Weather on February 23
Simi Valley, CA
55 Years of Data
Avg High
64°F
Avg Low
47°F
Warmest
2026
71°F avg
Coldest
2023
41°F avg
About This Date
February 23rd in Simi Valley, CA typically brings mild winter weather, with average highs around 64°F and lows near 47°F. Over 30 years of records, the warmest February 23rd was in 2026 (71°F average), while the coldest was 2023 (41°F) — a 30°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for February 23rd in Simi Valley, CA? Great weather for outdoor activities.
Warming Trend
2.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 77° | 64° | 71° | — | — |
| 2025 | 81° | 60° | 70° | — | — |
| 2024 | 72° | 55° | 63° | — | — |
| 2023coldest | 47° | 35° | 41° | — | — |
| 2022 | 52° | 35° | 43° | — | — |
| 2021 | 79° | 60° | 69° | — | — |
| 2020 | 66° | 46° | 56° | — | — |
| 2019 | 59° | 41° | 50° | — | — |
| 2018 | 53° | 37° | 45° | — | — |
| 2017 | 52° | 39° | 45° | — | — |
| 2016 | 79° | 60° | 69° | — | — |
| 2015 | 62° | 44° | 53° | — | — |
| 2014 | 77° | 52° | 64° | — | — |
| 2013 | 64° | 48° | 56° | — | — |
| 2012 | 82° | 48° | 65° | — | — |
| 2011 | 55° | 37° | 46° | — | — |
| 2010 | 64° | 50° | 57° | — | — |
| 2009 | 70° | 52° | 61° | — | — |
| 2008 | 55° | 43° | 49° | — | — |
| 2007 | 55° | 37° | 46° | — | — |
| 2006 | 68° | 41° | 55° | — | — |
| 2005 | 61° | 48° | 54° | — | — |
| 2004 | 59° | 45° | 52° | — | — |
| 2003 | 59° | 45° | 52° | — | — |
| 2002 | 68° | 50° | 59° | — | — |
| 2001 | 52° | 39° | 45° | — | — |
| 2000 | 51° | 42° | 47° | — | — |
| 1999 | 78° | 58° | 68° | — | — |
| 1998 | 54° | 45° | 49° | — | — |
| 1997 | 64° | 50° | 57° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA