Weather on August 6
Costa Mesa, CA
55 Years of Data
About This Date
August 6th in Costa Mesa, CA typically brings warm summer weather, with average highs around 83°F and lows near 65°F. Over 55 years of records, the warmest August 6th was in 1983 (86°F average), while the coldest was 1993 (67°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 6th dates historically. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for August 6th in Costa Mesa, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 66° | 74° | — | — |
| 2024 | 80° | 67° | 73° | — | — |
| 2023 | 82° | 67° | 74° | — | — |
| 2022 | 84° | 67° | 75° | — | — |
| 2021 | 78° | 68° | 73° | — | — |
| 2020 | 75° | 65° | 70° | — | — |
| 2019 | 83° | 68° | 75° | — | — |
| 2018 | 89° | 68° | 79° | — | — |
| 2017 | 79° | 69° | 74° | — | — |
| 2016 | 78° | 67° | 72° | — | — |
| 2015 | 80° | 67° | 73° | — | — |
| 2014 | 79° | 68° | 73° | — | — |
| 2013 | 76° | 64° | 70° | — | — |
| 2012 | 84° | 66° | 75° | — | — |
| 2011 | 77° | 62° | 70° | — | — |
| 2010 | 76° | 64° | 70° | — | — |
| 2009 | 78° | 63° | 70° | — | — |
| 2008 | 85° | 68° | 76° | — | — |
| 2007 | 78° | 67° | 72° | — | — |
| 2006 | 77° | 67° | 72° | — | — |
| 2005 | 80° | 66° | 73° | — | — |
| 2004 | 78° | 62° | 70° | — | — |
| 2003 | 81° | 64° | 72° | — | — |
| 2002 | 74° | 61° | 67° | — | — |
| 2001 | 82° | 66° | 74° | — | — |
| 2000 | 76° | 65° | 70° | — | — |
| 1999 | 73° | 63° | 68° | — | — |
| 1998 | 80° | 66° | 73° | — | — |
| 1997 | 91° | 70° | 80° | — | — |
| 1996 | 80° | 65° | 72° | — | — |
| 1995 | 83° | 60° | 71° | — | — |
| 1994 | 94° | 66° | 80° | — | — |
| 1993coldest | 83° | 52° | 67° | — | — |
| 1992 | 84° | 68° | 76° | — | — |
| 1991 | 80° | 62° | 71° | — | — |
| 1990 | 85° | 66° | 75° | — | — |
| 1989 | 85° | 66° | 75° | — | — |
| 1988 | 80° | 65° | 72° | — | — |
| 1987 | 83° | 67° | 75° | — | — |
| 1986 | 80° | 65° | 72° | — | — |
| 1985 | 83° | 62° | 72° | — | — |
| 1984 | 83° | 67° | 75° | — | — |
| 1983warmest | 101° | 71° | 86° | 0.25" | — |
| 1982 | 97° | 67° | 82° | — | — |
| 1981 | 83° | 66° | 74° | — | — |
| 1980 | 86° | 64° | 75° | — | — |
| 1979 | 90° | 68° | 79° | — | — |
| 1978 | 89° | 67° | 78° | — | — |
| 1977 | 85° | 64° | 74° | — | — |
| 1976 | 79° | 61° | 70° | — | — |
| 1975 | 84° | 62° | 73° | — | — |
| 1974 | 83° | 64° | 73° | — | — |
| 1973 | 78° | 64° | 71° | — | — |
| 1972 | 90° | 67° | 78° | — | — |
| 1971 | 94° | 67° | 80° | — | — |
Costa Mesa, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Costa Mesa, CA Monthly Precipitation
Average rainfall per month, in inches.
Costa Mesa, 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 Costa Mesa, CA
Most pleasant months in Costa Mesa, CA: June, July.