Weather on May 21
Salt Lake City, UT
55 Years of Data
About This Date
May 21st in Salt Lake City, UT typically brings pleasant spring weather, with average highs around 73°F and lows near 47°F — a 26°F daily swing. Over 55 years of records, the warmest May 21st was in 2006 (75°F average), while the coldest was 1975 (44°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 36% of May 21st dates historically, with the wettest May 21st recording 2.26" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 21st in Salt Lake City, UT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 49° | 59° | — | — |
| 2024 | 64° | 41° | 53° | — | — |
| 2023 | 88° | 62° | 75° | — | — |
| 2022 | 68° | 45° | 56° | — | — |
| 2021 | 66° | 49° | 57° | 0.15" | — |
| 2020 | 72° | 49° | 60° | 0.05" | — |
| 2019 | 55° | 44° | 50° | 1.42" | — |
| 2018 | 81° | 54° | 67° | — | — |
| 2017 | 67° | 53° | 60° | 0.53" | — |
| 2016 | 71° | 49° | 60° | 1.04" | — |
| 2015 | 68° | 48° | 58° | — | — |
| 2014 | 80° | 50° | 65° | — | — |
| 2013 | 78° | 51° | 65° | — | — |
| 2012 | 94° | 54° | 74° | — | — |
| 2011 | 69° | 48° | 59° | — | — |
| 2010 | 71° | 45° | 58° | 1.14" | — |
| 2009 | 79° | 49° | 64° | — | — |
| 2008 | 62° | 45° | 53° | 0.56" | — |
| 2007 | 67° | 37° | 52° | 0.56" | — |
| 2006warmest | 88° | 63° | 75° | — | — |
| 2005 | 71° | 51° | 61° | — | — |
| 2004 | 67° | 47° | 57° | 0.1" | — |
| 2003 | 80° | 46° | 63° | — | — |
| 2002 | 65° | 43° | 54° | 0.86" | — |
| 2001 | 66° | 39° | 53° | — | — |
| 2000 | 79° | 53° | 66° | — | — |
| 1999 | 76° | 52° | 64° | — | — |
| 1998 | 66° | 43° | 54° | 0.58" | — |
| 1997 | 77° | 54° | 65° | — | — |
| 1996 | 73° | 43° | 58° | — | — |
| 1995 | 79° | 54° | 66° | — | — |
| 1994 | 77° | 43° | 60° | — | — |
| 1993 | 78° | 56° | 67° | 0.79" | — |
| 1992 | 60° | 49° | 54° | 2.26" | — |
| 1991 | 76° | 48° | 62° | — | — |
| 1990 | 79° | 46° | 62° | — | — |
| 1989 | 79° | 49° | 64° | — | — |
| 1988 | 76° | 45° | 60° | — | — |
| 1987 | 65° | 46° | 55° | 0.1" | — |
| 1986 | 82° | 42° | 62° | 0.76" | — |
| 1985 | 71° | 51° | 61° | — | — |
| 1984 | 73° | 53° | 63° | — | — |
| 1983 | 74° | 45° | 59° | 0.03" | — |
| 1982 | 76° | 42° | 59° | — | — |
| 1981 | 54° | 45° | 49° | 1.7" | — |
| 1980 | 85° | 50° | 67° | — | — |
| 1979 | 86° | 46° | 66° | — | — |
| 1978 | 83° | 53° | 68° | — | — |
| 1977 | 68° | 38° | 53° | — | — |
| 1976 | 70° | 50° | 60° | 0.03" | — |
| 1975coldest | 55° | 32° | 44° | 0.41" | — |
| 1974 | 66° | 38° | 52° | — | — |
| 1973 | 69° | 36° | 52° | 0.05" | — |
| 1972 | 70° | 38° | 54° | — | — |
| 1971 | 75° | 45° | 60° | — | — |