Weather on December 11
Pomona, CA
55 Years of Data
Avg High
67°F
Avg Low
43°F
Warmest
2025
69°F avg
Coldest
1972
39°F avg
About This Date
December 11th in Pomona, CA typically brings mild winter weather, with average highs around 67°F and lows near 43°F. Over 52 years of records, the warmest December 11th was in 2025 (69°F average), while the coldest was 1972 (39°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 6% of December 11th dates historically, with the wettest December 11th recording 1.14" of rain. The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
Planning for December 11th in Pomona, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 82° | 55° | 69° | — | — |
| 2024 | 71° | 41° | 56° | — | — |
| 2023 | 75° | 48° | 62° | — | — |
| 2022 | 51° | 38° | 44° | — | — |
| 2021 | 64° | 38° | 51° | — | — |
| 2020 | 56° | 43° | 49° | — | — |
| 2019 | 63° | 45° | 54° | — | — |
| 2018 | 65° | 47° | 56° | — | — |
| 2017 | 79° | 52° | 65° | — | — |
| 2016 | 58° | 53° | 55° | — | — |
| 2015 | 58° | 40° | 49° | — | — |
| 2014 | 68° | 50° | 59° | — | — |
| 2013 | 70° | 34° | 52° | — | — |
| 2012 | 74° | 46° | 60° | — | — |
| 2011 | 58° | 38° | 48° | — | — |
| 2010 | 77° | 49° | 63° | — | — |
| 2009 | 56° | 44° | 50° | — | — |
| 2008 | 77° | 46° | 62° | — | — |
| 2007 | 60° | 38° | 49° | — | — |
| 2006 | 64° | 44° | 54° | — | — |
| 2005 | 48° | 44° | 46° | — | — |
| 2004 | 82° | 48° | 65° | — | — |
| 2003 | 60° | 41° | 51° | — | — |
| 2002 | 70° | 43° | 56° | — | — |
| 2001 | 64° | 38° | 51° | — | — |
| 2000 | 60° | 41° | 51° | — | — |
| 1999 | 65° | 40° | 52° | — | — |
| 1998 | 67° | 37° | 52° | — | — |
| 1994 | 70° | 34° | 52° | — | — |
| 1993 | 58° | 44° | 51° | 1.14" | — |
| 1992 | 71° | 39° | 55° | — | — |
| 1991 | 65° | 53° | 59° | 0.36" | — |
| 1990 | 76° | 45° | 60° | — | — |
| 1989 | 66° | 33° | 50° | — | — |
| 1988 | 77° | 42° | 60° | — | — |
| 1987 | 79° | 42° | 60° | — | — |
| 1986 | 70° | 36° | 53° | — | — |
| 1985 | 57° | 32° | 45° | — | — |
| 1984 | 68° | 52° | 60° | 0.1" | — |
| 1983 | 62° | 39° | 51° | — | — |
| 1982 | 73° | 48° | 61° | — | — |
| 1981 | 65° | 44° | 54° | — | — |
| 1980 | 78° | 36° | 57° | — | — |
| 1979 | 66° | 48° | 57° | — | — |
| 1978 | 78° | 46° | 62° | — | — |
| 1977 | 71° | 49° | 60° | — | — |
| 1976 | 69° | 41° | 55° | — | — |
| 1975 | 68° | 47° | 57° | — | — |
| 1974 | 65° | 40° | 52° | — | — |
| 1973 | 82° | 45° | 63° | — | — |
| 1972coldest | 47° | 32° | 39° | — | — |
| 1971 | 56° | 37° | 46° | — | — |
52 years of data from POMONA/FAIRPLEX