Weather on February 20 at Grand Teton
Grand Teton National Park
Based on 56 years of data from Jackson, WY
Elevation Note: Grand Teton sits at 6,800 ft. Expect temperatures 24°F cooler than the data shown below, which comes from Jackson, WY at a lower elevation.
Planning Your Visit
February 20th in Grand Teton National Park (via Jackson, WY) typically brings cold winter weather, with average highs around 35°F and lows near 12°F. Over 56 years of records, the warmest February 20th was in 1991 (40°F average), while the coldest was 2020 (-8°F) — a 48°F range across recorded history. Precipitation has occurred on 41% of recorded February 20th dates, with snow falling 30% of the time (heaviest snowfall: 5.5"). The last decade has been 5.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.3°F cooler on this date compared to 20-30 years ago.
Planning for February 20th in Grand Teton? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella. Check road conditions if traveling, as snow is possible.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 24°F | -16°F | 0" | 0" |
| 2025 | 34°F | 22°F | 0" | 0" |
| 2024 | 37°F | 13°F | 0.05" | 0" |
| 2023 | 33°F | 21°F | 0.15" | 0.4" |
| 2022 | 41°F | 28°F | 0" | 0" |
| 2021 | 31°F | 18°F | 0.66" | 5.5" |
| 2020 | 8°F | -25°F | 0" | 0" |
| 2019 | 17°F | -8°F | 0.15" | 1" |
| 2018 | 29°F | -1°F | 0.13" | 0.4" |
| 2017 | 40°F | 29°F | 0.46" | 1.5" |
| 2016 | 43°F | 29°F | 0" | 0" |
| 2015 | 49°F | 22°F | 0" | 0" |
| 2014 | 29°F | 15°F | 0.15" | 0.5" |
| 2013 | 30°F | -3°F | 0" | 0" |
| 2012 | 26°F | 4°F | 0.25" | -- |
| 2011 | 27°F | 15°F | 0" | 0" |
| 2010 | 34°F | 19°F | 0.61" | 0.4" |
| 2009 | 35°F | 21°F | 0" | 0" |
| 2008 | 21°F | -11°F | 0" | 0" |
| 2007 | 33°F | 22°F | -- | -- |
| 2006 | 24°F | -10°F | -- | -- |
| 2005 | 45°F | 26°F | -- | -- |
| 2004 | 45°F | 28°F | -- | -- |
| 2003 | 39°F | 11°F | 0" | -- |
| 2002 | 43°F | 27°F | 0.03" | 1" |
| 2001 | 42°F | 21°F | 0.81" | 4" |
| 2000 | 26°F | -6°F | -- | -- |
| 1999 | 34°F | -4°F | -- | 0" |
| 1998 | 25°F | -10°F | 0" | 0" |
| 1997 | 38°F | 13°F | 0.1" | 0" |
| 1996 | 40°F | 32°F | 0.71" | 1" |
| 1995 | 43°F | 27°F | 0" | -- |
| 1994 | 29°F | 6°F | 0.23" | 0.5" |
| 1993 | 39°F | 22°F | 0.51" | 2" |
| 1992 | 41°F | 34°F | 0.58" | 0" |
| 1991 | 47°F | 34°F | 0.1" | 0" |
| 1990 | 13°F | -22°F | 0" | 0" |
| 1989 | 35°F | 20°F | 0" | 0" |
| 1988 | 36°F | 6°F | 0" | 0" |
| 1987 | 26°F | -12°F | 0" | 0" |
| 1986 | 38°F | 29°F | 0.64" | 2.5" |
| 1985 | 43°F | 22°F | 0.64" | 4" |
| 1984 | 20°F | -20°F | 0" | 0" |
| 1983 | 44°F | 0°F | 0" | 0" |
| 1982 | 47°F | 28°F | 0" | 0" |
| 1981 | 54°F | 25°F | 0.05" | 0" |
| 1980 | 42°F | 30°F | 0.03" | 0" |
| 1979 | 36°F | 19°F | 0" | 0.1" |
| 1978 | 38°F | 10°F | 0" | 0" |
| 1977 | 46°F | 6°F | 0" | 0" |
| 1976 | 36°F | 6°F | 0.43" | 2.8" |
| 1975 | 27°F | 19°F | 0.33" | 1.3" |
| 1974 | 31°F | -- | 0" | 0" |
| 1973 | 21°F | -10°F | 0" | 0" |
| 1972 | 49°F | 15°F | 0" | 0" |
| 1971 | 32°F | 19°F | 0" | 0" |