Weather on April 21
Salt Lake City, UT
55 Years of Data
Avg High
65°F
Avg Low
42°F
Warmest
1989
71°F avg
Coldest
1982
38°F avg
About This Date
April 21st in Salt Lake City, UT typically brings mild spring weather, with average highs around 65°F and lows near 42°F. Over 55 years of records, the warmest April 21st was in 1989 (71°F average), while the coldest was 1982 (38°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 35% of April 21st dates historically, with the wettest April 21st recording 1.45" of rain. The last decade has been 6.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.9°F warmer on this date compared to 20-30 years ago.
Planning for April 21st in Salt Lake City, UT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 47° | 55° | — | — |
| 2024 | 79° | 47° | 63° | — | — |
| 2023 | 54° | 39° | 46° | 0.43" | — |
| 2022 | 77° | 52° | 64° | — | — |
| 2021 | 58° | 44° | 51° | — | — |
| 2020 | 70° | 44° | 57° | — | — |
| 2019 | 61° | 50° | 55° | 1.45" | — |
| 2018 | 69° | 43° | 56° | — | — |
| 2017 | 55° | 40° | 47° | 0.15" | — |
| 2016 | 83° | 54° | 68° | — | — |
| 2015 | 75° | 45° | 60° | — | — |
| 2014 | 77° | 41° | 59° | — | — |
| 2013 | 66° | 39° | 53° | — | — |
| 2012 | 80° | 49° | 64° | — | — |
| 2011 | 61° | 41° | 51° | — | — |
| 2010 | 66° | 46° | 56° | 1.02" | — |
| 2009 | 74° | 44° | 59° | — | — |
| 2008 | 51° | 27° | 39° | — | — |
| 2007 | 58° | 40° | 49° | — | — |
| 2006 | 69° | 39° | 54° | — | — |
| 2005 | 56° | 39° | 47° | — | — |
| 2004 | 54° | 38° | 46° | 1.22" | — |
| 2003 | 71° | 50° | 61° | — | — |
| 2002 | 55° | 34° | 44° | — | — |
| 2001 | 52° | 40° | 46° | 0.08" | — |
| 2000 | 77° | 40° | 58° | — | — |
| 1999 | 50° | 41° | 46° | 1.04" | — |
| 1998 | 67° | 39° | 53° | — | — |
| 1997 | 60° | 42° | 51° | 0.1" | — |
| 1996 | 52° | 31° | 41° | — | — |
| 1995 | 57° | 36° | 46° | 0.1" | — |
| 1994 | 85° | 57° | 71° | — | — |
| 1993 | 68° | 46° | 57° | — | — |
| 1992 | 73° | 42° | 58° | 1.02" | — |
| 1991 | 58° | 42° | 50° | 0.33" | — |
| 1990 | 74° | 49° | 61° | 0.05" | — |
| 1989warmest | 79° | 64° | 71° | — | — |
| 1988 | 55° | 42° | 49° | 0.03" | — |
| 1987 | 63° | 36° | 49° | — | — |
| 1986 | 71° | 45° | 58° | — | — |
| 1985 | 56° | 38° | 47° | 0.13" | — |
| 1984 | 60° | 39° | 50° | — | — |
| 1983 | 59° | 45° | 52° | 0.1" | — |
| 1982coldest | 55° | 22° | 38° | — | — |
| 1981 | 61° | 42° | 51° | 0.1" | — |
| 1980 | 81° | 54° | 67° | — | — |
| 1979 | 70° | 40° | 55° | — | — |
| 1978 | 67° | 32° | 49° | 0.1" | — |
| 1977 | 74° | 36° | 55° | — | — |
| 1976 | 65° | 45° | 55° | — | — |
| 1975 | 68° | 33° | 51° | — | — |
| 1974 | 60° | 35° | 48° | — | — |
| 1973 | 53° | 34° | 43° | 0.23" | — |
| 1972 | 64° | 39° | 52° | — | — |
| 1971 | 59° | 41° | 50° | 0.18" | — |
55 years of data from SALT LAKE CITY SUB SEW