Weather on October 17 at Yosemite
Yosemite National Park
Based on 42 years of data from Mariposa, CA
Elevation Note: Yosemite sits at 4,000 ft. Expect temperatures 14°F cooler than the data shown below, which comes from Mariposa, CA at a lower elevation.
Planning Your Visit
October 17th in Yosemite National Park (via Mariposa, CA) typically brings pleasant fall weather, with average highs around 76°F and lows near 49°F — a 27°F daily swing. Over 42 years of records, the warmest October 17th was in 1991 (73°F average), while the coldest was 1971 (45°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 5% of October 17th dates historically. 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 Yosemite? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 73°F | 43°F | -- | -- |
| 2024 | 70°F | 48°F | -- | -- |
| 2023 | 80°F | 52°F | -- | -- |
| 2022 | 78°F | 50°F | -- | -- |
| 2021 | 76°F | 44°F | -- | -- |
| 2020 | 88°F | 59°F | -- | -- |
| 2019 | 68°F | 50°F | -- | -- |
| 2018 | 77°F | 47°F | -- | -- |
| 2017 | 83°F | 52°F | -- | -- |
| 2016 | 67°F | 45°F | -- | -- |
| 2015 | 76°F | 58°F | -- | -- |
| 2014 | 72°F | 50°F | -- | -- |
| 2013 | 76°F | 48°F | -- | -- |
| 2012 | 81°F | 54°F | -- | -- |
| 2011 | 82°F | 54°F | -- | -- |
| 2010 | 71°F | 51°F | -- | -- |
| 2009 | 82°F | 55°F | -- | -- |
| 2008 | 87°F | 53°F | -- | -- |
| 2007 | 62°F | 43°F | -- | -- |
| 2006 | 65°F | 41°F | -- | -- |
| 2005 | 80°F | 48°F | -- | -- |
| 2004 | 58°F | 53°F | -- | -- |
| 2003 | 89°F | 50°F | -- | -- |
| 2002 | 74°F | 43°F | -- | -- |
| 2001 | 83°F | 53°F | -- | -- |
| 2000 | 84°F | 47°F | -- | -- |
| 1999 | 81°F | 51°F | -- | -- |
| 1998 | 71°F | 40°F | -- | -- |
| 1997 | 86°F | 52°F | -- | -- |
| 1996 | 74°F | 44°F | -- | -- |
| 1995 | 79°F | 46°F | -- | -- |
| 1994 | 65°F | 45°F | -- | -- |
| 1993 | 61°F | 46°F | -- | -- |
| 1992 | 78°F | 48°F | -- | -- |
| 1991 | 89°F | 58°F | -- | -- |
| 1990 | 76°F | 45°F | -- | -- |
| 1976 | 77°F | 47°F | 0" | 0" |
| 1975 | 79°F | 48°F | 0" | 0" |
| 1974 | 90°F | 52°F | 0" | 0" |
| 1973 | 81°F | 50°F | 0" | 0" |
| 1972 | 69°F | 45°F | 0.13" | 0" |
| 1971 | 57°F | 33°F | 0.03" | 0" |