Weather on August 18 at Zion
Zion National Park
Based on 56 years of data from Springdale, UT
Elevation Note: Zion sits at 4,000 ft. Expect temperatures 14°F cooler than the data shown below, which comes from Springdale, UT at a lower elevation.
Planning Your Visit
August 18th in Zion National Park (via Springdale, UT) typically brings hot summer weather, with average highs around 97°F and lows near 68°F — a 29°F daily swing. Over 56 years of records, the warmest August 18th was in 2020 (94°F average), while the coldest was 2026 (65°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 25% of August 18th dates historically, with the wettest August 18th recording 1.34" 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 August 18th in Zion? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 80°F | 50°F | -- | -- |
| 2025 | 100°F | 73°F | -- | -- |
| 2024 | 100°F | 73°F | -- | 0" |
| 2023 | 96°F | 71°F | -- | 0" |
| 2022 | 94°F | 70°F | 0.01" | 0" |
| 2021 | 99°F | 72°F | 0" | 0" |
| 2020 | 112°F | 76°F | 0" | 0" |
| 2019 | 99°F | 68°F | 0" | 0" |
| 2018 | 97°F | 75°F | 0" | 0" |
| 2017 | 96°F | 69°F | 0" | 0" |
| 2016 | 99°F | 68°F | 0" | 0" |
| 2015 | 102°F | 72°F | 0" | 0" |
| 2014 | 102°F | 70°F | 0" | 0" |
| 2013 | 102°F | 72°F | 0" | 0" |
| 2012 | 99°F | 69°F | 0.4" | 0" |
| 2011 | 107°F | 74°F | 0" | -- |
| 2010 | 103°F | 74°F | 0" | 0" |
| 2009 | 100°F | 67°F | 0" | 0" |
| 2008 | 99°F | 66°F | 0.09" | 0" |
| 2007 | 98°F | 68°F | 0.05" | 0" |
| 2006 | 95°F | 65°F | 0" | 0" |
| 2005 | 93°F | 63°F | 0" | 0" |
| 2004 | 93°F | 62°F | 0.28" | 0" |
| 2003 | 103°F | 72°F | 0" | 0" |
| 2002 | 109°F | 69°F | 0" | 0" |
| 2001 | 105°F | 72°F | 0" | 0" |
| 2000 | 98°F | 73°F | 0" | 0" |
| 1999 | 97°F | 70°F | 0" | 0" |
| 1998 | 90°F | 69°F | 0" | 0" |
| 1997 | 93°F | 67°F | 0" | 0" |
| 1996 | 98°F | 66°F | 0" | 0" |
| 1995 | 96°F | 62°F | 0" | 0" |
| 1994 | 98°F | 66°F | 0" | 0" |
| 1993 | 98°F | 63°F | 0" | 0" |
| 1992 | 106°F | 73°F | 0" | 0" |
| 1991 | 99°F | 72°F | 0" | 0" |
| 1990 | 92°F | 63°F | 0" | 0" |
| 1989 | 85°F | 60°F | 1.34" | 0" |
| 1988 | 104°F | 71°F | 0" | 0" |
| 1987 | 101°F | 66°F | 0" | 0" |
| 1986 | 100°F | 70°F | 0" | 0" |
| 1985 | 96°F | 66°F | 0" | 0" |
| 1984 | 89°F | 64°F | 0.8" | 0" |
| 1983 | 79°F | 66°F | 1.18" | 0" |
| 1982 | 94°F | 66°F | 0.07" | 0" |
| 1981 | 95°F | 68°F | 0" | 0" |
| 1980 | 95°F | 63°F | 0" | 0" |
| 1979 | 81°F | 68°F | 0.21" | 0" |
| 1978 | 91°F | 52°F | 0" | 0" |
| 1977 | 90°F | 68°F | 0" | 0" |
| 1976 | 92°F | 55°F | 0.01" | 0" |
| 1975 | 94°F | 62°F | 0" | 0" |
| 1974 | 101°F | 68°F | 0" | 0" |
| 1973 | 97°F | 70°F | 0.03" | 0" |
| 1972 | 92°F | 67°F | 0.02" | 0" |
| 1971 | 98°F | 68°F | 0.02" | 0" |