Weather on October 27
Irvine, CA
55 Years of Data
Avg High
78°F
Avg Low
53°F
Warmest
2003
83°F avg
Coldest
1971
56°F avg
About This Date
October 27th in Irvine, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 53°F — a 25°F daily swing. Over 55 years of records, the warmest October 27th was in 2003 (83°F average), while the coldest was 1971 (56°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 9% of October 27th dates historically, with the wettest October 27th recording 5.84" of rain. The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for October 27th in Irvine, CA? Great weather for outdoor activities.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 57° | 66° | — | — |
| 2024 | 81° | 59° | 70° | — | — |
| 2023 | 72° | 47° | 59° | — | — |
| 2022 | 77° | 55° | 66° | — | — |
| 2021 | 83° | 53° | 68° | — | — |
| 2020 | 73° | 50° | 62° | — | — |
| 2019 | 83° | 56° | 69° | — | — |
| 2018 | 83° | 56° | 69° | — | — |
| 2017 | 88° | 68° | 78° | — | — |
| 2016 | 80° | 57° | 69° | — | — |
| 2015 | 86° | 59° | 73° | — | — |
| 2014 | 80° | 53° | 67° | — | — |
| 2013 | 76° | 58° | 67° | — | — |
| 2012 | 92° | 53° | 72° | — | — |
| 2011 | 81° | 55° | 68° | — | — |
| 2010 | 82° | 48° | 65° | — | — |
| 2009 | 88° | 54° | 71° | — | — |
| 2008 | 94° | 49° | 71° | — | — |
| 2007 | 80° | 55° | 68° | — | — |
| 2006 | 89° | 63° | 76° | — | — |
| 2005 | 65° | 51° | 58° | — | — |
| 2004 | 64° | 51° | 58° | 5.84" | — |
| 2003warmest | 92° | 75° | 83° | — | — |
| 2002 | 70° | 48° | 59° | — | — |
| 2001 | 80° | 50° | 65° | — | — |
| 2000 | 64° | 54° | 59° | 1.7" | — |
| 1999 | 79° | 55° | 67° | — | — |
| 1998 | 77° | 51° | 64° | — | — |
| 1997 | 84° | 50° | 67° | — | — |
| 1996 | 76° | 46° | 61° | — | — |
| 1995 | 88° | 48° | 68° | — | — |
| 1994 | 84° | 48° | 66° | — | — |
| 1993 | 87° | 68° | 78° | — | — |
| 1992 | 78° | 56° | 67° | — | — |
| 1991 | 71° | 47° | 59° | 0.48" | — |
| 1990 | 83° | 49° | 66° | — | — |
| 1989 | 73° | 39° | 56° | — | — |
| 1988 | 73° | 52° | 62° | — | — |
| 1987 | 86° | 63° | 74° | — | — |
| 1986 | 84° | 51° | 68° | — | — |
| 1985 | 74° | 59° | 66° | — | — |
| 1984 | 72° | 54° | 63° | — | — |
| 1983 | 86° | 57° | 72° | — | — |
| 1982 | 76° | 44° | 60° | 0.08" | — |
| 1981 | 64° | 59° | 62° | — | — |
| 1980 | 69° | 46° | 58° | — | — |
| 1979 | 76° | 57° | 66° | — | — |
| 1978 | 80° | 52° | 66° | — | — |
| 1977 | 77° | 50° | 64° | — | — |
| 1976 | 79° | 48° | 63° | — | — |
| 1975 | 75° | 52° | 63° | 0.03" | — |
| 1974 | 70° | 52° | 61° | — | — |
| 1973 | 79° | 48° | 63° | — | — |
| 1972 | 66° | 51° | 59° | — | — |
| 1971coldest | 62° | 50° | 56° | — | — |
55 years of data from IRVINE RCH