Weather on December 20
Phoenix, AZ
55 Years of Data
Avg High
66°F
Avg Low
40°F
Warmest
2016
63°F avg
Coldest
2006
42°F avg
About This Date
December 20th in Phoenix, AZ typically brings mild winter weather, with average highs around 66°F and lows near 40°F — a 26°F daily swing. Over 55 years of records, the warmest December 20th was in 2016 (63°F average), while the coldest was 2006 (42°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 11% of December 20th dates historically, with the wettest December 20th recording 1.63" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 20th in Phoenix, AZ? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 43° | 57° | — | — |
| 2024 | 78° | 44° | 61° | — | — |
| 2023 | 73° | 51° | 62° | — | — |
| 2022 | 58° | 32° | 45° | — | — |
| 2021 | 66° | 37° | 52° | — | — |
| 2020 | 65° | 34° | 49° | — | — |
| 2019 | 64° | 34° | 49° | — | — |
| 2018 | 69° | 38° | 53° | — | — |
| 2017 | 66° | 39° | 53° | — | — |
| 2016warmest | 72° | 55° | 63° | — | — |
| 2015 | 64° | 44° | 54° | — | — |
| 2014 | 62° | 42° | 52° | — | — |
| 2013 | 54° | 47° | 50° | 1.63" | — |
| 2012 | 62° | 37° | 50° | — | — |
| 2011 | 61° | 50° | 55° | — | — |
| 2010 | 70° | 52° | 61° | — | — |
| 2009 | 72° | 46° | 59° | — | — |
| 2008 | 58° | 36° | 47° | — | — |
| 2007 | 63° | 38° | 50° | — | — |
| 2006coldest | 53° | 31° | 42° | — | — |
| 2005 | 70° | 41° | 55° | — | — |
| 2004 | 74° | 41° | 57° | — | — |
| 2003 | 74° | 46° | 60° | — | — |
| 2002 | 62° | 33° | 48° | — | — |
| 2001 | 73° | 38° | 55° | — | — |
| 2000 | 64° | 36° | 50° | — | — |
| 1999 | 71° | 39° | 55° | — | — |
| 1998 | 68° | 49° | 58° | — | — |
| 1997 | 63° | 43° | 53° | — | — |
| 1996 | 67° | 29° | 48° | — | — |
| 1995 | 62° | 35° | 49° | — | — |
| 1994 | 73° | 38° | 55° | — | — |
| 1993 | 65° | 34° | 49° | — | — |
| 1992 | 59° | 35° | 47° | — | — |
| 1991 | 66° | 44° | 55° | 0.08" | — |
| 1990 | 60° | 46° | 53° | 0.05" | — |
| 1989 | 67° | 38° | 52° | — | — |
| 1988 | 61° | 33° | 47° | — | — |
| 1987 | 62° | 40° | 51° | 0.03" | — |
| 1986 | 65° | 46° | 55° | 0.43" | — |
| 1985 | 74° | 39° | 56° | — | — |
| 1984 | 61° | 49° | 55° | 0.25" | — |
| 1983 | 65° | 40° | 52° | — | — |
| 1982 | 69° | 38° | 53° | — | — |
| 1981 | 72° | 43° | 57° | — | — |
| 1980 | 73° | 42° | 58° | — | — |
| 1979 | 72° | 47° | 59° | — | — |
| 1978 | 56° | 36° | 46° | — | — |
| 1977 | 65° | 46° | 55° | — | — |
| 1976 | 68° | 38° | 53° | — | — |
| 1975 | 69° | 44° | 57° | — | — |
| 1974 | 65° | 33° | 49° | — | — |
| 1973 | 68° | 38° | 53° | — | — |
| 1972 | 75° | 37° | 56° | — | — |
| 1971 | 67° | 32° | 49° | — | — |
55 years of data from YOUNGTOWN