Valley, CA
55 Years of Data
Avg High
89°F
Avg Low
63°F
Warmest
1996
90°F avg
Coldest
2007
66°F avg
About This Date
August 24th in Simi Valley, CA typically brings warm summer weather, with average highs around 89°F and lows near 63°F — a 26°F daily swing. Over 30 years of records, the warmest August 24th was in 1996 (90°F average), while the coldest was 2007 (66°F) — a 24°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 24th in Simi Valley, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 101° | 73° | 87° | — | — |
| 2024 | 82° | 57° | 70° | — | — |
| 2023 | 88° | 63° | 75° | — | — |
| 2022 | 93° | 65° | 79° | — | — |
| 2021 | 90° | 60° | 75° | — | — |
| 2020 | 95° | 69° | 82° | — | — |
| 2019 | 97° | 64° | 80° | — | — |
| 2018 | 90° | 60° | 75° | — | — |
| 2017 | 88° | 58° | 73° | — | — |
| 2016 | 90° | 64° | 77° | — | — |
| 2015 | 97° | 64° | 80° | — | — |
| 2014 | 87° | 57° | 72° | — | — |
| 2013 | 97° | 66° | 81° | — | — |
| 2012 | 77° | 59° | 68° | — | — |
| 2011 | 86° | 61° | 73° | — | — |
| 2010 | 94° | 68° | 81° | — | — |
| 2009 | 83° | 60° | 71° | — | — |
| 2008 | 86° | 57° | 72° | — | — |
| 2007coldest | 77° | 55° | 66° | — | — |
| 2006 | 86° | 63° | 74° | — | — |
| 2005 | 81° | 55° | 68° | — | — |
| 2004 | 75° | 59° | 67° | — | — |
| 2003 | 88° | 61° | 74° | — | — |
| 2002 | 79° | 55° | 67° | — | — |
| 2001 | 90° | 64° | 77° | — | — |
| 2000 | 94° | 64° | 79° | — | — |
| 1999 | 100° | 73° | 87° | — | — |
| 1998 | 95° | 66° | 81° | — | — |
| 1997 | 95° | 68° | 82° | — | — |
| 1996warmest | 103° | 77° | 90° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA