Weather on June 18
San Diego, CA
55 Years of Data
Avg High
72°F
Avg Low
62°F
Warmest
1978
75°F avg
Coldest
1975
61°F avg
About This Date
June 18th in San Diego, CA typically brings pleasant summer weather, with average highs around 72°F and lows near 62°F. Over 55 years of records, the warmest June 18th was in 1978 (75°F average), while the coldest was 1975 (61°F) — a 14°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 18th 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 18th in San Diego, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 63° | 67° | — | — |
| 2024 | 69° | 62° | 66° | — | — |
| 2023 | 69° | 62° | 66° | — | — |
| 2022 | 68° | 61° | 64° | — | — |
| 2021 | 71° | 65° | 68° | — | — |
| 2020 | 70° | 63° | 66° | — | — |
| 2019 | 68° | 62° | 65° | — | — |
| 2018 | 72° | 64° | 68° | — | — |
| 2017 | 75° | 62° | 69° | — | — |
| 2016 | 80° | 65° | 72° | — | — |
| 2015 | 75° | 63° | 69° | — | — |
| 2014 | 71° | 64° | 68° | — | — |
| 2013 | 72° | 61° | 66° | — | — |
| 2012 | 71° | 63° | 67° | — | — |
| 2011 | 70° | 61° | 65° | — | — |
| 2010 | 66° | 60° | 63° | — | — |
| 2009 | 71° | 63° | 67° | — | — |
| 2008 | 79° | 60° | 69° | — | — |
| 2007 | 69° | 62° | 66° | — | — |
| 2006 | 74° | 66° | 70° | — | — |
| 2005 | 71° | 63° | 67° | — | — |
| 2004 | 69° | 65° | 67° | — | — |
| 2003 | 64° | 61° | 62° | — | — |
| 2002 | 71° | 62° | 67° | — | — |
| 2001 | 75° | 62° | 69° | — | — |
| 2000 | 71° | 65° | 68° | — | — |
| 1999 | 68° | 60° | 64° | — | — |
| 1998 | 72° | 60° | 66° | — | — |
| 1997 | 68° | 63° | 65° | — | — |
| 1996 | 75° | 64° | 70° | — | — |
| 1995 | 72° | 58° | 65° | — | — |
| 1994 | 75° | 59° | 67° | — | — |
| 1993 | 75° | 63° | 69° | — | — |
| 1992 | 70° | 62° | 66° | — | — |
| 1991 | 66° | 59° | 63° | — | — |
| 1990 | 71° | 62° | 67° | — | — |
| 1989 | 74° | 59° | 66° | — | — |
| 1988 | 68° | 61° | 64° | — | — |
| 1987 | 70° | 60° | 65° | — | — |
| 1986 | 74° | 62° | 68° | — | — |
| 1985 | 74° | 66° | 70° | — | — |
| 1984 | 74° | 66° | 70° | — | — |
| 1983 | 72° | 66° | 69° | — | — |
| 1982 | 67° | 61° | 64° | — | — |
| 1981 | 77° | 70° | 73° | — | — |
| 1980 | 72° | 61° | 66° | — | — |
| 1979 | 71° | 59° | 65° | — | — |
| 1978warmest | 82° | 68° | 75° | — | — |
| 1977 | 70° | 60° | 65° | — | — |
| 1976 | 76° | 64° | 70° | — | — |
| 1975coldest | 64° | 58° | 61° | 0.05" | — |
| 1974 | 72° | 60° | 66° | — | — |
| 1973 | 74° | 62° | 68° | — | — |
| 1972 | 73° | 62° | 68° | — | — |
| 1971 | 73° | 60° | 67° | — | — |
55 years of data from SAN DIEGO INTL AP