Weather on August 31
Salt Lake City, UT
55 Years of Data
Avg High
86°F
Avg Low
61°F
Warmest
2022
87°F avg
Coldest
1977
60°F avg
About This Date
August 31st in Salt Lake City, UT typically brings warm summer weather, with average highs around 86°F and lows near 61°F — a 25°F daily swing. Over 55 years of records, the warmest August 31st was in 2022 (87°F average), while the coldest was 1977 (60°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 9% of August 31st dates historically, with the wettest August 31st recording 1.98" of rain. The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for August 31st in Salt Lake City, UT? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 59° | 74° | — | — |
| 2024 | 91° | 56° | 73° | — | — |
| 2023 | 95° | 60° | 78° | — | — |
| 2022warmest | 102° | 71° | 87° | — | — |
| 2021 | 93° | 64° | 79° | — | — |
| 2020 | 78° | 53° | 66° | — | — |
| 2019 | 95° | 68° | 82° | — | — |
| 2018 | 86° | 62° | 74° | — | — |
| 2017 | 87° | 71° | 79° | — | — |
| 2016 | 97° | 74° | 85° | — | — |
| 2015 | 87° | 62° | 75° | — | — |
| 2014 | 76° | 58° | 67° | — | — |
| 2013 | 93° | 72° | 82° | — | — |
| 2012 | 87° | 69° | 78° | 0.13" | — |
| 2011 | 93° | 73° | 83° | — | — |
| 2010 | 75° | 52° | 63° | — | — |
| 2009 | 88° | 59° | 73° | — | — |
| 2008 | 89° | 55° | 72° | 1.98" | — |
| 2007 | 91° | 73° | 82° | — | — |
| 2006 | 76° | 49° | 62° | — | — |
| 2005 | 78° | 46° | 62° | — | — |
| 2004 | 93° | 54° | 73° | — | — |
| 2003 | 86° | 57° | 72° | — | — |
| 2002 | 89° | 63° | 76° | — | — |
| 2001 | 88° | 64° | 76° | — | — |
| 2000 | 76° | 59° | 67° | 0.46" | — |
| 1999 | 76° | 56° | 66° | — | — |
| 1998 | 85° | 77° | 81° | — | — |
| 1997 | 91° | 71° | 81° | — | — |
| 1996 | 92° | 64° | 78° | — | — |
| 1995 | 91° | 66° | 79° | — | — |
| 1994 | 89° | 63° | 76° | — | — |
| 1993 | 79° | 54° | 66° | — | — |
| 1992 | 70° | 59° | 64° | 0.46" | — |
| 1991 | 90° | 69° | 79° | — | — |
| 1990 | 85° | 62° | 73° | — | — |
| 1989 | 76° | 57° | 66° | — | — |
| 1988 | 87° | 67° | 77° | — | — |
| 1987 | 87° | 63° | 75° | — | — |
| 1986 | 80° | 65° | 72° | — | — |
| 1985 | — | 67° | — | — | — |
| 1984 | 76° | 53° | 65° | — | — |
| 1983 | 89° | 70° | 79° | — | — |
| 1982 | 85° | 65° | 75° | — | — |
| 1981 | 85° | 54° | 69° | — | — |
| 1980 | 70° | 51° | 60° | 0.18" | — |
| 1979 | 80° | 56° | 68° | — | — |
| 1978 | 96° | 56° | 76° | — | — |
| 1977coldest | 76° | 44° | 60° | — | — |
| 1976 | 88° | 57° | 72° | — | — |
| 1975 | 87° | 53° | 70° | — | — |
| 1974 | 95° | 60° | 78° | — | — |
| 1973 | 88° | 64° | 76° | — | — |
| 1972 | 92° | 56° | 74° | — | — |
| 1971 | 89° | 56° | 72° | — | — |
55 years of data from SALT LAKE TRIAD CTR