Weather on September 5
Oceanside, CA
55 Years of Data
Avg High
78°F
Avg Low
63°F
Warmest
1990
79°F avg
Coldest
1980
63°F avg
About This Date
September 5th in Oceanside, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 63°F. Over 54 years of records, the warmest September 5th was in 1990 (79°F average), while the coldest was 1980 (63°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 7% of September 5th dates historically, with the wettest September 5th recording 0.64" of rain. The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
Planning for September 5th in Oceanside, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 59° | 68° | — | — |
| 2024 | 89° | 62° | 76° | — | — |
| 2023 | 75° | 65° | 70° | — | — |
| 2022 | 88° | 69° | 78° | — | — |
| 2021 | 83° | 57° | 70° | — | — |
| 2020 | 91° | 63° | 77° | — | — |
| 2019 | 87° | 66° | 77° | — | — |
| 2018 | 79° | 61° | 70° | — | — |
| 2017 | 81° | 61° | 71° | — | — |
| 2016 | 74° | 58° | 66° | — | — |
| 2015 | 80° | 61° | 70° | — | — |
| 2014 | 80° | 61° | 70° | — | — |
| 2013 | 85° | 68° | 76° | — | — |
| 2012 | 86° | 68° | 77° | — | — |
| 2011 | 78° | 59° | 69° | — | — |
| 2010 | 74° | 61° | 67° | 0.03" | — |
| 2009 | 81° | 59° | 70° | — | — |
| 2008 | 80° | 62° | 71° | — | — |
| 2007 | 76° | 64° | 70° | — | — |
| 2006 | 84° | 64° | 74° | — | — |
| 2005 | 75° | 55° | 65° | — | — |
| 2004 | 101° | 56° | 78° | — | — |
| 2003 | 86° | 64° | 75° | — | — |
| 2002 | 78° | 64° | 71° | — | — |
| 2001 | 75° | 66° | 71° | — | — |
| 2000 | 78° | 50° | 64° | — | — |
| 1999 | 71° | 63° | 67° | — | — |
| 1998 | 72° | 69° | 70° | — | — |
| 1997 | 77° | 71° | 74° | — | — |
| 1996 | 69° | 63° | 66° | — | — |
| 1995 | 77° | 63° | 70° | — | — |
| 1994 | 75° | 61° | 68° | — | — |
| 1993 | 69° | 66° | 68° | — | — |
| 1992 | 70° | 60° | 65° | — | — |
| 1991 | 67° | 64° | 65° | — | — |
| 1990warmest | 94° | 65° | 79° | — | — |
| 1989 | 70° | 57° | 63° | — | — |
| 1988 | 82° | 73° | 78° | — | — |
| 1987 | 68° | 62° | 65° | — | — |
| 1986 | 69° | 61° | 65° | — | — |
| 1985 | 73° | 57° | 65° | — | — |
| 1984 | 82° | 69° | 76° | — | — |
| 1983 | 77° | 64° | 71° | — | — |
| 1982 | 78° | 61° | 69° | — | — |
| 1981 | 71° | 66° | 69° | — | — |
| 1980coldest | 70° | 56° | 63° | — | — |
| 1979 | 77° | 62° | 70° | — | — |
| 1978 | 74° | 67° | 70° | 0.64" | — |
| 1977 | 74° | 62° | 68° | — | — |
| 1976 | 79° | 68° | 73° | 0.05" | — |
| 1975 | 77° | 63° | 70° | — | — |
| 1974 | 79° | 66° | 72° | — | — |
| 1973 | 76° | 62° | 69° | — | — |
| 1972 | 82° | 64° | 73° | 0.03" | — |
54 years of data from OCEANSIDE MUNI AP