Weather on September 16
San Bernardino, CA
55 Years of Data
Avg High
90°F
Avg Low
62°F
Warmest
2002
93°F avg
Coldest
1982
66°F avg
About This Date
September 16th in San Bernardino, CA typically brings hot fall weather, with average highs around 90°F and lows near 62°F — a 28°F daily swing. Over 48 years of records, the warmest September 16th was in 2002 (93°F average), while the coldest was 1982 (66°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 4% of September 16th dates historically.
Planning for September 16th in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 100° | 68° | 84° | — | — |
| 2017 | 77° | 58° | 67° | — | — |
| 2016 | 86° | 57° | 72° | — | — |
| 2015 | 74° | 62° | 68° | — | — |
| 2014 | 103° | 77° | 90° | — | — |
| 2013 | 98° | 66° | 82° | — | — |
| 2012 | 96° | 67° | 81° | — | — |
| 2011 | 81° | 62° | 71° | — | — |
| 2010 | 92° | 47° | 69° | — | — |
| 2009 | 93° | 57° | 75° | — | — |
| 2008 | 97° | 66° | 81° | — | — |
| 2007 | 90° | 51° | 70° | — | — |
| 2006 | 92° | 54° | 73° | — | — |
| 2005 | 79° | 58° | 68° | — | — |
| 2004 | 91° | 66° | 79° | — | — |
| 2003 | 93° | 59° | 76° | — | — |
| 2002warmest | 94° | 92° | 93° | — | — |
| 2001 | 98° | 57° | 78° | — | — |
| 2000 | 108° | 68° | 88° | — | — |
| 1999 | 87° | 56° | 71° | — | — |
| 1998 | 93° | 60° | 77° | — | — |
| 1997 | 89° | 72° | 80° | — | — |
| 1996 | 78° | 63° | 70° | — | — |
| 1995 | 89° | 64° | 77° | — | — |
| 1994 | 96° | 56° | 76° | — | — |
| 1993 | 71° | 61° | 66° | — | — |
| 1992 | 93° | 63° | 78° | — | — |
| 1991 | 101° | 59° | 80° | — | — |
| 1990 | 87° | 57° | 72° | — | — |
| 1989 | 86° | 67° | 76° | — | — |
| 1988 | 82° | 59° | 71° | — | — |
| 1987 | 87° | 59° | 73° | — | — |
| 1986 | 81° | 52° | 66° | — | — |
| 1985 | 83° | 55° | 69° | — | — |
| 1984 | 100° | 69° | 85° | — | — |
| 1983 | 99° | 68° | 83° | — | — |
| 1982coldest | 71° | 61° | 66° | 0.13" | — |
| 1981 | 102° | 65° | 83° | — | — |
| 1980 | 97° | 60° | 78° | — | — |
| 1979 | 101° | 64° | 82° | — | — |
| 1978 | 84° | 58° | 71° | — | — |
| 1977 | 79° | 59° | 69° | — | — |
| 1976 | 80° | 61° | 70° | 0.08" | — |
| 1975 | 100° | 68° | 84° | — | — |
| 1974 | 96° | 56° | 76° | — | — |
| 1973 | 84° | 53° | 69° | — | — |
| 1972 | 91° | 57° | 74° | — | — |
| 1971 | 89° | 62° | 76° | — | — |
48 years of data from NORTON AFB