Weather on December 3
El Cajon, CA
55 Years of Data
About This Date
December 3rd in El Cajon, CA typically brings pleasant winter weather, with average highs around 71°F and lows near 43°F — a 28°F daily swing. Over 53 years of records, the warmest December 3rd was in 2006 (66°F average), while the coldest was 1984 (47°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 3rd dates historically, with the wettest December 3rd recording 1.65" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for December 3rd in El Cajon, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 52° | 59° | — | — |
| 2024 | 71° | 43° | 57° | — | — |
| 2023 | 72° | 40° | 56° | — | — |
| 2022 | 70° | 45° | 57° | — | — |
| 2021 | 70° | 50° | 60° | — | — |
| 2020 | 74° | 46° | 60° | — | — |
| 2019 | 68° | 49° | 58° | — | — |
| 2018 | 72° | 39° | 55° | — | — |
| 2017 | 72° | 54° | 63° | — | — |
| 2016 | 72° | 37° | 54° | — | — |
| 2015 | 81° | 41° | 61° | — | — |
| 2014 | 67° | 61° | 64° | 1.45" | — |
| 2013 | 65° | 40° | 52° | — | — |
| 2012 | 69° | 54° | 61° | — | — |
| 2011 | 66° | 45° | 55° | — | — |
| 2010 | 73° | 41° | 57° | — | — |
| 2009 | 70° | 52° | 61° | — | — |
| 2008 | 72° | 51° | 61° | — | — |
| 2007 | 82° | 39° | 61° | — | — |
| 2006warmest | 75° | 58° | 66° | — | — |
| 2005 | 67° | 54° | 60° | — | — |
| 2004 | 69° | 31° | 50° | — | — |
| 2003 | 73° | 41° | 57° | — | — |
| 2000 | 72° | 38° | 55° | — | — |
| 1999 | 71° | 43° | 57° | — | — |
| 1998 | 65° | 47° | 56° | — | — |
| 1997 | — | 46° | — | — | — |
| 1996 | 76° | 36° | 56° | — | — |
| 1995 | 74° | 47° | 60° | — | — |
| 1994 | 63° | 39° | 51° | — | — |
| 1993 | 81° | 45° | 63° | — | — |
| 1992 | 66° | 45° | 55° | — | — |
| 1991 | 71° | 35° | 53° | — | — |
| 1990 | 81° | 37° | 59° | — | — |
| 1989 | — | 37° | — | — | — |
| 1988 | 73° | 34° | 53° | — | — |
| 1987 | 75° | 41° | 58° | — | — |
| 1986 | 81° | 40° | 60° | — | — |
| 1985 | 69° | 54° | 61° | 1.65" | — |
| 1984coldest | 56° | 39° | 47° | 0.2" | — |
| 1983 | 66° | 47° | 56° | 0.28" | — |
| 1982 | 69° | 40° | 54° | — | — |
| 1981 | 81° | 41° | 61° | — | — |
| 1980 | 66° | 45° | 55° | — | — |
| 1979 | 82° | 37° | 60° | — | — |
| 1978 | 66° | 34° | 50° | — | — |
| 1977 | 78° | 43° | 60° | — | — |
| 1976 | 78° | 34° | 56° | — | — |
| 1975 | 69° | 39° | 54° | — | — |
| 1974 | 64° | 43° | 53° | — | — |
| 1973 | 67° | 34° | 50° | — | — |
| 1972 | 67° | 46° | 56° | — | — |
| 1971 | 59° | 47° | 53° | 0.53" | — |
El Cajon, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
El Cajon, CA Monthly Precipitation
Average rainfall per month, in inches.
El Cajon, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit El Cajon, CA
El Cajon, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.