Weather on May 23
Simi Valley, CA
55 Years of Data
Avg High
73°F
Avg Low
52°F
Warmest
2001
81°F avg
Coldest
2010
53°F avg
About This Date
May 23rd in Simi Valley, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 52°F. Over 30 years of records, the warmest May 23rd was in 2001 (81°F average), while the coldest was 2010 (53°F) — a 28°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 May 23rd in Simi Valley, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 54° | 69° | — | — |
| 2024 | 65° | 52° | 58° | — | — |
| 2023 | 69° | 53° | 61° | — | — |
| 2022 | 82° | 51° | 67° | — | — |
| 2021 | 74° | 49° | 61° | — | — |
| 2020 | 78° | 53° | 66° | — | — |
| 2019 | 64° | 48° | 56° | — | — |
| 2018 | 72° | 51° | 61° | — | — |
| 2017 | 96° | 61° | 78° | — | — |
| 2016 | 69° | 50° | 60° | — | — |
| 2015 | 68° | 51° | 60° | — | — |
| 2014 | 74° | 52° | 63° | — | — |
| 2013 | 70° | 52° | 61° | — | — |
| 2012 | 79° | 54° | 66° | — | — |
| 2011 | 64° | 52° | 58° | — | — |
| 2010coldest | 60° | 46° | 53° | — | — |
| 2009 | 70° | 50° | 60° | — | — |
| 2008 | 57° | 52° | 54° | — | — |
| 2007 | 70° | 52° | 61° | — | — |
| 2006 | 68° | 48° | 58° | — | — |
| 2005 | 75° | 57° | 66° | — | — |
| 2004 | 68° | 54° | 61° | — | — |
| 2003 | 72° | 52° | 62° | — | — |
| 2002 | 70° | 48° | 59° | — | — |
| 2001warmest | 97° | 66° | 81° | — | — |
| 2000 | 70° | 56° | 63° | — | — |
| 1999 | 72° | 49° | 60° | — | — |
| 1998 | 73° | 51° | 62° | — | — |
| 1997 | 79° | 57° | 68° | — | — |
| 1996 | 76° | 50° | 63° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA