Weather on June 21
Temecula, CA
55 Years of Data
Avg High
86°F
Avg Low
56°F
Warmest
2008
88°F avg
Coldest
1996
62°F avg
About This Date
June 21st in Temecula, CA typically brings warm summer weather, with average highs around 86°F and lows near 56°F — a 30°F daily swing. Over 51 years of records, the warmest June 21st was in 2008 (88°F average), while the coldest was 1996 (62°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 4% of June 21st dates historically. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for June 21st in Temecula, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 56° | 65° | — | — |
| 2024 | 86° | 55° | 70° | — | — |
| 2023 | 80° | 54° | 67° | — | — |
| 2022 | 91° | 63° | 77° | — | — |
| 2021 | 87° | 55° | 71° | — | — |
| 2020 | 79° | 59° | 69° | — | — |
| 2019 | 74° | 57° | 66° | 0.05" | — |
| 2018 | 85° | 59° | 72° | — | — |
| 2017 | 91° | 59° | 75° | — | — |
| 2016 | 87° | 68° | 77° | — | — |
| 2015 | 85° | 57° | 71° | — | — |
| 2014 | 88° | 57° | 72° | — | — |
| 2013 | 83° | 56° | 70° | — | — |
| 2012 | 81° | 54° | 68° | — | — |
| 2011 | 91° | 54° | 72° | 0.02" | — |
| 2010 | 75° | 51° | 63° | — | — |
| 2009 | 76° | 56° | 66° | — | — |
| 2008warmest | 103° | 73° | 88° | — | — |
| 2007 | 86° | 65° | 75° | — | — |
| 2006 | 85° | 57° | 71° | — | — |
| 2005 | 81° | 63° | 72° | — | — |
| 2004 | 74° | 54° | 64° | — | — |
| 2003 | 69° | 55° | 62° | — | — |
| 2002 | 73° | 54° | 63° | — | — |
| 2001 | 91° | 68° | 80° | — | — |
| 2000 | 82° | 58° | 70° | — | — |
| 1999 | 75° | 52° | 63° | — | — |
| 1998 | 81° | 54° | 67° | — | — |
| 1997 | 77° | 53° | 65° | — | — |
| 1996coldest | 72° | 53° | 62° | — | — |
| 1995 | 75° | 55° | 65° | — | — |
| 1994 | 84° | 61° | 72° | — | — |
| 1993 | 80° | 55° | 68° | — | — |
| 1992 | 91° | 53° | 72° | — | — |
| 1990 | 96° | 59° | 78° | — | — |
| 1989 | 103° | 56° | 79° | — | — |
| 1988 | 88° | 50° | 69° | — | — |
| 1987 | 84° | 54° | 69° | — | — |
| 1986 | 96° | 50° | 73° | — | — |
| 1985 | 85° | 50° | 67° | — | — |
| 1984 | 91° | 51° | 71° | — | — |
| 1983 | — | 52° | — | — | — |
| 1982 | 82° | 56° | 69° | — | — |
| 1981 | 102° | 60° | 81° | — | — |
| 1980 | 94° | 45° | 69° | — | — |
| 1979 | 90° | 36° | 63° | — | — |
| 1977 | 90° | 53° | 71° | — | — |
| 1976 | 95° | 57° | 76° | — | — |
| 1975 | 89° | 47° | 68° | — | — |
| 1974 | 98° | 55° | 77° | — | — |
| 1973 | 109° | 54° | 81° | — | — |
51 years of data from FALLBROOK 5 NE