Weather on June 18 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
June 18th in Yosemite National Park (via Mariposa, CA) typically brings warm summer weather, with average highs around 87°F and lows near 56°F — a 31°F daily swing. Over 42 years of records, the warmest June 18th was in 2021 (88°F average), while the coldest was 2022 (57°F) — a 31°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 June 18th in Yosemite? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 95°F | 59°F | -- | -- |
| 2024 | 83°F | 52°F | -- | -- |
| 2023 | 82°F | 55°F | -- | -- |
| 2022 | 72°F | 43°F | -- | -- |
| 2021 | 106°F | 71°F | -- | -- |
| 2020 | 88°F | 54°F | -- | -- |
| 2019 | 94°F | 62°F | -- | -- |
| 2018 | 81°F | 49°F | -- | -- |
| 2017 | 102°F | 67°F | -- | -- |
| 2016 | 82°F | 53°F | -- | -- |
| 2015 | 95°F | 60°F | -- | -- |
| 2014 | 85°F | 51°F | -- | -- |
| 2013 | 76°F | 51°F | -- | -- |
| 2012 | 91°F | 61°F | -- | -- |
| 2011 | 84°F | 56°F | -- | -- |
| 2010 | 81°F | 50°F | -- | -- |
| 2009 | 89°F | 57°F | -- | -- |
| 2008 | 94°F | 64°F | -- | -- |
| 2007 | 94°F | 59°F | -- | -- |
| 2006 | 93°F | 61°F | -- | -- |
| 2005 | 73°F | 44°F | -- | -- |
| 2004 | 89°F | 57°F | -- | -- |
| 2003 | 87°F | 55°F | -- | -- |
| 2002 | 88°F | 59°F | -- | -- |
| 2001 | 99°F | 58°F | -- | -- |
| 2000 | 88°F | 60°F | -- | -- |
| 1999 | 89°F | 57°F | -- | -- |
| 1998 | 87°F | 54°F | -- | -- |
| 1997 | 94°F | 61°F | -- | -- |
| 1996 | 85°F | 51°F | -- | -- |
| 1995 | 70°F | 47°F | -- | -- |
| 1994 | 85°F | 57°F | -- | -- |
| 1993 | 95°F | 59°F | -- | -- |
| 1992 | 82°F | 56°F | -- | -- |
| 1991 | 86°F | 55°F | -- | -- |
| 1990 | 72°F | 45°F | -- | -- |
| 1976 | 97°F | 61°F | 0" | 0" |
| 1975 | 78°F | 45°F | 0" | 0" |
| 1974 | 82°F | 50°F | 0" | 0" |
| 1973 | 77°F | 46°F | 0" | 0" |
| 1972 | 93°F | 62°F | 0" | 0" |
| 1971 | 96°F | 60°F | 0" | 0" |