Weather on March 21 at Pinnacles
Pinnacles National Park
Based on 56 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
March 21st in Pinnacles National Park (via Salinas, CA) typically brings mild spring weather, with average highs around 65°F and lows near 45°F. Over 56 years of records, the warmest March 21st was in 2026 (66°F average), while the coldest was 1987 (47°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 32% of March 21st dates historically, with the wettest March 21st recording 2.06" of rain. 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 March 21st in Pinnacles? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 78°F | 53°F | 0" | -- |
| 2025 | 62°F | 40°F | 0" | -- |
| 2024 | 69°F | 43°F | 0" | -- |
| 2023 | 58°F | 49°F | 0.56" | -- |
| 2022 | 69°F | 46°F | 0" | -- |
| 2021 | 62°F | 42°F | 0" | -- |
| 2020 | 63°F | 50°F | 0.18" | -- |
| 2019 | 64°F | 43°F | 0" | -- |
| 2018 | 69°F | 48°F | 0.58" | -- |
| 2017 | 67°F | 55°F | 1.14" | -- |
| 2016 | 69°F | 49°F | 0.18" | -- |
| 2015 | 74°F | 43°F | 0" | -- |
| 2014 | 65°F | 47°F | 0" | -- |
| 2013 | 62°F | 48°F | 0.08" | -- |
| 2012 | 78°F | 44°F | 0" | -- |
| 2011 | 58°F | 43°F | 0.76" | -- |
| 2010 | 66°F | 42°F | 0" | 0" |
| 2009 | 63°F | 48°F | 0" | 0" |
| 2008 | 67°F | 36°F | 0" | 0" |
| 2007 | 63°F | 46°F | 0.03" | 0" |
| 2006 | 58°F | 39°F | 0.76" | 0" |
| 2005 | 64°F | 47°F | 0.23" | 0" |
| 2004 | 69°F | 53°F | 0" | 0" |
| 2003 | 69°F | 43°F | 0" | 0" |
| 2002 | 65°F | 44°F | 0" | 0" |
| 2001 | 56°F | 52°F | 0" | 0" |
| 2000 | 71°F | 38°F | 0" | 0" |
| 1999 | 63°F | 39°F | 0.03" | 0" |
| 1998 | 69°F | 51°F | 0" | 0" |
| 1997 | 80°F | 49°F | 0" | 0" |
| 1996 | 65°F | 43°F | 0" | 0" |
| 1995 | 59°F | 47°F | 0.99" | 0" |
| 1994 | 66°F | 45°F | 0" | 0" |
| 1993 | 71°F | 48°F | 0" | 0" |
| 1992 | 62°F | 52°F | -- | 0" |
| 1991 | 57°F | 42°F | 0.2" | 0" |
| 1990 | 66°F | 44°F | 0" | 0" |
| 1989 | 72°F | 48°F | 0" | 0" |
| 1988 | 70°F | 40°F | 0" | 0" |
| 1987 | 52°F | 42°F | 2.06" | 0" |
| 1986 | 72°F | 47°F | 0" | 0" |
| 1985 | 60°F | 42°F | 0" | 0" |
| 1984 | 66°F | 51°F | 0" | 0" |
| 1983 | 61°F | 44°F | 1.32" | 0" |
| 1982 | 59°F | 40°F | 0" | 0" |
| 1981 | 65°F | 49°F | -- | 0" |
| 1980 | 60°F | 44°F | 0" | 0" |
| 1979 | 61°F | 47°F | 0" | 0" |
| 1978 | 68°F | 52°F | 0.05" | 0" |
| 1977 | 77°F | 41°F | 0" | 0" |
| 1976 | 77°F | 41°F | 0" | 0" |
| 1975 | 58°F | 38°F | 0.71" | 0" |
| 1974 | 60°F | 49°F | 0" | 0" |
| 1973 | 59°F | 42°F | 1.17" | 0" |
| 1972 | 63°F | 48°F | 0" | 0" |
| 1971 | 71°F | 40°F | 0" | 0" |