Weather on August 28
Irvine, CA
55 Years of Data
Avg High
90°F
Avg Low
62°F
Warmest
1995
88°F avg
Coldest
1979
63°F avg
About This Date
August 28th in Irvine, CA typically brings hot summer weather, with average highs around 90°F and lows near 62°F — a 28°F daily swing. Over 55 years of records, the warmest August 28th was in 1995 (88°F average), while the coldest was 1979 (63°F) — a 25°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for August 28th in Irvine, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 67° | 76° | — | — |
| 2024 | 86° | 65° | 75° | — | — |
| 2023 | 96° | 62° | 79° | — | — |
| 2022 | 83° | 67° | 75° | — | — |
| 2021 | 92° | 69° | 80° | — | — |
| 2020 | 94° | 69° | 81° | — | — |
| 2019 | 88° | 64° | 76° | — | — |
| 2018 | 87° | 65° | 76° | — | — |
| 2017 | 96° | 65° | 80° | — | — |
| 2016 | 80° | 66° | 73° | — | — |
| 2015 | 102° | 68° | 85° | — | — |
| 2014 | 100° | 68° | 84° | — | — |
| 2013 | 96° | 61° | 78° | — | — |
| 2012 | 98° | 60° | 79° | — | — |
| 2011 | 100° | 59° | 80° | — | — |
| 2010 | 86° | 56° | 71° | — | — |
| 2009 | 104° | 65° | 84° | — | — |
| 2008 | 87° | 61° | 74° | — | — |
| 2007 | 95° | 63° | 79° | — | — |
| 2006 | 95° | 56° | 75° | — | — |
| 2005 | 100° | 66° | 83° | — | — |
| 2004 | 88° | 60° | 74° | — | — |
| 2003 | 88° | 63° | 75° | — | — |
| 2002 | 83° | 62° | 72° | — | — |
| 2001 | 84° | 61° | 72° | — | — |
| 2000 | 74° | 62° | 68° | — | — |
| 1999 | 90° | 60° | 75° | — | — |
| 1998 | 96° | 63° | 79° | — | — |
| 1997 | 95° | 63° | 79° | — | — |
| 1996 | 98° | 55° | 77° | — | — |
| 1995warmest | 99° | 78° | 88° | — | — |
| 1994 | 90° | 57° | 73° | — | — |
| 1993 | 84° | 62° | 73° | — | — |
| 1992 | 92° | 56° | 74° | — | — |
| 1991 | 81° | 50° | 65° | — | — |
| 1990 | 92° | 56° | 74° | — | — |
| 1989 | 82° | 53° | 68° | — | — |
| 1988 | 87° | 66° | 77° | — | — |
| 1987 | 84° | 57° | 71° | — | — |
| 1986 | 92° | 60° | 76° | — | — |
| 1985 | 95° | 65° | 80° | — | — |
| 1984 | 94° | 67° | 80° | — | — |
| 1983 | 94° | 67° | 80° | — | — |
| 1982 | 79° | — | — | — | — |
| 1981 | 98° | 63° | 80° | — | — |
| 1980 | 81° | 62° | 71° | — | — |
| 1979coldest | 80° | 46° | 63° | — | — |
| 1978 | 85° | 61° | 73° | — | — |
| 1977 | 83° | 60° | 71° | — | — |
| 1976 | 87° | 60° | 74° | — | — |
| 1975 | 83° | 50° | 66° | — | — |
| 1974 | 80° | 56° | 68° | — | — |
| 1973 | 78° | 52° | 65° | — | — |
| 1972 | 89° | 65° | 77° | — | — |
| 1971 | 91° | 61° | 76° | — | — |
55 years of data from IRVINE RCH