Weather on September 17
Salt Lake City, UT
55 Years of Data
Avg High
79°F
Avg Low
54°F
Warmest
2014
81°F avg
Coldest
1996
48°F avg
About This Date
September 17th in Salt Lake City, UT typically brings pleasant fall weather, with average highs around 79°F and lows near 54°F — a 25°F daily swing. Over 55 years of records, the warmest September 17th was in 2014 (81°F average), while the coldest was 1996 (48°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 17th dates historically, with the wettest September 17th recording 0.69" of rain. The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for September 17th in Salt Lake City, UT? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 54° | 65° | — | — |
| 2024 | 65° | 51° | 58° | 0.69" | — |
| 2023 | 88° | 59° | 73° | — | — |
| 2022 | 75° | 58° | 66° | — | — |
| 2021 | 88° | 57° | 72° | — | — |
| 2020 | 92° | 58° | 75° | — | — |
| 2019 | 78° | 53° | 66° | 0.13" | — |
| 2018 | 87° | 58° | 72° | — | — |
| 2017 | 77° | 48° | 63° | — | — |
| 2016 | 80° | 51° | 66° | — | — |
| 2015 | 66° | 51° | 59° | — | — |
| 2014warmest | 94° | 69° | 81° | — | — |
| 2013 | 92° | 68° | 80° | — | — |
| 2012 | 80° | 56° | 68° | — | — |
| 2011 | 73° | 56° | 64° | 0.03" | — |
| 2010 | 91° | 55° | 73° | — | — |
| 2009 | 84° | 59° | 72° | — | — |
| 2008 | 86° | 61° | 73° | — | — |
| 2007 | 76° | 50° | 63° | — | — |
| 2006 | 58° | 43° | 50° | — | — |
| 2005 | 70° | 52° | 61° | — | — |
| 2004 | 91° | 54° | 72° | — | — |
| 2003 | 59° | 40° | 49° | 0.58" | — |
| 2002 | 64° | 53° | 59° | 0.13" | — |
| 2001 | 76° | 56° | 66° | — | — |
| 2000 | 84° | 66° | 75° | — | — |
| 1999 | 85° | 57° | 71° | — | — |
| 1998 | 91° | 59° | 75° | — | — |
| 1997 | 86° | 48° | 67° | — | — |
| 1996coldest | 55° | 41° | 48° | 0.13" | — |
| 1995 | 84° | 58° | 71° | 0.36" | — |
| 1994 | 87° | 54° | 70° | — | — |
| 1993 | 67° | 50° | 58° | 0.23" | — |
| 1992 | 83° | 56° | 69° | — | — |
| 1991 | 78° | 50° | 64° | — | — |
| 1990 | 81° | 62° | 71° | — | — |
| 1989 | 89° | 57° | 73° | 0.25" | — |
| 1988 | 78° | 53° | 66° | — | — |
| 1987 | 70° | 43° | 56° | — | — |
| 1986 | 72° | 47° | 59° | — | — |
| 1985 | 85° | 51° | 68° | — | — |
| 1984 | 87° | 59° | 73° | — | — |
| 1983 | 86° | 61° | 73° | — | — |
| 1982 | 72° | 56° | 64° | 0.05" | — |
| 1981 | 89° | 59° | 74° | — | — |
| 1980 | 86° | 54° | 70° | — | — |
| 1979 | 87° | 46° | 67° | — | — |
| 1978 | 72° | 49° | 60° | 0.25" | — |
| 1977 | 74° | 45° | 59° | 0.36" | — |
| 1976 | 83° | 53° | 68° | — | — |
| 1975 | 80° | 55° | 68° | — | — |
| 1974 | 83° | 47° | 65° | — | — |
| 1973 | 77° | 43° | 60° | — | — |
| 1972 | 88° | 55° | 71° | — | — |
| 1971 | 63° | 41° | 52° | — | — |
55 years of data from SALT LAKE CITY SUB SEW