Weather on October 21
Thousand Oaks, CA
55 Years of Data
About This Date
October 21st in Thousand Oaks, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 55°F. Over 31 years of records, the warmest October 21st was in 1999 (83°F average), while the coldest was 2007 (17°F) — a 66°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 6.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.9°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Thousand Oaks, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 54° | 69° | — | — |
| 2024 | 84° | 65° | 74° | — | — |
| 2023 | 82° | 61° | 71° | — | — |
| 2022 | 84° | 57° | 71° | — | — |
| 2021 | 81° | 60° | 70° | — | — |
| 2020 | 81° | 57° | 69° | — | — |
| 2019 | 90° | 68° | 79° | — | — |
| 2018 | 85° | 60° | 72° | — | — |
| 2017 | 78° | 55° | 67° | — | — |
| 2016 | 92° | 68° | 80° | — | — |
| 2015 | 83° | 67° | 75° | — | — |
| 2014 | 78° | 59° | 69° | — | — |
| 2013 | 85° | 58° | 71° | — | — |
| 2012 | 70° | 59° | 64° | — | — |
| 2011 | 68° | 54° | 61° | — | — |
| 2010 | 61° | 57° | 59° | — | — |
| 2009 | 82° | 52° | 67° | — | — |
| 2008 | 84° | 48° | 66° | — | — |
| 2007coldest | 73° | -40° | 17° | — | — |
| 2006 | 88° | 55° | 71° | — | — |
| 2005 | 64° | 52° | 58° | — | — |
| 2004 | 64° | 46° | 55° | — | — |
| 2003 | 100° | 64° | 82° | — | — |
| 2002 | 66° | 55° | 61° | — | — |
| 2001 | 68° | 55° | 62° | — | — |
| 2000 | 66° | 54° | 60° | — | — |
| 1999warmest | 93° | 73° | 83° | — | — |
| 1998 | 79° | 57° | 68° | — | — |
| 1997 | 74° | 53° | 63° | — | — |
| 1996 | 66° | 55° | 61° | — | — |
| 1995 | 68° | 52° | 60° | — | — |
Thousand Oaks, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Thousand Oaks, CA Monthly Precipitation
Average rainfall per month, in inches.
Thousand Oaks, 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 Thousand Oaks, CA
Most pleasant months in Thousand Oaks, CA: June, July, August, September, November.