Weather on August 4
Tucson, AZ
55 Years of Data
Avg High
100°F
Avg Low
77°F
Warmest
1994
98°F avg
Coldest
1974
75°F avg
About This Date
August 4th in Tucson, AZ typically brings hot summer weather, with average highs around 100°F and lows near 77°F. Over 55 years of records, the warmest August 4th was in 1994 (98°F average), while the coldest was 1974 (75°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 27% of August 4th dates historically, with the wettest August 4th recording 1.02" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for August 4th in Tucson, AZ? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 107° | 76° | 91° | — | — |
| 2024 | 107° | 78° | 93° | — | — |
| 2023 | 109° | 78° | 94° | — | — |
| 2022 | 95° | 72° | 83° | 0.41" | — |
| 2021 | 107° | 76° | 91° | — | — |
| 2020 | 105° | 76° | 90° | — | — |
| 2019 | 107° | 81° | 94° | — | — |
| 2018 | 106° | 82° | 94° | — | — |
| 2017 | 98° | 74° | 86° | — | — |
| 2016 | 90° | 76° | 83° | — | — |
| 2015 | 106° | 77° | 91° | — | — |
| 2014 | 99° | 76° | 87° | — | — |
| 2013 | 99° | 81° | 90° | — | — |
| 2012 | 103° | 73° | 88° | 0.03" | — |
| 2011 | 102° | 79° | 90° | — | — |
| 2010 | 105° | 75° | 90° | — | — |
| 2009 | 106° | 81° | 93° | — | — |
| 2008 | 99° | 71° | 85° | 0.38" | — |
| 2007 | 94° | 80° | 87° | — | — |
| 2006 | 90° | 74° | 82° | 0.05" | — |
| 2005 | 96° | 73° | 85° | 0.28" | — |
| 2004 | 96° | 80° | 88° | — | — |
| 2003 | 101° | 77° | 89° | — | — |
| 2002 | 88° | 73° | 80° | 0.03" | — |
| 2001 | 101° | 73° | 87° | 0.23" | — |
| 2000 | 103° | 78° | 90° | 0.05" | — |
| 1999 | 93° | 78° | 86° | — | — |
| 1998 | 104° | 78° | 91° | — | — |
| 1997 | 103° | 80° | 91° | — | — |
| 1996 | 96° | 77° | 87° | — | — |
| 1995 | 108° | 82° | 95° | — | — |
| 1994warmest | 108° | 88° | 98° | — | — |
| 1993 | 96° | 76° | 86° | — | — |
| 1992 | 96° | 74° | 85° | 0.1" | — |
| 1991 | 101° | 83° | 92° | — | — |
| 1990 | 98° | 71° | 85° | — | — |
| 1989 | 88° | 76° | 82° | — | — |
| 1988 | 94° | 77° | 85° | — | — |
| 1987 | 98° | 78° | 88° | 0.1" | — |
| 1986 | 106° | 80° | 93° | — | — |
| 1985 | 102° | 77° | 90° | — | — |
| 1984 | 104° | 74° | 89° | 0.36" | — |
| 1983 | 97° | 77° | 87° | — | — |
| 1982 | 98° | 74° | 86° | — | — |
| 1981 | 102° | 79° | 90° | — | — |
| 1980 | 97° | 78° | 87° | 0.64" | — |
| 1979 | 101° | 74° | 87° | 1.02" | — |
| 1978 | 98° | 74° | 86° | 0.36" | — |
| 1977 | 104° | 75° | 90° | — | — |
| 1976 | 104° | 73° | 89° | — | — |
| 1975 | 110° | 76° | 93° | — | — |
| 1974coldest | 81° | 70° | 75° | 0.23" | — |
| 1973 | 103° | 73° | 88° | — | — |
| 1972 | 100° | 79° | 89° | — | — |
| 1971 | 94° | 68° | 81° | — | — |
55 years of data from TUCSON WFO