Weather on December 31 at Grand Canyon
Grand Canyon National Park
Based on 55 years of data from Flagstaff, AZ
Elevation Note: Grand Canyon sits at 7,000 ft. Expect temperatures 25°F cooler than the data shown below, which comes from Flagstaff, AZ at a lower elevation.
Planning Your Visit
December 31st in Grand Canyon National Park (via Flagstaff, AZ) typically brings chilly winter weather, with average highs around 40°F and lows near 15°F — a 25°F daily swing. Over 55 years of records, the warmest December 31st was in 1995 (43°F average), while the coldest was 2010 (2°F) — a 41°F range across recorded history. Precipitation has occurred on 20% of recorded December 31st dates, with snow falling 13% of the time (heaviest snowfall: 14.1"). The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for December 31st in Grand Canyon? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 48°F | 21°F | 0.08" | 0" |
| 2024 | 51°F | 18°F | 0" | 0" |
| 2023 | 40°F | 18°F | 0" | 0" |
| 2022 | 38°F | 35°F | 0.1" | 0" |
| 2021 | 35°F | 29°F | 0.76" | 1.3" |
| 2020 | 39°F | 9°F | 0" | 0" |
| 2019 | 33°F | 10°F | 0" | 0" |
| 2018 | 22°F | 11°F | 0.53" | 4.3" |
| 2017 | 58°F | 21°F | 0" | 0" |
| 2016 | 38°F | 32°F | 0.25" | 0" |
| 2015 | 32°F | 3°F | 0" | 0" |
| 2014 | 22°F | 15°F | 1.75" | 14.1" |
| 2013 | 54°F | 16°F | 0" | 0" |
| 2012 | 28°F | 13°F | 0.1" | 1.2" |
| 2011 | 56°F | 22°F | 0" | 0" |
| 2010 | 17°F | -13°F | 0" | 0" |
| 2009 | 32°F | 6°F | 0" | 0" |
| 2008 | 47°F | 15°F | 0" | 0" |
| 2007 | 35°F | 18°F | 0" | 0" |
| 2006 | 51°F | 12°F | 0" | 0" |
| 2005 | 47°F | 26°F | 0" | 0" |
| 2004 | 37°F | 29°F | 0" | 0" |
| 2003 | 38°F | 13°F | 0" | -- |
| 2002 | 43°F | 14°F | 0" | -- |
| 2001 | 37°F | 23°F | 0.43" | 0" |
| 2000 | 48°F | 13°F | 0" | 0" |
| 1999 | 48°F | 8°F | 0" | -- |
| 1998 | 50°F | 22°F | 0" | -- |
| 1997 | 51°F | 14°F | 0" | -- |
| 1996 | 51°F | 30°F | 0" | -- |
| 1995 | 53°F | 32°F | 0" | 0" |
| 1994 | 36°F | 12°F | 0" | 0" |
| 1993 | 51°F | 22°F | 0" | 0" |
| 1992 | 48°F | 18°F | 0" | 0" |
| 1991 | 41°F | 5°F | 0" | 0" |
| 1990 | 41°F | -3°F | 0" | 0" |
| 1989 | 41°F | 11°F | 0" | 0" |
| 1988 | 39°F | 6°F | 0" | 0" |
| 1987 | 30°F | -6°F | 0" | 0" |
| 1986 | 49°F | 11°F | 0" | 0" |
| 1985 | 44°F | 28°F | 0" | 0" |
| 1984 | 46°F | 11°F | 0" | 0" |
| 1983 | 52°F | 26°F | 0" | 0" |
| 1982 | 28°F | 3°F | 0" | 0" |
| 1981 | 40°F | 34°F | 0.36" | 1.4" |
| 1980 | 61°F | 17°F | 0" | 0" |
| 1979 | 39°F | 8°F | 0" | 0" |
| 1978 | 36°F | 13°F | 0" | 0" |
| 1977 | 43°F | 30°F | 0" | 0" |
| 1976 | 32°F | 25°F | 1.47" | 5.9" |
| 1975 | 26°F | 0°F | 0.15" | 1.2" |
| 1974 | 25°F | 1°F | 0" | 0" |
| 1973 | 38°F | 16°F | 0" | 0" |
| 1972 | 22°F | -8°F | 0" | 0" |
| 1971 | 32°F | 17°F | 0" | 0" |