Weather on June 27
Simi Valley, CA
55 Years of Data
Avg High
87°F
Avg Low
59°F
Warmest
2022
87°F avg
Coldest
1996
59°F avg
About This Date
June 27th in Simi Valley, CA typically brings warm summer weather, with average highs around 87°F and lows near 59°F — a 28°F daily swing. Over 30 years of records, the warmest June 27th was in 2022 (87°F average), while the coldest was 1996 (59°F) — a 28°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 7.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.7°F warmer on this date compared to 20-30 years ago.
Planning for June 27th in Simi Valley, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
3.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 57° | 74° | — | — |
| 2024 | 88° | 61° | 74° | — | — |
| 2023 | 83° | 54° | 68° | — | — |
| 2022warmest | 105° | 68° | 87° | — | — |
| 2021 | 103° | 65° | 84° | — | — |
| 2020 | 88° | 58° | 73° | — | — |
| 2019 | 84° | 55° | 70° | — | — |
| 2018 | 87° | 59° | 73° | — | — |
| 2017 | 97° | 66° | 81° | — | — |
| 2016 | 99° | 66° | 82° | — | — |
| 2015 | 94° | 63° | 78° | — | — |
| 2014 | 88° | 57° | 72° | — | — |
| 2013 | 101° | 65° | 83° | — | — |
| 2012 | 82° | 55° | 69° | — | — |
| 2011 | 82° | 59° | 71° | — | — |
| 2010 | 76° | 54° | 65° | — | — |
| 2009 | 82° | 56° | 69° | — | — |
| 2008 | 79° | 55° | 67° | — | — |
| 2007 | 77° | 59° | 68° | — | — |
| 2006 | 93° | 59° | 76° | — | — |
| 2005 | 73° | 52° | 62° | — | — |
| 2004 | 68° | 57° | 63° | — | — |
| 2003 | 81° | 57° | 69° | — | — |
| 2002 | 86° | 54° | 70° | — | — |
| 2001 | 85° | 59° | 72° | — | — |
| 2000 | 97° | 67° | 82° | — | — |
| 1999 | 85° | 55° | 70° | — | — |
| 1998 | 85° | 58° | 71° | — | — |
| 1997 | 84° | 58° | 71° | — | — |
| 1996coldest | 72° | 47° | 59° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA