Weather on February 4
Irvine, CA
55 Years of Data
Avg High
70°F
Avg Low
45°F
Warmest
2026
77°F avg
Coldest
1982
45°F avg
About This Date
February 4th in Irvine, CA typically brings pleasant winter weather, with average highs around 70°F and lows near 45°F — a 25°F daily swing. Over 56 years of records, the warmest February 4th was in 2026 (77°F average), while the coldest was 1982 (45°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 20% of February 4th dates historically, with the wettest February 4th recording 2.21" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for February 4th in Irvine, CA? Great weather for outdoor activities.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 89° | 64° | 77° | — | — |
| 2025 | 64° | 47° | 55° | — | — |
| 2024 | 62° | 51° | 57° | 0.46" | — |
| 2023 | 73° | 48° | 61° | — | — |
| 2022 | 76° | 46° | 61° | — | — |
| 2021 | 68° | 45° | 56° | — | — |
| 2020 | 59° | 46° | 53° | — | — |
| 2019 | 60° | 51° | 56° | 1.02" | — |
| 2018 | 80° | 48° | 64° | — | — |
| 2017 | 70° | 48° | 59° | — | — |
| 2016 | 73° | 45° | 59° | — | — |
| 2015 | 77° | 47° | 62° | — | — |
| 2014 | 65° | 49° | 57° | — | — |
| 2013 | 71° | 44° | 58° | — | — |
| 2012 | 79° | 46° | 62° | — | — |
| 2011 | 66° | 39° | 53° | — | — |
| 2010 | 64° | 43° | 53° | — | — |
| 2009 | 82° | 50° | 66° | — | — |
| 2008 | 68° | 44° | 56° | 1.6" | — |
| 2007 | 82° | 51° | 67° | — | — |
| 2006 | 70° | 47° | 58° | — | — |
| 2005 | 74° | 52° | 63° | — | — |
| 2004 | 67° | 46° | 56° | — | — |
| 2003 | 73° | 42° | 58° | — | — |
| 2002 | 71° | 35° | 53° | — | — |
| 2001 | 88° | 49° | 68° | — | — |
| 2000 | 67° | 45° | 56° | — | — |
| 1999 | 59° | 47° | 53° | — | — |
| 1998 | 69° | 45° | 57° | 1.09" | — |
| 1997 | 69° | 42° | 56° | — | — |
| 1996 | 74° | 47° | 60° | — | — |
| 1995 | 88° | 45° | 66° | — | — |
| 1994 | 63° | 49° | 56° | 2.03" | — |
| 1993 | 76° | 40° | 58° | — | — |
| 1992 | 79° | 42° | 60° | — | — |
| 1991 | 71° | 45° | 58° | — | — |
| 1990 | 54° | 36° | 45° | 0.81" | — |
| 1989 | 55° | 50° | 53° | 1.27" | — |
| 1988 | 72° | 52° | 62° | — | — |
| 1987 | 66° | 48° | 57° | — | — |
| 1986 | 65° | 40° | 52° | — | — |
| 1985 | 56° | 43° | 49° | 0.05" | — |
| 1984 | 74° | 48° | 61° | — | — |
| 1983 | 59° | 42° | 51° | — | — |
| 1982coldest | 55° | 36° | 45° | — | — |
| 1981 | 70° | 37° | 53° | — | — |
| 1980 | 78° | 45° | 61° | — | — |
| 1979 | 69° | 42° | 56° | — | — |
| 1978 | 76° | 43° | 59° | — | — |
| 1977 | 74° | 40° | 57° | — | — |
| 1976 | 65° | 37° | 51° | 0.61" | — |
| 1975 | 58° | 43° | 50° | 2.21" | — |
| 1974 | 81° | 45° | 63° | — | — |
| 1973 | 65° | 46° | 55° | 0.36" | — |
| 1972 | 64° | 34° | 49° | — | — |
| 1971 | 67° | 37° | 52° | — | — |
56 years of data from IRVINE RCH