Weather on September 17 at Pinnacles
Pinnacles National Park
Based on 55 years of data from Salinas, CA
Elevation Note: Pinnacles sits at 2,000 ft. Expect temperatures 7°F cooler than the data shown below, which comes from Salinas, CA at a lower elevation.
Planning Your Visit
September 17th in Pinnacles National Park (via Salinas, CA) typically brings pleasant fall weather, with average highs around 73°F and lows near 54°F. Over 55 years of records, the warmest September 17th was in 1984 (74°F average), while the coldest was 1976 (57°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 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 September 17th in Pinnacles? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 77°F | 58°F | 0" | -- |
| 2024 | 70°F | 57°F | 0" | -- |
| 2023 | 74°F | 62°F | 0" | -- |
| 2022 | 71°F | 61°F | 0" | -- |
| 2021 | 68°F | 58°F | 0" | -- |
| 2020 | 79°F | 54°F | 0" | -- |
| 2019 | 75°F | 50°F | 0" | -- |
| 2018 | 69°F | 54°F | 0" | -- |
| 2017 | 71°F | 53°F | 0" | -- |
| 2016 | 77°F | 51°F | 0" | -- |
| 2015 | 76°F | 52°F | 0" | -- |
| 2014 | 75°F | 53°F | 0" | -- |
| 2013 | 72°F | 56°F | 0" | -- |
| 2012 | 66°F | 50°F | 0" | -- |
| 2011 | 72°F | 55°F | -- | -- |
| 2010 | 73°F | 56°F | 0" | 0" |
| 2009 | 74°F | 56°F | 0" | 0" |
| 2008 | 69°F | 56°F | 0" | 0" |
| 2007 | 71°F | 55°F | 0" | 0" |
| 2006 | 86°F | 46°F | 0" | 0" |
| 2005 | 68°F | 55°F | 0" | 0" |
| 2004 | 71°F | 49°F | 0" | 0" |
| 2003 | 81°F | 56°F | 0" | 0" |
| 2002 | 74°F | 55°F | 0" | 0" |
| 2001 | 65°F | 55°F | 0" | 0" |
| 2000 | 93°F | 53°F | 0" | 0" |
| 1999 | 64°F | 55°F | 0" | 0" |
| 1998 | 71°F | 56°F | 0" | 0" |
| 1997 | 77°F | 54°F | 0" | 0" |
| 1996 | 83°F | 43°F | 0" | 0" |
| 1995 | 77°F | 51°F | 0" | 0" |
| 1994 | 72°F | 58°F | 0" | 0" |
| 1993 | 65°F | 56°F | 0" | 0" |
| 1992 | 70°F | 57°F | 0" | 0" |
| 1991 | 83°F | 54°F | 0" | 0" |
| 1990 | 68°F | 57°F | 0" | 0" |
| 1989 | 70°F | 53°F | 0" | 0" |
| 1988 | 75°F | 52°F | 0" | 0" |
| 1987 | 70°F | 52°F | 0" | 0" |
| 1986 | 72°F | 56°F | 0.03" | 0" |
| 1985 | 69°F | 49°F | 0" | 0" |
| 1984 | 88°F | 60°F | 0" | 0" |
| 1983 | 77°F | 60°F | 0" | 0" |
| 1982 | 72°F | 54°F | 0" | 0" |
| 1981 | 76°F | 53°F | 0" | 0" |
| 1980 | 78°F | 54°F | 0" | 0" |
| 1979 | 73°F | 59°F | 0" | 0" |
| 1978 | 68°F | 53°F | 0" | 0" |
| 1977 | 74°F | 48°F | 0" | 0" |
| 1976 | 70°F | 44°F | 0" | 0" |
| 1975 | 74°F | 53°F | 0" | 0" |
| 1974 | 79°F | 53°F | 0" | 0" |
| 1973 | 70°F | 47°F | 0" | 0" |
| 1972 | 69°F | 52°F | 0" | 0" |
| 1971 | 71°F | 58°F | 0" | 0" |