Weather on May 10
Simi Valley, CA
55 Years of Data
Avg High
75°F
Avg Low
55°F
Warmest
2006
125°F avg
Coldest
2003
55°F avg
About This Date
May 10th in Simi Valley, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 55°F. Over 30 years of records, the warmest May 10th was in 2006 (125°F average), while the coldest was 2003 (55°F) — a 70°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 May 10th in Simi Valley, CA? Great weather for outdoor activities.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 99° | 75° | 87° | — | — |
| 2024 | 79° | 50° | 64° | — | — |
| 2023 | 69° | 46° | 58° | — | — |
| 2022 | 67° | 49° | 58° | — | — |
| 2021 | 70° | 53° | 61° | — | — |
| 2020 | 79° | 53° | 66° | — | — |
| 2019 | 61° | 52° | 56° | — | — |
| 2018 | 80° | 57° | 69° | — | — |
| 2017 | 62° | 52° | 57° | — | — |
| 2016 | 73° | 51° | 62° | — | — |
| 2015 | 79° | 52° | 65° | — | — |
| 2014 | 74° | 54° | 64° | — | — |
| 2013 | 81° | 54° | 67° | — | — |
| 2012 | 73° | 55° | 64° | — | — |
| 2011 | 66° | 46° | 56° | — | — |
| 2010 | 65° | 47° | 56° | — | — |
| 2009 | 72° | 52° | 62° | — | — |
| 2008 | 68° | 52° | 60° | — | — |
| 2007 | 77° | 52° | 64° | — | — |
| 2006warmest | 127° | 124° | 125° | — | — |
| 2005 | 66° | 46° | 56° | — | — |
| 2004 | 68° | 54° | 61° | — | — |
| 2003coldest | 66° | 45° | 55° | — | — |
| 2002 | 66° | 48° | 57° | — | — |
| 2001 | 86° | 58° | 72° | — | — |
| 2000 | 70° | 52° | 61° | — | — |
| 1999 | 72° | 48° | 60° | — | — |
| 1998 | 66° | 50° | 58° | — | — |
| 1997 | 89° | 58° | 73° | — | — |
| 1996 | 92° | 59° | 75° | — | — |
30 years of data from SIMI VALLEY CALIFORNIA