Weather on August 19
San Bernardino, CA
55 Years of Data
Avg High
93°F
Avg Low
63°F
Warmest
1992
88°F avg
Coldest
1983
70°F avg
About This Date
August 19th in San Bernardino, CA typically brings hot summer weather, with average highs around 93°F and lows near 63°F — a 30°F daily swing. Over 48 years of records, the warmest August 19th was in 1992 (88°F average), while the coldest was 1983 (70°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 19th dates historically, with the wettest August 19th recording 1.3" of rain.
Planning for August 19th in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 66° | 81° | — | — |
| 2017 | 86° | 62° | 74° | — | — |
| 2016 | 94° | 66° | 80° | — | — |
| 2015 | 87° | 63° | 75° | — | — |
| 2014 | 85° | 66° | 75° | — | — |
| 2013 | 89° | 69° | 79° | 0.1" | — |
| 2012 | 100° | 71° | 86° | — | — |
| 2011 | 92° | 61° | 76° | — | — |
| 2010 | 97° | 69° | 83° | — | — |
| 2009 | 91° | 58° | 74° | — | — |
| 2008 | 91° | 60° | 76° | — | — |
| 2007 | 102° | 68° | 85° | — | — |
| 2006 | 89° | 62° | 76° | — | — |
| 2005 | 92° | 56° | 74° | — | — |
| 2004 | 91° | 65° | 78° | — | — |
| 2003 | 106° | 66° | 86° | — | — |
| 2002 | 85° | 64° | 74° | — | — |
| 2001 | 97° | 69° | 83° | — | — |
| 2000 | 98° | 62° | 80° | — | — |
| 1999 | 99° | 63° | 81° | — | — |
| 1998 | 91° | 57° | 74° | — | — |
| 1997 | 95° | 67° | 81° | — | — |
| 1996 | 91° | 62° | 77° | — | — |
| 1995 | 97° | 61° | 79° | — | — |
| 1994 | 95° | 69° | 82° | — | — |
| 1993 | 91° | 59° | 75° | — | — |
| 1992warmest | 104° | 72° | 88° | — | — |
| 1991 | 92° | 59° | 75° | — | — |
| 1990 | 85° | 61° | 73° | — | — |
| 1989 | 86° | 59° | 73° | — | — |
| 1988 | 93° | 62° | 78° | — | — |
| 1987 | 93° | 58° | 75° | — | — |
| 1986 | 101° | 68° | 84° | — | — |
| 1985 | 92° | 57° | 74° | — | — |
| 1984 | 90° | 69° | 79° | — | — |
| 1983coldest | 74° | 66° | 70° | 1.3" | — |
| 1982 | 105° | 66° | 86° | — | — |
| 1981 | 98° | 67° | 82° | — | — |
| 1980 | 84° | 63° | 73° | — | — |
| 1979 | 87° | 66° | 77° | — | — |
| 1978 | 96° | 58° | 77° | — | — |
| 1977 | 96° | 69° | 83° | — | — |
| 1976 | 86° | 55° | 71° | — | — |
| 1975 | 86° | 57° | 72° | — | — |
| 1974 | 90° | 59° | 74° | — | — |
| 1973 | 105° | 67° | 86° | — | — |
| 1972 | 88° | 60° | 74° | — | — |
| 1971 | 98° | 65° | 81° | — | — |
48 years of data from NORTON AFB