Weather on August 13
West Covina, CA
55 Years of Data
Avg High
92°F
Avg Low
63°F
Warmest
1994
89°F avg
Coldest
1976
70°F avg
About This Date
August 13th in West Covina, CA typically brings hot summer weather, with average highs around 92°F and lows near 63°F — a 29°F daily swing. Over 55 years of records, the warmest August 13th was in 1994 (89°F average), while the coldest was 1976 (70°F) — a 19°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for August 13th in West Covina, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 67° | 78° | — | — |
| 2024 | 95° | 64° | 80° | — | — |
| 2023 | 91° | 62° | 77° | — | — |
| 2022 | 101° | 68° | 84° | — | — |
| 2021 | 95° | 66° | 80° | — | — |
| 2020 | 99° | 68° | 83° | — | — |
| 2019 | 95° | 60° | 78° | — | — |
| 2018 | 93° | 66° | 80° | — | — |
| 2017 | 94° | 61° | 77° | — | — |
| 2016 | 97° | 63° | 80° | — | — |
| 2015 | 106° | 68° | 87° | — | — |
| 2014 | 93° | 62° | 78° | — | — |
| 2013 | 96° | 58° | 77° | — | — |
| 2012 | 106° | 69° | 87° | — | — |
| 2011 | 89° | 59° | 74° | — | — |
| 2010 | 91° | 52° | 71° | — | — |
| 2009 | 90° | 60° | 75° | — | — |
| 2008 | 95° | 58° | 76° | — | — |
| 2007 | 103° | 60° | 81° | — | — |
| 2006 | 94° | 58° | 76° | — | — |
| 2005 | 87° | 65° | 76° | — | — |
| 2004 | 94° | 65° | 79° | — | — |
| 2003 | 106° | 62° | 84° | — | — |
| 2002 | 87° | 59° | 73° | — | — |
| 2001 | 90° | 60° | 75° | — | — |
| 2000 | 97° | 64° | 80° | — | — |
| 1999 | 94° | 59° | 76° | — | — |
| 1998 | 101° | 68° | 84° | — | — |
| 1997 | 94° | 58° | 76° | — | — |
| 1996 | 102° | 66° | 84° | — | — |
| 1995 | 99° | 62° | 80° | — | — |
| 1994warmest | 105° | 73° | 89° | — | — |
| 1993 | 82° | 59° | 71° | — | — |
| 1992 | 101° | 69° | 85° | — | — |
| 1991 | 92° | 71° | 81° | — | — |
| 1990 | 90° | 67° | 78° | — | — |
| 1989 | 92° | 65° | 78° | — | — |
| 1988 | 85° | 57° | 71° | — | — |
| 1987 | 84° | 60° | 72° | — | — |
| 1986 | 89° | 59° | 74° | — | — |
| 1985 | 82° | 58° | 70° | — | — |
| 1984 | 92° | 65° | 78° | — | — |
| 1983 | 101° | 72° | 86° | — | — |
| 1982 | 83° | 64° | 73° | — | — |
| 1981 | 92° | 67° | 79° | — | — |
| 1980 | 88° | 69° | 78° | — | — |
| 1979 | 79° | 65° | 72° | — | — |
| 1978 | 84° | 63° | 73° | — | — |
| 1977 | 87° | 60° | 74° | — | — |
| 1976coldest | 85° | 56° | 70° | — | — |
| 1975 | 83° | 59° | 71° | — | — |
| 1974 | 82° | 64° | 73° | — | — |
| 1973 | 86° | 62° | 74° | — | — |
| 1972 | 81° | 65° | 73° | — | — |
| 1971 | 89° | 65° | 77° | — | — |
55 years of data from SANTA FE DAM CALIFORNIA