Weather on February 17
Simi Valley, CA
55 Years of Data
Avg High
64°F
Avg Low
47°F
Warmest
2007
73°F avg
Coldest
2019
44°F avg
About This Date
February 17th 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 17th was in 2007 (73°F average), while the coldest was 2019 (44°F) — a 29°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 February 17th in Simi Valley, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 55° | 42° | 49° | — | — |
| 2025 | 68° | 52° | 60° | — | — |
| 2024 | 62° | 46° | 54° | — | — |
| 2023 | 59° | 45° | 52° | — | — |
| 2022 | 65° | 47° | 56° | — | — |
| 2021 | 63° | 46° | 54° | — | — |
| 2020 | 74° | 52° | 63° | — | — |
| 2019coldest | 49° | 40° | 44° | — | — |
| 2018 | 74° | 57° | 65° | — | — |
| 2017 | 51° | 45° | 48° | — | — |
| 2016 | 66° | 48° | 57° | — | — |
| 2015 | 71° | 50° | 61° | — | — |
| 2014 | 75° | 51° | 63° | — | — |
| 2013 | 72° | 46° | 59° | — | — |
| 2012 | 72° | 46° | 59° | — | — |
| 2011 | 54° | 36° | 45° | — | — |
| 2010 | 78° | 54° | 66° | — | — |
| 2009 | 54° | 45° | 49° | — | — |
| 2008 | 59° | 39° | 49° | — | — |
| 2007warmest | 81° | 66° | 73° | — | — |
| 2006 | 52° | 39° | 45° | — | — |
| 2005 | 68° | 55° | 62° | — | — |
| 2004 | 73° | 48° | 61° | — | — |
| 2003 | 63° | 50° | 56° | — | — |
| 2002 | 54° | 43° | 48° | — | — |
| 2001 | 64° | 47° | 55° | — | — |
| 2000 | 59° | 40° | 49° | — | — |
| 1999 | 72° | 47° | 59° | — | — |
| 1998 | 57° | 43° | 50° | — | — |
| 1997 | 62° | 45° | 53° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA