Weather on October 17 at Grand Teton
Grand Teton National Park
Based on 55 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
October 17th in Grand Teton National Park (via Jackson, WY) typically brings cool fall weather, with average highs around 58°F and lows near 24°F — a 34°F daily swing. Over 55 years of records, the warmest October 17th was in 1991 (59°F average), while the coldest was 1976 (25°F) — a 34°F range across recorded history. Precipitation has occurred on 24% of recorded October 17th dates, with snow falling 5% of the time (heaviest snowfall: 2"). 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 October 17th in Grand Teton? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 46°F | 36°F | 0" | 0" |
| 2024 | 70°F | 25°F | 0.08" | 0" |
| 2023 | 69°F | 26°F | 0" | 0" |
| 2022 | 62°F | 20°F | 0" | 0" |
| 2021 | 56°F | 16°F | 0" | 0" |
| 2020 | 54°F | 35°F | 0" | 0" |
| 2019 | 66°F | 18°F | 0" | 0" |
| 2018 | 55°F | 16°F | 0" | 0" |
| 2017 | 57°F | 18°F | 0" | 0" |
| 2016 | 47°F | 32°F | 1.6" | 0.3" |
| 2015 | 67°F | 22°F | 0" | 0" |
| 2014 | 63°F | 19°F | 0" | 0" |
| 2013 | 45°F | 22°F | 0" | 0" |
| 2012 | 52°F | 32°F | 1.02" | 0" |
| 2011 | 61°F | 30°F | 0.64" | 0" |
| 2010 | 62°F | 28°F | 0" | 0" |
| 2009 | 65°F | 20°F | 0" | 0" |
| 2008 | 54°F | 22°F | 0" | 0" |
| 2007 | 55°F | 35°F | 0.3" | 0" |
| 2006 | 44°F | 29°F | 0.03" | -- |
| 2005 | 54°F | 33°F | 0" | -- |
| 2004 | 69°F | 33°F | -- | -- |
| 2003 | 73°F | 28°F | -- | -- |
| 2002 | 64°F | 17°F | -- | -- |
| 2001 | 65°F | 27°F | -- | -- |
| 2000 | 50°F | 26°F | 0" | -- |
| 1999 | 48°F | 14°F | -- | -- |
| 1998 | 44°F | 21°F | 0" | -- |
| 1997 | 64°F | 20°F | 0" | 0" |
| 1996 | 39°F | 11°F | -- | -- |
| 1995 | 66°F | 32°F | 0" | 0" |
| 1994 | 42°F | 26°F | 0.25" | -- |
| 1993 | 51°F | 25°F | 0.03" | 0" |
| 1992 | 61°F | 33°F | 0" | 0" |
| 1991 | 74°F | 45°F | 0.28" | 0" |
| 1990 | 50°F | 19°F | 0.38" | 2" |
| 1989 | 54°F | 15°F | 0" | 0" |
| 1988 | 68°F | 47°F | 0.1" | 0" |
| 1987 | 61°F | 10°F | 0" | 0" |
| 1986 | 66°F | 17°F | 0" | 0" |
| 1985 | 63°F | 23°F | 0" | 0" |
| 1984 | 39°F | 16°F | -- | 0" |
| 1983 | 54°F | 17°F | 0" | 0" |
| 1982 | 62°F | 25°F | 0" | 0" |
| 1981 | 57°F | 22°F | 0" | -- |
| 1980 | 40°F | 24°F | 0" | 0" |
| 1979 | 56°F | 24°F | 0" | 0" |
| 1978 | 61°F | 31°F | 0" | 0" |
| 1977 | 70°F | 18°F | 0" | 0" |
| 1976 | 40°F | 10°F | 0.05" | 0.2" |
| 1975 | 64°F | 21°F | 0" | -- |
| 1974 | 72°F | 16°F | 0" | 0" |
| 1973 | 73°F | 20°F | 0" | 0" |
| 1972 | 56°F | 24°F | 0" | 0" |
| 1971 | 46°F | 34°F | 0.51" | 0" |