Weather on July 20
Chula Vista, CA
55 Years of Data
About This Date
July 20th in Chula Vista, CA typically brings pleasant summer weather, with average highs around 76°F and lows near 65°F. Over 55 years of records, the warmest July 20th was in 1984 (76°F average), while the coldest was 2010 (64°F) — a 12°F range across recorded history. Rain or other precipitation has occurred on about 2% of July 20th 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 July 20th in Chula Vista, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 65° | 69° | — | — |
| 2024 | 79° | 66° | 72° | — | — |
| 2023 | 76° | 65° | 70° | — | — |
| 2022 | 77° | 67° | 72° | — | — |
| 2021 | 83° | 68° | 75° | — | — |
| 2020 | 73° | 66° | 70° | — | — |
| 2019 | 73° | 65° | 69° | — | — |
| 2018 | 74° | 68° | 71° | — | — |
| 2017 | 76° | 70° | 73° | — | — |
| 2016 | 83° | 67° | 75° | — | — |
| 2015 | 77° | 72° | 74° | 0.25" | — |
| 2014 | 78° | 70° | 74° | — | — |
| 2013 | 72° | 63° | 67° | — | — |
| 2012 | 78° | 63° | 70° | — | — |
| 2011 | 74° | 64° | 69° | — | — |
| 2010coldest | 66° | 63° | 64° | — | — |
| 2009 | 82° | 67° | 74° | — | — |
| 2008 | 74° | 58° | 66° | — | — |
| 2007 | 72° | 62° | 67° | — | — |
| 2006 | 81° | 70° | 75° | — | — |
| 2005 | 87° | 62° | 75° | — | — |
| 2004 | 85° | 63° | 74° | — | — |
| 2003 | 83° | 64° | 73° | — | — |
| 2002 | 71° | 62° | 67° | — | — |
| 2001 | 73° | 63° | 68° | — | — |
| 2000 | 76° | 65° | 70° | — | — |
| 1999 | 76° | 62° | 69° | — | — |
| 1998 | 82° | 64° | 73° | — | — |
| 1997 | 73° | 65° | 69° | — | — |
| 1996 | 73° | 65° | 69° | — | — |
| 1995 | 73° | 61° | 67° | — | — |
| 1994 | 74° | 62° | 68° | — | — |
| 1993 | 73° | 66° | 70° | — | — |
| 1992 | 79° | 67° | 73° | — | — |
| 1991 | 72° | 63° | 67° | — | — |
| 1990 | 81° | 69° | 75° | — | — |
| 1989 | 77° | 67° | 72° | — | — |
| 1988 | 77° | 67° | 72° | — | — |
| 1987 | 72° | 63° | 67° | — | — |
| 1986 | 77° | 62° | 70° | — | — |
| 1985 | 84° | 67° | 75° | — | — |
| 1984warmest | 83° | 70° | 76° | — | — |
| 1983 | 82° | 60° | 71° | — | — |
| 1982 | 85° | 60° | 72° | — | — |
| 1981 | 75° | 64° | 70° | — | — |
| 1980 | 69° | 61° | 65° | — | — |
| 1979 | 74° | 65° | 69° | — | — |
| 1978 | 72° | 66° | 69° | — | — |
| 1977 | 69° | 63° | 66° | — | — |
| 1976 | 70° | 65° | 67° | — | — |
| 1975 | 69° | 61° | 65° | — | — |
| 1974 | 79° | 69° | 74° | — | — |
| 1973 | 68° | 62° | 65° | — | — |
| 1972 | 72° | 67° | 69° | — | — |
| 1971 | 71° | 65° | 68° | — | — |
Chula Vista, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Chula Vista, CA Monthly Precipitation
Average rainfall per month, in inches.
Chula Vista, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Chula Vista, CA
Most pleasant months in Chula Vista, CA: June.