Weather on February 18 at Grand Canyon
Grand Canyon National Park
Based on 56 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
February 18th in Grand Canyon National Park (via Flagstaff, AZ) typically brings chilly winter weather, with average highs around 46°F and lows near 20°F — a 26°F daily swing. Over 56 years of records, the warmest February 18th was in 1986 (45°F average), while the coldest was 1975 (16°F) — a 29°F range across recorded history. Precipitation has occurred on 27% of recorded February 18th dates, with snow falling 16% of the time (heaviest snowfall: 9.7"). The last decade has been 4.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.4°F cooler on this date compared to 20-30 years ago.
Planning for February 18th in Grand Canyon? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 31°F | 14°F | 0.58" | 3.9" |
| 2025 | 52°F | 25°F | 0" | 0" |
| 2024 | 50°F | 24°F | 0" | 0" |
| 2023 | 44°F | 13°F | 0" | 0" |
| 2022 | 46°F | 9°F | 0" | 0" |
| 2021 | 38°F | 15°F | 0" | 0" |
| 2020 | 51°F | 17°F | 0" | 0" |
| 2019 | 26°F | 6°F | 0.91" | 9.7" |
| 2018 | 47°F | 26°F | 0" | 0" |
| 2017 | 40°F | 32°F | 0.76" | 0" |
| 2016 | 55°F | 34°F | 0" | 0" |
| 2015 | 64°F | 21°F | 0" | 0" |
| 2014 | 60°F | 26°F | 0" | 0" |
| 2013 | 47°F | 17°F | 0" | 0" |
| 2012 | 45°F | 13°F | 0" | 0" |
| 2011 | 44°F | 28°F | 0.1" | 0.3" |
| 2010 | 48°F | 16°F | 0" | 0" |
| 2009 | 39°F | 8°F | 0" | 0" |
| 2008 | 53°F | 12°F | 0" | 0" |
| 2007 | 50°F | 23°F | 0" | 0" |
| 2006 | 43°F | 27°F | 0" | 0" |
| 2005 | 42°F | 36°F | 1.42" | 0" |
| 2004 | 53°F | 28°F | 0" | 0" |
| 2003 | 49°F | 30°F | 0" | -- |
| 2002 | 38°F | 27°F | 0.08" | 0" |
| 2001 | 49°F | 23°F | 0" | 0" |
| 2000 | 47°F | 17°F | 0" | -- |
| 1999 | 54°F | 27°F | 0" | -- |
| 1998 | 37°F | 10°F | 0.03" | -- |
| 1997 | 47°F | 24°F | 0" | -- |
| 1996 | 57°F | 28°F | 0" | 0" |
| 1995 | 53°F | 17°F | 0" | 0" |
| 1994 | 37°F | 25°F | 0.25" | 0.5" |
| 1993 | 48°F | 20°F | 0.84" | 0" |
| 1992 | 45°F | 8°F | 0" | 0" |
| 1991 | 41°F | 15°F | 0" | 0" |
| 1990 | 38°F | 24°F | 0.91" | 4.6" |
| 1989 | 55°F | 20°F | 0" | 0" |
| 1988 | 36°F | 5°F | 0.08" | 1" |
| 1987 | 38°F | 20°F | 0" | 0" |
| 1986 | 57°F | 34°F | 0" | 0" |
| 1985 | 54°F | 26°F | 0" | 0" |
| 1984 | 42°F | 17°F | 0" | 0" |
| 1983 | 53°F | 21°F | 0.08" | 0.3" |
| 1982 | 39°F | 29°F | 0.15" | 0.3" |
| 1981 | 62°F | 27°F | 0" | 0" |
| 1980 | 42°F | 36°F | 1.65" | 0" |
| 1979 | 47°F | 7°F | 0" | 0" |
| 1978 | 37°F | -6°F | 0" | 0" |
| 1977 | 65°F | 21°F | 0" | 0" |
| 1976 | 48°F | 22°F | 0" | 0" |
| 1975 | 39°F | -7°F | 0" | 0" |
| 1974 | 42°F | 19°F | 0" | 0" |
| 1973 | 47°F | 4°F | 0" | 0" |
| 1972 | 58°F | 15°F | 0" | 0" |
| 1971 | 34°F | 22°F | 0.03" | 0.1" |