Weather on August 27 at Yosemite
Yosemite National Park
Based on 41 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
August 27th in Yosemite National Park (via Mariposa, CA) typically brings hot summer weather, with average highs around 92°F and lows near 61°F — a 31°F daily swing. Over 41 years of records, the warmest August 27th was in 2017 (85°F average), while the coldest was 1991 (62°F) — a 23°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 August 27th in Yosemite? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 93°F | 65°F | -- | -- |
| 2024 | 95°F | 61°F | -- | -- |
| 2023 | 91°F | 61°F | -- | -- |
| 2022 | 96°F | 65°F | -- | -- |
| 2021 | 94°F | 61°F | -- | -- |
| 2020 | 92°F | 63°F | -- | -- |
| 2019 | 99°F | 68°F | -- | -- |
| 2018 | 86°F | 57°F | -- | -- |
| 2017 | 101°F | 70°F | -- | -- |
| 2016 | 87°F | 58°F | -- | -- |
| 2015 | 96°F | 65°F | -- | -- |
| 2014 | 92°F | 61°F | -- | -- |
| 2013 | 90°F | 62°F | -- | -- |
| 2012 | 92°F | 56°F | -- | -- |
| 2011 | 99°F | 70°F | -- | -- |
| 2010 | 92°F | 56°F | -- | -- |
| 2009 | 96°F | 60°F | -- | -- |
| 2008 | 96°F | 64°F | -- | -- |
| 2007 | 94°F | 65°F | -- | -- |
| 2006 | 94°F | 59°F | -- | -- |
| 2005 | 99°F | 67°F | -- | -- |
| 2004 | 93°F | 56°F | -- | -- |
| 2003 | 97°F | 66°F | -- | -- |
| 2002 | 95°F | 61°F | -- | -- |
| 2001 | 99°F | 65°F | -- | -- |
| 2000 | 95°F | 63°F | -- | -- |
| 1999 | 96°F | 64°F | -- | -- |
| 1998 | 95°F | 59°F | -- | -- |
| 1997 | 84°F | 56°F | -- | -- |
| 1996 | 84°F | 53°F | -- | -- |
| 1995 | 89°F | 57°F | -- | -- |
| 1994 | 91°F | 68°F | -- | -- |
| 1993 | 94°F | 61°F | -- | -- |
| 1992 | 95°F | 63°F | -- | -- |
| 1991 | 74°F | 51°F | -- | -- |
| 1990 | 78°F | 48°F | -- | -- |
| 1976 | 89°F | 57°F | 0" | 0" |
| 1975 | 88°F | 48°F | 0" | 0" |
| 1974 | 98°F | 59°F | 0" | 0" |
| 1973 | 80°F | 51°F | 0" | 0" |
| 1972 | 97°F | 64°F | 0" | 0" |