Weather on October 20
Tucson, AZ
55 Years of Data
Avg High
85°F
Avg Low
59°F
Warmest
2023
83°F avg
Coldest
1984
60°F avg
About This Date
October 20th in Tucson, AZ typically brings warm fall weather, with average highs around 85°F and lows near 59°F — a 26°F daily swing. Over 55 years of records, the warmest October 20th was in 2023 (83°F average), while the coldest was 1984 (60°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 11% of October 20th dates historically, with the wettest October 20th recording 0.86" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for October 20th 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 | 87° | 57° | 72° | — | — |
| 2024 | 80° | 47° | 63° | — | — |
| 2023warmest | 101° | 65° | 83° | — | — |
| 2022 | 89° | 61° | 75° | — | — |
| 2021 | 87° | 53° | 70° | — | — |
| 2020 | 95° | 60° | 78° | — | — |
| 2019 | 83° | 52° | 67° | — | — |
| 2018 | 87° | 66° | 77° | — | — |
| 2017 | 90° | 64° | 77° | — | — |
| 2016 | 94° | 57° | 75° | — | — |
| 2015 | 81° | 61° | 71° | 0.43" | — |
| 2014 | 85° | 61° | 73° | — | — |
| 2013 | 85° | 50° | 67° | — | — |
| 2012 | 92° | 58° | 75° | — | — |
| 2011 | 93° | 55° | 74° | — | — |
| 2010 | 78° | 60° | 69° | — | — |
| 2009 | 90° | 69° | 79° | — | — |
| 2008 | 94° | 57° | 75° | — | — |
| 2007 | 93° | 57° | 75° | — | — |
| 2006 | 81° | 48° | 64° | — | — |
| 2005 | 82° | 53° | 68° | — | — |
| 2004 | 84° | 60° | 72° | — | — |
| 2003 | 96° | 64° | 80° | — | — |
| 2002 | 84° | 56° | 70° | — | — |
| 2001 | 91° | 59° | 75° | — | — |
| 2000 | 80° | 60° | 70° | 0.05" | — |
| 1999 | 87° | 59° | 73° | — | — |
| 1998 | 87° | 60° | 74° | — | — |
| 1997 | 85° | 58° | 71° | — | — |
| 1996 | 76° | 62° | 69° | — | — |
| 1995 | 96° | 58° | 77° | — | — |
| 1994 | 85° | 60° | 72° | — | — |
| 1993 | 82° | 52° | 67° | — | — |
| 1992 | 92° | 62° | 77° | — | — |
| 1991 | 94° | 68° | 81° | — | — |
| 1990 | 72° | 57° | 64° | — | — |
| 1989 | 72° | 64° | 68° | 0.23" | — |
| 1988 | 76° | 61° | 68° | 0.86" | — |
| 1987 | 89° | 60° | 75° | — | — |
| 1986 | 80° | 53° | 67° | — | — |
| 1985 | 86° | 58° | 72° | — | — |
| 1984coldest | 66° | 54° | 60° | 0.36" | — |
| 1983 | 82° | 59° | 71° | — | — |
| 1982 | 86° | 55° | 71° | — | — |
| 1981 | 85° | 54° | 69° | — | — |
| 1980 | 80° | 59° | 70° | — | — |
| 1979 | 87° | 61° | 74° | — | — |
| 1978 | 75° | 64° | 70° | 0.2" | — |
| 1977 | 86° | 62° | 74° | — | — |
| 1976 | 87° | 64° | 76° | — | — |
| 1975 | 86° | 63° | 74° | — | — |
| 1974 | 89° | 69° | 79° | — | — |
| 1973 | 95° | 55° | 75° | — | — |
| 1972 | 70° | 54° | 62° | — | — |
| 1971 | 82° | 46° | 64° | — | — |
55 years of data from TUCSON WFO