Weather on March 28
Simi Valley, CA
55 Years of Data
Avg High
68°F
Avg Low
49°F
Warmest
2004
77°F avg
Coldest
1998
42°F avg
About This Date
March 28th in Simi Valley, CA typically brings mild spring weather, with average highs around 68°F and lows near 49°F. Over 31 years of records, the warmest March 28th was in 2004 (77°F average), while the coldest was 1998 (42°F) — a 35°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for March 28th 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 | 84° | 58° | 71° | — | — |
| 2025 | 63° | 48° | 55° | — | — |
| 2024 | 63° | 46° | 54° | — | — |
| 2023 | 68° | 44° | 56° | — | — |
| 2022 | 58° | 47° | 52° | — | — |
| 2021 | 84° | 61° | 72° | — | — |
| 2020 | 62° | 43° | 52° | — | — |
| 2019 | 64° | 49° | 56° | — | — |
| 2018 | 78° | 56° | 67° | — | — |
| 2017 | 71° | 52° | 61° | — | — |
| 2016 | 58° | 43° | 50° | — | — |
| 2015 | 87° | 65° | 76° | — | — |
| 2014 | 67° | 47° | 57° | — | — |
| 2013 | 75° | 48° | 62° | — | — |
| 2012 | 61° | 43° | 52° | — | — |
| 2011 | 64° | 45° | 54° | — | — |
| 2010 | 78° | 53° | 66° | — | — |
| 2009 | 77° | 52° | 64° | — | — |
| 2008 | 64° | 45° | 54° | — | — |
| 2007 | 63° | 41° | 52° | — | — |
| 2006 | 50° | 46° | 48° | — | — |
| 2005 | 63° | 48° | 55° | — | — |
| 2004warmest | 86° | 68° | 77° | — | — |
| 2003 | 72° | 61° | 66° | — | — |
| 2002 | 59° | 46° | 53° | — | — |
| 2001 | 78° | 51° | 65° | — | — |
| 2000 | 61° | 46° | 53° | — | — |
| 1999 | 71° | 50° | 61° | — | — |
| 1998coldest | 47° | 38° | 42° | — | — |
| 1997 | 63° | 49° | 56° | — | — |
| 1996 | 54° | 44° | 49° | — | — |
31 years of data from SIMI VALLEY CALIFORNIA