Weather on June 21
Vista, CA
55 Years of Data
Avg High
75°F
Avg Low
59°F
Warmest
2008
80°F avg
Coldest
1975
60°F avg
About This Date
June 21st in Vista, CA typically brings pleasant summer weather, with average highs around 75°F and lows near 59°F. Over 55 years of records, the warmest June 21st was in 2008 (80°F average), while the coldest was 1975 (60°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 5% of June 21st dates historically. 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 June 21st in Vista, CA? Great weather for outdoor activities.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 61° | 65° | — | — |
| 2024 | 70° | 61° | 65° | — | — |
| 2023 | 70° | 57° | 63° | — | — |
| 2022 | 73° | 61° | 67° | — | — |
| 2021 | 69° | 60° | 65° | — | — |
| 2020 | 68° | 63° | 65° | — | — |
| 2019 | 69° | 62° | 66° | 0.15" | — |
| 2018 | 69° | 62° | 66° | — | — |
| 2017 | 71° | 62° | 67° | — | — |
| 2016 | 74° | 67° | 70° | — | — |
| 2015 | 72° | 63° | 67° | — | — |
| 2014 | 74° | 62° | 68° | — | — |
| 2013 | 73° | 62° | 68° | — | — |
| 2012 | 69° | 60° | 65° | — | — |
| 2011 | 74° | 64° | 69° | — | — |
| 2010 | 66° | 59° | 63° | — | — |
| 2009 | 69° | 62° | 66° | — | — |
| 2008warmest | 92° | 68° | 80° | — | — |
| 2007 | 71° | 61° | 66° | — | — |
| 2006 | 73° | 65° | 69° | — | — |
| 2005 | 75° | 60° | 68° | — | — |
| 2004 | 69° | 60° | 65° | — | — |
| 2003 | 64° | 59° | 62° | — | — |
| 2002 | 67° | 60° | 63° | — | — |
| 2001 | 73° | 62° | 68° | — | — |
| 2000 | 72° | 64° | 68° | — | — |
| 1999 | 66° | 56° | 61° | — | — |
| 1998 | 72° | 61° | 66° | — | — |
| 1997 | 77° | 61° | 69° | — | — |
| 1996 | 72° | 60° | 66° | — | — |
| 1995 | 76° | 54° | 65° | — | — |
| 1994 | 81° | 59° | 70° | — | — |
| 1993 | 74° | 64° | 69° | — | — |
| 1992 | 80° | 58° | 69° | — | — |
| 1991 | 74° | 55° | 64° | — | — |
| 1990 | 78° | 58° | 68° | — | — |
| 1989 | 86° | 52° | 69° | — | — |
| 1988 | 76° | 53° | 64° | — | — |
| 1987 | 77° | 56° | 66° | — | — |
| 1986 | 80° | 56° | 68° | — | — |
| 1985 | 76° | 60° | 68° | — | — |
| 1984 | 80° | 56° | 68° | — | — |
| 1983 | 75° | 61° | 68° | — | — |
| 1982 | 66° | 58° | 62° | 0.03" | — |
| 1981 | 86° | 61° | 73° | — | — |
| 1980 | 76° | 54° | 65° | — | — |
| 1979 | 75° | 56° | 65° | — | — |
| 1978 | 89° | 58° | 73° | — | — |
| 1977 | 72° | 56° | 64° | — | — |
| 1976 | 77° | 53° | 65° | — | — |
| 1975coldest | 69° | 50° | 60° | — | — |
| 1974 | 78° | 51° | 65° | — | — |
| 1973 | 98° | 61° | 79° | — | — |
| 1972 | 75° | 60° | 68° | 0.38" | — |
| 1971 | 85° | 56° | 70° | — | — |
55 years of data from CARLSBAD MCCLELLAN PALOMAR AP