Weather on May 31
Thousand Oaks, CA
55 Years of Data
About This Date
May 31st in Thousand Oaks, CA typically brings pleasant spring weather, with average highs around 79°F and lows near 54°F — a 25°F daily swing. Over 31 years of records, the warmest May 31st was in 2025 (80°F average), while the coldest was 2008 (56°F) — a 24°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 31st in Thousand Oaks, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 85° | 60° | 72° | — | — |
| 2025warmest | 100° | 61° | 80° | — | — |
| 2024 | 80° | 52° | 66° | — | — |
| 2023 | 66° | 51° | 59° | — | — |
| 2022 | 83° | 55° | 69° | — | — |
| 2021 | 85° | 53° | 69° | — | — |
| 2020 | 84° | 51° | 68° | — | — |
| 2019 | 80° | 52° | 66° | — | — |
| 2018 | 71° | 55° | 63° | — | — |
| 2017 | 77° | 54° | 65° | — | — |
| 2016 | 83° | 53° | 68° | — | — |
| 2015 | 82° | 55° | 69° | — | — |
| 2014 | 87° | 58° | 72° | — | — |
| 2013 | 82° | 58° | 70° | — | — |
| 2012 | 75° | 54° | 64° | — | — |
| 2011 | 68° | 48° | 58° | — | — |
| 2010 | 72° | 55° | 63° | — | — |
| 2009 | 68° | 55° | 62° | — | — |
| 2008coldest | 64° | 48° | 56° | — | — |
| 2007 | 66° | 48° | 57° | — | — |
| 2006 | 81° | 55° | 68° | — | — |
| 2005 | 72° | 54° | 63° | — | — |
| 2004 | 82° | 57° | 70° | — | — |
| 2003 | 72° | 54° | 63° | — | — |
| 2002 | 84° | 55° | 70° | — | — |
| 2001 | 95° | 57° | 76° | — | — |
| 2000 | 81° | 56° | 68° | — | — |
| 1999 | 77° | 48° | 63° | — | — |
| 1998 | 79° | 51° | 65° | — | — |
| 1997 | 88° | 60° | 74° | — | — |
| 1996 | 83° | 52° | 67° | — | — |
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.