Weather on December 9
Surprise, AZ
55 Years of Data
About This Date
December 9th in Surprise, AZ typically brings mild winter weather, with average highs around 68°F and lows near 41°F — a 27°F daily swing. Over 54 years of records, the warmest December 9th was in 2014 (65°F average), while the coldest was 1978 (38°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 6% of December 9th dates historically, with the wettest December 9th recording 0.91" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for December 9th in Surprise, AZ? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 42° | 57° | — | — |
| 2024 | 70° | 41° | 55° | — | — |
| 2022 | 61° | 38° | 49° | — | — |
| 2021 | 68° | 45° | 56° | — | — |
| 2020 | 77° | 44° | 61° | — | — |
| 2019 | 64° | 47° | 55° | — | — |
| 2018 | 66° | 41° | 54° | — | — |
| 2017 | 73° | 37° | 55° | — | — |
| 2016 | 69° | 44° | 57° | — | — |
| 2015 | 70° | 43° | 56° | — | — |
| 2014warmest | 76° | 54° | 65° | — | — |
| 2013 | 55° | 35° | 45° | — | — |
| 2012 | 70° | 41° | 55° | — | — |
| 2011 | 65° | 34° | 49° | — | — |
| 2010 | 75° | 43° | 59° | — | — |
| 2009 | 57° | 37° | 47° | — | — |
| 2008 | 67° | 45° | 56° | — | — |
| 2007 | 56° | 42° | 49° | 0.05" | — |
| 2006 | 71° | 42° | 57° | — | — |
| 2005 | 69° | 43° | 56° | — | — |
| 2004 | 65° | 42° | 53° | — | — |
| 2003 | 65° | 40° | 52° | — | — |
| 2002 | 67° | 45° | 56° | — | — |
| 2001 | 70° | 41° | 55° | — | — |
| 2000 | 69° | 45° | 57° | — | — |
| 1999 | 65° | 37° | 51° | — | — |
| 1998 | 60° | 35° | 48° | — | — |
| 1997 | 65° | 39° | 52° | — | — |
| 1996 | 77° | 48° | 63° | — | — |
| 1995 | 76° | 42° | 59° | — | — |
| 1994 | 63° | 45° | 54° | — | — |
| 1993 | 72° | 39° | 55° | — | — |
| 1992 | 62° | 41° | 52° | — | — |
| 1991 | 75° | 52° | 63° | — | — |
| 1990 | 76° | 39° | 57° | — | — |
| 1989 | 73° | 40° | 56° | — | — |
| 1988 | 69° | 47° | 58° | — | — |
| 1987 | 67° | 37° | 52° | — | — |
| 1986 | 61° | 42° | 51° | — | — |
| 1985 | 60° | 40° | 50° | — | — |
| 1984 | 68° | 42° | 55° | — | — |
| 1983 | 71° | 40° | 55° | — | — |
| 1982 | 65° | 54° | 59° | 0.91" | — |
| 1981 | 82° | 46° | 64° | — | — |
| 1980 | 62° | 35° | 49° | — | — |
| 1979 | 78° | 41° | 60° | — | — |
| 1978coldest | 51° | 24° | 38° | — | — |
| 1977 | 74° | 38° | 56° | — | — |
| 1976 | 70° | 33° | 51° | — | — |
| 1975 | 81° | 44° | 62° | — | — |
| 1974 | 64° | 39° | 52° | — | — |
| 1973 | 78° | 37° | 58° | — | — |
| 1972 | 53° | 41° | 47° | 0.1" | — |
| 1971 | 55° | 27° | 41° | — | — |
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.