Glenn County, CA
: September 2026 so far averaged 67.6°F in Glenn County, CA, the coldest 1 to 29 September in the county average since 1986, tied 4th coldest of 76 (with 1978) (county average from NOAA gridded data, 1951 to 2026).
Last updated . This page normally updates every day; the latest update is late.
- Tuesday 29 September 2026: a high of 84.8°F averaged over Glenn County, CA, the coldest 29 September day in the county average since 2025, tied 35th coldest of 76 (with 1974) (county average from NOAA gridded data, 1951 to 2026).
- Tuesday 29 September 2026: a low of 48.2°F averaged over Glenn County, CA, the coldest 29 September night in the county average since 2021, 9th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
- No measurable precipitation in the county average of Glenn County, CA for 14 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).
The month
- August 2026 averaged 77.9°F in Glenn County, CA, the warmest August in the county average since 2025, tied 20th warmest of 132 (with 1998, 1966 and 1939) (county average from NOAA's monthly county data, 1895 to 2026).
- Days of the month without a value
- 0
Every year on this date
- Above the normal range
- In it
- Below it
- Normal range
- This year and the extreme
Every year as a table
| Year | High, °F | Low, °F |
|---|---|---|
| 2026 | 84.8 | 48.2 |
| 2025 | 71.9 | 55.7 |
| 2024 | 93.1 | 60 |
| 2023 | 81.9 | 51.7 |
| 2022 | 82.8 | 54 |
| 2021 | 75.7 | 48 |
| 2020 | 96.7 | 62.2 |
| 2019 | 69.5 | 44 |
| 2018 | 87.5 | 52.6 |
| 2017 | 87.3 | 55.3 |
| 2016 | 92.2 | 58.1 |
| 2015 | 88.5 | 54.6 |
| 2014 | 72.4 | 51.9 |
| 2013 | 78.1 | 51 |
| 2012 | 95.5 | 59.1 |
| 2011 | 92.5 | 58.6 |
| 2010 | 100.1 | 59.3 |
| 2009 | 88.1 | 53.9 |
| 2008 | 96.8 | 59.6 |
| 2007 | 68.4 | 42.5 |
| 2006 | 88.2 | 53.4 |
| 2005 | 93.5 | 54.1 |
| 2004 | 78.1 | 50.8 |
| 2003 | 89.6 | 55.2 |
| 2002 | 76.9 | 49.5 |
| 2001 | 83.8 | 50.5 |
| 2000 | 85.7 | 52.5 |
| 1999 | 89.7 | 55.2 |
| 1998 | 76.9 | 47.5 |
| 1997 | 93.3 | 58 |
| 1996 | 90.8 | 56.7 |
| 1995 | 73.5 | 49.7 |
| 1994 | 76.9 | 54.3 |
| 1993 | 94.3 | 54.6 |
| 1992 | 94.6 | 57.8 |
| 1991 | 91.9 | 57 |
| 1990 | 94.9 | 59.6 |
| 1989 | 77.6 | 55.2 |
| 1988 | 92.4 | 54.8 |
| 1987 | 93.2 | 56.1 |
| 1986 | 74.4 | 46.5 |
| 1985 | 80.6 | 50.6 |
| 1984 | 88.4 | 54.6 |
| 1983 | 80.8 | 53.8 |
| 1982 | 73.3 | 50 |
| 1981 | 71.2 | 48.9 |
| 1980 | 87.9 | 51.9 |
| 1979 | 87.5 | 54 |
| 1978 | 88.9 | 55.3 |
| 1977 | 69.9 | 58.3 |
| 1976 | 73.4 | 56.8 |
| 1975 | 86.9 | 52 |
| 1974 | 84.8 | 50.7 |
| 1973 | 90.2 | 54.9 |
| 1972 | 78.9 | 52.8 |
| 1971 | 67.7 | 50.6 |
| 1970 | 89.3 | 54.4 |
| 1969 | 86 | 60.7 |
| 1968 | 88.2 | 55.3 |
| 1967 | 89.6 | 60.9 |
| 1966 | 97.4 | 62.3 |
| 1965 | 76.2 | 47.1 |
| 1964 | 77.6 | 47.4 |
| 1963 | 93.5 | 59.2 |
| 1962 | 67.2 | 51 |
| 1961 | 82.1 | 50 |
| 1960 | 88 | 55.7 |
| 1959 | 73.4 | 55.9 |
| 1958 | 95.4 | 58.1 |
| 1957 | 63.3 | 54.1 |
| 1956 | 86.6 | 54.6 |
| 1955 | 78.4 | 44.9 |
| 1954 | 81.8 | 53.4 |
| 1953 | 78.7 | 54.2 |
| 1952 | 93.8 | 59.3 |
| 1951 | 71.3 | 57 |
Nearby
Ukiah, CA 53.8 mi, the nearest city with its own station