Orange County, CA
: September 2026 so far averaged 76.8°F in Orange County, CA, the warmest 1 to 29 September in the county average since 2022, tied 4th warmest of 76 (with 2012) (county average from NOAA gridded data, 1951 to 2026).
Last updated . This page normally updates every day; the latest update is late.
- High
- 83.6°F
- Warmest since 2022
- 32nd warmest of 76
- Low
- 63.5°F
- Warmest since 2022
- 13th warmest of 76
No measurable precipitation in the county average of Orange County, CA for 22 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).
- Normal range, 57.4 to 67°F
Every year as a table
Every 29 September high of the county average in Orange County, CA since 1951: 83.6°F in 2026; the highest is 100.5°F, in 1963.
| Year | High, °F | Low, °F |
|---|---|---|
| 2026 | 83.6 | 63.5 |
| 2025 | 78.3 | 61.2 |
| 2024 | 81 | 57.1 |
| 2023 | 74.6 | 58.3 |
| 2022 | 90.7 | 67 |
| 2021 | 71.7 | 59 |
| 2020 | 90.9 | 63.4 |
| 2019 | 68.7 | 58 |
| 2018 | 80.5 | 61.5 |
| 2017 | 88.4 | 62.4 |
| 2016 | 89.6 | 68.6 |
| 2015 | 88.6 | 66.4 |
| 2014 | 76.1 | 58.5 |
| 2013 | 88.1 | 59.1 |
| 2012 | 88.1 | 63.7 |
| 2011 | 78.4 | 59.6 |
| 2010 | 94.3 | 68.9 |
| 2009 | 80.8 | 59.5 |
| 2008 | 84.1 | 61.4 |
| 2007 | 69.5 | 56.6 |
| 2006 | 87.1 | 59.8 |
| 2005 | 95 | 62.2 |
| 2004 | 74.5 | 56.4 |
| 2003 | 76.6 | 60.4 |
| 2002 | 67.6 | 57.5 |
| 2001 | 88 | 61.5 |
| 2000 | 75.7 | 61.1 |
| 1999 | 88.6 | 59.2 |
| 1998 | 72.8 | 53.4 |
| 1997 | 91.5 | 66.8 |
| 1996 | 84.9 | 60.2 |
| 1995 | 69.9 | 57.5 |
| 1994 | 89.1 | 68.4 |
| 1993 | 92.5 | 63.5 |
| 1992 | 93.4 | 63.6 |
| 1991 | 83.3 | 61.6 |
| 1990 | 75.9 | 61 |
| 1989 | 87.2 | 60.7 |
| 1988 | 87.2 | 56.8 |
| 1987 | 84.5 | 61.3 |
| 1986 | 71.6 | 52.1 |
| 1985 | 74 | 61.3 |
| 1984 | 91.5 | 64.2 |
| 1983 | 71.9 | 62.1 |
| 1982 | 69.4 | 55.5 |
| 1981 | 79.2 | 58.9 |
| 1980 | 83.7 | 56.4 |
| 1979 | 79.5 | 61.2 |
| 1978 | 92.6 | 66.5 |
| 1977 | 78.1 | 57.3 |
| 1976 | 77.4 | 61.9 |
| 1975 | 76.3 | 57.1 |
| 1974 | 77.5 | 58.9 |
| 1973 | 91 | 59 |
| 1972 | 79.7 | 62.6 |
| 1971 | 74.7 | 49.8 |
| 1970 | 90.6 | 63.4 |
| 1969 | 85.5 | 59.3 |
| 1968 | 73.9 | 60.5 |
| 1967 | 77.9 | 65.7 |
| 1966 | 78.8 | 63 |
| 1965 | 76.8 | 52.5 |
| 1964 | 75.6 | 54.2 |
| 1963 | 100.5 | 69.6 |
| 1962 | 75.1 | 56 |
| 1961 | 80.9 | 55.1 |
| 1960 | 77.9 | 58.3 |
| 1959 | 74.9 | 60.5 |
| 1958 | 84.5 | 61.8 |
| 1957 | 86.3 | 60.5 |
| 1956 | 91.8 | 61.2 |
| 1955 | 73.6 | 54 |
| 1954 | 71.9 | 58.5 |
| 1953 | 77.6 | 52.2 |
| 1952 | 76.4 | 59.4 |
| 1951 | 76.6 | 53.4 |
The month
August 2026 averaged 78.4°F in Orange County, CA, the warmest August in the county average since the data begin in 1895 (county average from NOAA's monthly county data, 1895 to 2026).
The month in words
- Tuesday 29 September 2026: a high of 83.6°F averaged over Orange County, CA, the warmest 29 September in the county average since 2022, 32nd warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
- Tuesday 29 September 2026: a low of 63.5°F averaged over Orange County, CA, the warmest 29 September night in the county average since 2022, tied 13th warmest of 76 (with 1993) (county average from NOAA gridded data, 1951 to 2026).
- Days of the month without a value
- 0
Nearby
Long Beach, CA 23.2 mi, the nearest city with its own station