Weather on December 21
Surprise, AZ
55 Years of Data
About This Date
December 21st in Surprise, AZ typically brings mild winter weather, with average highs around 65°F and lows near 41°F. Over 54 years of records, the warmest December 21st was in 2003 (61°F average), while the coldest was 1990 (39°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 13% of December 21st dates historically, with the wettest December 21st recording 1.07" 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 21st in Surprise, AZ? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 46° | 59° | — | — |
| 2023 | 74° | 46° | 60° | — | — |
| 2022 | 59° | 36° | 47° | — | — |
| 2021 | 63° | 45° | 54° | — | — |
| 2020 | 72° | 38° | 55° | — | — |
| 2019 | 68° | 37° | 53° | — | — |
| 2018 | 65° | 44° | 54° | — | — |
| 2017 | 65° | 46° | 55° | — | — |
| 2016 | — | 59° | — | 0.13" | — |
| 2015 | 61° | 38° | 49° | — | — |
| 2014 | 63° | 42° | 52° | — | — |
| 2013 | 58° | 44° | 51° | — | — |
| 2012 | 69° | 37° | 53° | — | — |
| 2011 | 61° | 41° | 51° | — | — |
| 2010 | 69° | 54° | 61° | — | — |
| 2009 | 68° | 45° | 56° | — | — |
| 2008 | 60° | 36° | 48° | — | — |
| 2007 | 62° | 47° | 54° | 0.05" | — |
| 2006 | 55° | 32° | 44° | — | — |
| 2005 | 72° | 43° | 57° | — | — |
| 2004 | 67° | 43° | 55° | — | — |
| 2003warmest | 73° | 48° | 61° | — | — |
| 2002 | 56° | 35° | 45° | 0.1" | — |
| 2001 | 70° | 41° | 55° | — | — |
| 2000 | 69° | 37° | 53° | — | — |
| 1999 | 66° | 37° | 52° | — | — |
| 1998 | 65° | 42° | 53° | — | — |
| 1997 | 66° | 43° | 54° | 0.25" | — |
| 1996 | 69° | 38° | 53° | — | — |
| 1995 | 63° | 35° | 49° | — | — |
| 1994 | 75° | 39° | 57° | — | — |
| 1993 | 62° | 44° | 53° | — | — |
| 1992 | 62° | 33° | 48° | — | — |
| 1991 | 60° | 49° | 54° | 0.05" | — |
| 1990coldest | 47° | 31° | 39° | — | — |
| 1989 | 64° | 37° | 51° | — | — |
| 1988 | 61° | 39° | 50° | — | — |
| 1987 | 63° | 37° | 50° | — | — |
| 1986 | 67° | 40° | 53° | — | — |
| 1985 | 73° | 39° | 56° | — | — |
| 1984 | 59° | 35° | 47° | — | — |
| 1983 | 62° | 41° | 52° | — | — |
| 1982 | 68° | 38° | 53° | — | — |
| 1981 | 70° | 40° | 55° | — | — |
| 1980 | 70° | 38° | 54° | — | — |
| 1979 | 69° | 45° | 57° | 0.03" | — |
| 1978 | 60° | 34° | 47° | — | — |
| 1977 | 68° | 44° | 56° | — | — |
| 1976 | 67° | 44° | 55° | — | — |
| 1975 | 58° | 50° | 54° | 1.07" | — |
| 1974 | 65° | 36° | 50° | — | — |
| 1973 | 66° | 29° | 47° | — | — |
| 1972 | 74° | 41° | 57° | — | — |
| 1971 | 67° | 35° | 51° | — | — |
Surprise, AZ Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Surprise, AZ Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Surprise, AZ 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 Surprise, AZ
Surprise, AZ has no months that meet our "pleasant" threshold — every season has tradeoffs.