Weather on May 26
Simi Valley, CA
55 Years of Data
Avg High
74°F
Avg Low
52°F
Warmest
2020
81°F avg
Coldest
2019
52°F avg
About This Date
May 26th in Simi Valley, CA typically brings pleasant spring weather, with average highs around 74°F and lows near 52°F. Over 30 years of records, the warmest May 26th was in 2020 (81°F average), while the coldest was 2019 (52°F) — a 29°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for May 26th in Simi Valley, CA? Great weather for outdoor activities.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 52° | 65° | — | — |
| 2024 | 69° | 49° | 59° | — | — |
| 2023 | 68° | 49° | 58° | — | — |
| 2022 | 85° | 51° | 68° | — | — |
| 2021 | 80° | 54° | 67° | — | — |
| 2020warmest | 96° | 66° | 81° | — | — |
| 2019coldest | 59° | 45° | 52° | — | — |
| 2018 | 72° | 49° | 60° | — | — |
| 2017 | 68° | 50° | 59° | — | — |
| 2016 | 72° | 50° | 61° | — | — |
| 2015 | 72° | 52° | 62° | — | — |
| 2014 | 90° | 55° | 72° | — | — |
| 2013 | 78° | 51° | 65° | — | — |
| 2012 | 64° | 45° | 54° | — | — |
| 2011 | 70° | 50° | 60° | — | — |
| 2010 | 67° | 52° | 59° | — | — |
| 2009 | 72° | 50° | 61° | — | — |
| 2008 | 64° | 50° | 57° | — | — |
| 2007 | 70° | 54° | 62° | — | — |
| 2006 | 68° | 54° | 61° | — | — |
| 2005 | 72° | 54° | 63° | — | — |
| 2004 | 68° | 54° | 61° | — | — |
| 2003 | 72° | 52° | 62° | — | — |
| 2002 | 66° | 52° | 59° | — | — |
| 2001 | 76° | 56° | 66° | — | — |
| 2000 | 87° | 53° | 70° | — | — |
| 1999 | 83° | 54° | 68° | — | — |
| 1998 | 65° | 44° | 54° | — | — |
| 1997 | 93° | 58° | 75° | — | — |
| 1996 | 77° | 49° | 63° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA