Weather on August 20 at Saguaro
Saguaro National Park
Based on 55 years of data from Tucson, AZ
Elevation Note: Saguaro sits at 2,700 ft. Expect temperatures 9°F cooler than the data shown below, which comes from Tucson, AZ at a lower elevation.
Planning Your Visit
August 20th in Saguaro National Park (via Tucson, AZ) typically brings hot summer weather, with average highs around 99°F and lows near 75°F. Over 55 years of records, the warmest August 20th was in 1997 (94°F average), while the coldest was 1971 (78°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 20th dates historically, with the wettest August 20th recording 1.98" 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 20th in Saguaro? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 105°F | 83°F | 0" | -- |
| 2024 | 105°F | 77°F | 0" | 0" |
| 2023 | 95°F | 75°F | 0.03" | 0" |
| 2022 | 82°F | 74°F | 0.18" | 0" |
| 2021 | 93°F | 71°F | 0" | 0" |
| 2020 | 107°F | 73°F | 1.98" | 0" |
| 2019 | 109°F | 74°F | 0" | 0" |
| 2018 | 102°F | 76°F | 0.18" | 0" |
| 2017 | 97°F | 77°F | 0" | 0" |
| 2016 | 97°F | 71°F | 0" | 0" |
| 2015 | 102°F | 80°F | 0" | 0" |
| 2014 | 92°F | 71°F | 0" | 0" |
| 2013 | 103°F | 77°F | 0.05" | 0" |
| 2012 | 100°F | 72°F | 0.76" | 0" |
| 2011 | 99°F | 75°F | 0" | 0" |
| 2010 | 104°F | 78°F | 0" | 0" |
| 2009 | 103°F | 75°F | 0" | 0" |
| 2008 | 102°F | 73°F | 0" | 0" |
| 2007 | 97°F | 79°F | 0" | 0" |
| 2006 | 98°F | 79°F | 0" | 0" |
| 2005 | 100°F | 75°F | 0" | 0" |
| 2004 | 96°F | 73°F | 0" | 0" |
| 2003 | 96°F | 74°F | 0" | 0" |
| 2002 | 96°F | 77°F | 0" | 0" |
| 2001 | 98°F | 75°F | 0" | 0" |
| 2000 | 100°F | 74°F | 0" | 0" |
| 1999 | 100°F | 75°F | 0.76" | 0" |
| 1998 | 99°F | 77°F | 0.1" | 0" |
| 1997 | 107°F | 80°F | 0.15" | 0" |
| 1996 | 101°F | 75°F | 0" | 0" |
| 1995 | 98°F | 71°F | 0.79" | 0" |
| 1994 | 99°F | 77°F | 0" | 0" |
| 1993 | 100°F | 82°F | 0" | 0" |
| 1992 | 104°F | 81°F | 0.08" | 0" |
| 1991 | 97°F | 81°F | 0" | 0" |
| 1990 | 94°F | 73°F | 0" | 0" |
| 1989 | 97°F | 79°F | 0" | 0" |
| 1988 | 91°F | 71°F | 1.42" | 0" |
| 1987 | 101°F | 79°F | 0" | 0" |
| 1986 | 103°F | 78°F | 0" | 0" |
| 1985 | 91°F | 77°F | 0.13" | 0" |
| 1984 | 92°F | 71°F | 0" | 0" |
| 1983 | 95°F | 70°F | 0" | 0" |
| 1982 | 104°F | 76°F | 0" | 0" |
| 1981 | 100°F | 80°F | 0" | 0" |
| 1980 | 96°F | 74°F | 0" | 0" |
| 1979 | 96°F | 68°F | 0" | 0" |
| 1978 | 101°F | 74°F | 0" | 0" |
| 1977 | 107°F | 77°F | 0" | 0" |
| 1976 | 102°F | 81°F | 0" | 0" |
| 1975 | 94°F | 73°F | 0.1" | 0" |
| 1974 | 100°F | 77°F | 0" | 0" |
| 1973 | 100°F | 71°F | 0.03" | 0" |
| 1972 | 98°F | 72°F | 0" | 0" |
| 1971 | 88°F | 68°F | 0.91" | 0" |