Weather on May 15
Salt Lake City, UT
55 Years of Data
Avg High
75°F
Avg Low
50°F
Warmest
1987
75°F avg
Coldest
1999
46°F avg
About This Date
May 15th in Salt Lake City, UT typically brings pleasant spring weather, with average highs around 75°F and lows near 50°F — a 25°F daily swing. Over 55 years of records, the warmest May 15th was in 1987 (75°F average), while the coldest was 1999 (46°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 24% of May 15th dates historically, with the wettest May 15th recording 1.93" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for May 15th 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 | 63° | 46° | 54° | — | — |
| 2024 | 76° | 48° | 62° | — | — |
| 2023 | 82° | 56° | 69° | — | — |
| 2022 | 86° | 54° | 70° | — | — |
| 2021 | 82° | 60° | 71° | — | — |
| 2020 | 68° | 54° | 61° | — | — |
| 2019 | 82° | 64° | 73° | — | — |
| 2018 | 72° | 47° | 59° | — | — |
| 2017 | 70° | 47° | 58° | — | — |
| 2016 | 74° | 56° | 65° | — | — |
| 2015 | 58° | 46° | 52° | 0.03" | — |
| 2014 | 77° | 46° | 62° | — | — |
| 2013 | 87° | 61° | 74° | — | — |
| 2012 | 90° | 59° | 74° | — | — |
| 2011 | 80° | 49° | 64° | — | — |
| 2010 | 69° | 45° | 57° | — | — |
| 2009 | 69° | 47° | 58° | — | — |
| 2008 | 74° | 53° | 63° | — | — |
| 2007 | 79° | 41° | 60° | — | — |
| 2006 | 88° | 62° | 75° | — | — |
| 2005 | 76° | 47° | 61° | 0.05" | — |
| 2004 | 75° | 47° | 61° | — | — |
| 2003 | 76° | 53° | 64° | — | — |
| 2002 | 70° | 46° | 58° | — | — |
| 2001 | 83° | 62° | 72° | 0.13" | — |
| 2000 | 80° | 60° | 70° | — | — |
| 1999coldest | 53° | 39° | 46° | 0.28" | — |
| 1998 | 58° | 44° | 51° | 1.02" | — |
| 1997 | 87° | 55° | 71° | — | — |
| 1996 | 78° | 62° | 70° | — | — |
| 1995 | 74° | 45° | 59° | — | — |
| 1994 | 85° | 56° | 70° | — | — |
| 1993 | 79° | 56° | 67° | — | — |
| 1992 | 81° | 56° | 68° | — | — |
| 1991 | 63° | 44° | 53° | 0.86" | — |
| 1990 | 60° | 39° | 50° | 0.3" | — |
| 1989 | 65° | 47° | 56° | — | — |
| 1988 | 84° | 47° | 65° | — | — |
| 1987warmest | 87° | 62° | 75° | — | — |
| 1986 | 60° | 37° | 49° | — | — |
| 1985 | 63° | 48° | 55° | 1.5" | — |
| 1984 | 80° | 48° | 64° | 0.23" | — |
| 1983 | 61° | 38° | 49° | 0.48" | — |
| 1982 | 72° | 43° | 57° | — | — |
| 1981 | 56° | 45° | 50° | 1.93" | — |
| 1980 | 65° | 46° | 55° | — | — |
| 1979 | 86° | 55° | 71° | — | — |
| 1978 | 85° | 59° | 72° | — | — |
| 1977 | 60° | 44° | 52° | 0.05" | — |
| 1976 | 84° | 50° | 67° | 0.51" | — |
| 1975 | 86° | 54° | 70° | — | — |
| 1974 | 71° | 40° | 55° | — | — |
| 1973 | 79° | 48° | 63° | — | — |
| 1972 | 87° | 52° | 69° | — | — |
| 1971 | 78° | 49° | 63° | — | — |
55 years of data from SALT LAKE CITY SUB SEW