Weather on May 21
Salt Lake City, UT
55 Years of Data
Avg High
72°F
Avg Low
49°F
Warmest
2012
76°F avg
Coldest
1975
44°F avg
About This Date
May 21st in Salt Lake City, UT typically brings pleasant spring weather, with average highs around 72°F and lows near 49°F. Over 55 years of records, the warmest May 21st was in 2012 (76°F average), while the coldest was 1975 (44°F) — a 32°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 1.91" 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.
Warming Trend
0.5°F per decade on this date
| 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° | 0.1" | — |
| 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 | 73° | 52° | 62° | — | — |
| 2012warmest | 91° | 61° | 76° | — | — |
| 2011 | 68° | 52° | 60° | — | — |
| 2010 | 71° | 45° | 58° | 1.14" | — |
| 2009 | 79° | 49° | 64° | — | — |
| 2008 | 62° | 45° | 53° | 0.56" | — |
| 2007 | 67° | 37° | 52° | 0.56" | — |
| 2006 | 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 | 78° | 58° | 68° | — | — |
| 1999 | 75° | 57° | 66° | — | — |
| 1998 | 64° | 49° | 56° | 0.43" | — |
| 1997 | 75° | 56° | 65° | 0.18" | — |
| 1996 | 70° | 46° | 58° | — | — |
| 1995 | 78° | — | — | — | — |
| 1994 | 76° | 48° | 62° | — | — |
| 1993 | 84° | 67° | 75° | 0.03" | — |
| 1992 | 66° | 48° | 57° | 0.61" | — |
| 1991 | 74° | 53° | 63° | — | — |
| 1990 | 75° | 50° | 63° | — | — |
| 1989 | 75° | 55° | 65° | — | — |
| 1988 | 74° | 50° | 62° | — | — |
| 1987 | 65° | 47° | 56° | 0.33" | — |
| 1986 | 81° | 57° | 69° | — | — |
| 1985 | 66° | 51° | 59° | — | — |
| 1984 | 73° | 54° | 63° | — | — |
| 1983 | 74° | 48° | 61° | 0.13" | — |
| 1982 | 76° | 47° | 61° | — | — |
| 1981 | 56° | 41° | 48° | 1.91" | — |
| 1980 | 84° | 59° | 72° | — | — |
| 1979 | 79° | 59° | 69° | — | — |
| 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° | — | — |
55 years of data from SALT LAKE TRIAD CTR