Weather on February 1
Simi Valley, CA
55 Years of Data
Avg High
66°F
Avg Low
47°F
Warmest
2018
72°F avg
Coldest
2010
13°F avg
About This Date
February 1st in Simi Valley, CA typically brings mild winter weather, with average highs around 66°F and lows near 47°F. Over 31 years of records, the warmest February 1st was in 2018 (72°F average), while the coldest was 2010 (13°F) — a 59°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for February 1st in Simi Valley, CA? Great weather for outdoor activities.
Warming Trend
1.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 79° | 64° | 71° | — | — |
| 2025 | 69° | 55° | 62° | — | — |
| 2024 | 53° | 44° | 49° | — | — |
| 2023 | 63° | 48° | 55° | — | — |
| 2022 | 62° | 46° | 54° | — | — |
| 2021 | 68° | 55° | 62° | — | — |
| 2020 | 83° | 62° | 72° | — | — |
| 2019 | 55° | 48° | 52° | — | — |
| 2018warmest | 82° | 63° | 72° | — | — |
| 2017 | 66° | 45° | 55° | — | — |
| 2016 | 51° | 41° | 46° | — | — |
| 2015 | 74° | 58° | 66° | — | — |
| 2014 | 58° | 45° | 51° | — | — |
| 2013 | 76° | 59° | 67° | — | — |
| 2012 | 64° | 48° | 56° | — | — |
| 2011 | 64° | 41° | 53° | — | — |
| 2010coldest | 66° | -40° | 13° | — | — |
| 2009 | 77° | 48° | 63° | — | — |
| 2008 | 54° | 39° | 46° | — | — |
| 2007 | 57° | 41° | 49° | — | — |
| 2006 | 66° | 45° | 55° | — | — |
| 2005 | 70° | 55° | 62° | — | — |
| 2004 | 61° | 43° | 52° | — | — |
| 2003 | 75° | 54° | 64° | — | — |
| 2002 | 61° | 48° | 54° | — | — |
| 2001 | 65° | 51° | 58° | — | — |
| 2000 | 76° | 54° | 65° | — | — |
| 1999 | 61° | 45° | 53° | — | — |
| 1998 | 57° | 45° | 51° | — | — |
| 1997 | 71° | 49° | 60° | — | — |
| 1996 | 61° | 49° | 55° | — | — |
31 years of data from SIMI VALLEY CALIFORNIA