Weather on August 29
Simi Valley, CA
55 Years of Data
About This Date
August 29th in Simi Valley, CA typically brings hot summer weather, with average highs around 92°F and lows near 66°F — a 26°F daily swing. Over 30 years of records, the warmest August 29th was in 1998 (97°F average), while the coldest was 2010 (62°F) — a 35°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
Planning for August 29th in Simi Valley, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 72° | 84° | — | — |
| 2024 | 86° | 57° | 72° | — | — |
| 2023 | 102° | 79° | 90° | — | — |
| 2022 | 90° | 60° | 75° | — | — |
| 2021 | 102° | 72° | 87° | — | — |
| 2020 | 93° | 57° | 75° | — | — |
| 2019 | 94° | 66° | 80° | — | — |
| 2018 | 91° | 63° | 77° | — | — |
| 2017 | 107° | 81° | 94° | — | — |
| 2016 | 95° | 66° | 81° | — | — |
| 2015 | 97° | 74° | 85° | — | — |
| 2014 | 97° | 72° | 84° | — | — |
| 2013 | 102° | 75° | 89° | — | — |
| 2012 | 93° | 70° | 81° | — | — |
| 2011 | 86° | 64° | 75° | — | — |
| 2010coldest | 70° | 54° | 62° | — | — |
| 2009 | 100° | 72° | 86° | — | — |
| 2008 | 95° | 59° | 77° | — | — |
| 2007 | 90° | 68° | 79° | — | — |
| 2006 | 86° | 63° | 74° | — | — |
| 2005 | 88° | 64° | 76° | — | — |
| 2004 | 84° | 59° | 72° | — | — |
| 2003 | 82° | 59° | 71° | — | — |
| 2002 | 77° | 57° | 67° | — | — |
| 2001 | 80° | 58° | 69° | — | — |
| 2000 | 74° | 59° | 66° | — | — |
| 1999 | 95° | 64° | 80° | — | — |
| 1998warmest | 112° | 83° | 97° | — | — |
| 1997 | 91° | 63° | 77° | — | — |
| 1996 | 104° | 73° | 89° | — | — |
Simi Valley, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Simi Valley, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Simi Valley, CA
Most pleasant months in Simi Valley, CA: January, March, April, May, June, October, November.