Weather on December 9
Richardson, TX
55 Years of Data
Avg High
58°F
Avg Low
38°F
Warmest
1993
67°F avg
Coldest
1995
27°F avg
About This Date
December 9th in Richardson, TX typically brings cool winter weather, with average highs around 58°F and lows near 38°F. Over 55 years of records, the warmest December 9th was in 1993 (67°F average), while the coldest was 1995 (27°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 18% of December 9th dates historically, with the wettest December 9th recording 8.31" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for December 9th in Richardson, TX? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 32° | 47° | — | — |
| 2024 | 71° | 50° | 61° | 0.03" | — |
| 2023 | 65° | 46° | 55° | — | — |
| 2022 | 66° | 57° | 62° | 0.05" | — |
| 2021 | 78° | 55° | 67° | — | — |
| 2020 | 77° | 38° | 57° | — | — |
| 2019 | 67° | 37° | 52° | — | — |
| 2018 | 50° | 36° | 43° | — | — |
| 2017 | 58° | 34° | 46° | — | — |
| 2016 | 36° | 27° | 31° | — | — |
| 2015 | 72° | 47° | 59° | — | — |
| 2014 | 60° | 39° | 50° | — | — |
| 2013 | 37° | 27° | 32° | 0.08" | — |
| 2012 | 68° | 38° | 53° | — | — |
| 2011 | 47° | 35° | 41° | — | — |
| 2010 | 57° | 36° | 46° | — | — |
| 2009 | 52° | 23° | 37° | — | — |
| 2008 | 67° | 32° | 49° | — | — |
| 2007 | 54° | 34° | 44° | — | — |
| 2006 | 53° | 29° | 41° | — | — |
| 2005 | 42° | 16° | 29° | — | — |
| 2004 | 68° | 48° | 58° | — | — |
| 2003 | 67° | 43° | 55° | — | — |
| 2002 | 48° | 44° | 46° | 2.08" | — |
| 2001 | 52° | 33° | 42° | — | — |
| 2000 | 63° | 43° | 53° | — | — |
| 1999 | 66° | 45° | 55° | 1.45" | — |
| 1998 | 52° | 35° | 43° | 0.03" | — |
| 1997 | 71° | 44° | 58° | — | — |
| 1996 | 71° | 43° | 57° | — | — |
| 1995coldest | 35° | 20° | 27° | — | — |
| 1994 | 42° | 38° | 40° | 1.93" | — |
| 1993warmest | 72° | 63° | 67° | — | — |
| 1992 | 59° | 40° | 49° | 0.89" | — |
| 1991 | 66° | 52° | 59° | 1.3" | — |
| 1990 | 69° | 39° | 54° | — | — |
| 1989 | 50° | 27° | 38° | — | — |
| 1988 | 45° | 34° | 39° | — | — |
| 1987 | 65° | 42° | 53° | — | — |
| 1986 | 46° | 39° | 43° | — | — |
| 1985 | 74° | 59° | 66° | — | — |
| 1984 | 75° | 52° | 63° | — | — |
| 1983 | 73° | 54° | 63° | — | — |
| 1982 | 46° | 34° | 40° | — | — |
| 1981 | 68° | 50° | 59° | — | — |
| 1980 | 49° | 34° | 41° | — | — |
| 1979 | 65° | 39° | 52° | — | — |
| 1978 | 39° | 21° | 30° | — | — |
| 1977 | 38° | 22° | 30° | — | — |
| 1976 | 65° | 39° | 52° | — | — |
| 1975 | 69° | 36° | 52° | — | — |
| 1974 | 49° | 22° | 35° | — | — |
| 1973 | 60° | 37° | 49° | — | — |
| 1972 | 39° | 34° | 36° | — | — |
| 1971 | 52° | 44° | 48° | 8.31" | — |
55 years of data from RICHARDSON