Weather on August 11 at Grand Canyon
Grand Canyon National Park
Based on 55 years of data from Flagstaff, AZ
Elevation Note: Grand Canyon sits at 7,000 ft. Expect temperatures 25°F cooler than the data shown below, which comes from Flagstaff, AZ at a lower elevation.
Planning Your Visit
August 11th in Grand Canyon National Park (via Flagstaff, AZ) typically brings warm summer weather, with average highs around 80°F and lows near 52°F — a 28°F daily swing. Over 55 years of records, the warmest August 11th was in 2002 (73°F average), while the coldest was 1999 (57°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 47% of August 11th dates historically, with the wettest August 11th recording 2.79" 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 11th in Grand Canyon? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 89°F | 53°F | 0" | 0" |
| 2024 | 81°F | 59°F | 0" | 0" |
| 2023 | 79°F | 53°F | 0" | 0" |
| 2022 | 76°F | 54°F | 0" | 0" |
| 2021 | 74°F | 52°F | 0.46" | 0" |
| 2020 | 83°F | 57°F | 0" | 0" |
| 2019 | 79°F | 55°F | 0" | 0" |
| 2018 | 81°F | 56°F | 0.56" | 0" |
| 2017 | 74°F | 54°F | 0" | 0" |
| 2016 | 76°F | 50°F | 0.94" | 0" |
| 2015 | 72°F | 57°F | 0.36" | 0" |
| 2014 | 76°F | 52°F | 1.22" | 0" |
| 2013 | 75°F | 46°F | 0.03" | 0" |
| 2012 | 85°F | 54°F | 0.08" | 0" |
| 2011 | 82°F | 53°F | 0" | 0" |
| 2010 | 79°F | 51°F | 0" | 0" |
| 2009 | 85°F | 48°F | 0" | 0" |
| 2008 | 80°F | 55°F | 0" | 0" |
| 2007 | 82°F | 53°F | 0" | 0" |
| 2006 | 75°F | 57°F | 0.03" | 0" |
| 2005 | 71°F | 55°F | 0.33" | 0" |
| 2004 | 84°F | 53°F | 0" | 0" |
| 2003 | 87°F | 55°F | 0" | -- |
| 2002 | 90°F | 57°F | 0" | 0" |
| 2001 | 79°F | 50°F | 0" | -- |
| 2000 | 86°F | 56°F | 0.03" | 0" |
| 1999 | 72°F | 43°F | 0" | -- |
| 1998 | 78°F | 48°F | 0.2" | -- |
| 1997 | 75°F | 52°F | 0.91" | -- |
| 1996 | 88°F | 46°F | 0" | -- |
| 1995 | 85°F | 53°F | 0" | 0" |
| 1994 | 82°F | 52°F | 0.03" | 0" |
| 1993 | 84°F | 49°F | 0" | 0" |
| 1992 | 86°F | 51°F | 0" | 0" |
| 1991 | 69°F | 52°F | 0.81" | 0" |
| 1990 | 85°F | 50°F | 0" | 0" |
| 1989 | 76°F | 54°F | 0.36" | 0" |
| 1988 | 81°F | 46°F | 0.23" | 0" |
| 1987 | 68°F | 56°F | 0" | 0" |
| 1986 | 81°F | 57°F | 0.66" | 0" |
| 1985 | 77°F | 51°F | 0" | 0" |
| 1984 | 79°F | 53°F | 0.61" | 0" |
| 1983 | 77°F | 51°F | 0.03" | 0" |
| 1982 | 81°F | 53°F | 0.53" | 0" |
| 1981 | 72°F | 50°F | 0.33" | 0" |
| 1980 | 91°F | 50°F | 0" | 0" |
| 1979 | 80°F | 50°F | 2.79" | 0" |
| 1978 | 83°F | 52°F | 0" | 0" |
| 1977 | 84°F | 51°F | 0.03" | 0" |
| 1976 | 81°F | 45°F | 0" | 0" |
| 1975 | 80°F | 53°F | 1.09" | 0" |
| 1974 | 78°F | 45°F | 0" | 0" |
| 1973 | 88°F | 54°F | 0.66" | 0" |
| 1972 | 86°F | 49°F | 1.65" | 0" |
| 1971 | 81°F | 47°F | 0" | 0" |