Weather on October 18
Modesto, CA
55 Years of Data
Avg High
79°F
Avg Low
51°F
Warmest
1988
75°F avg
Coldest
1984
53°F avg
About This Date
October 18th in Modesto, CA typically brings pleasant fall weather, with average highs around 79°F and lows near 51°F — a 28°F daily swing. Over 55 years of records, the warmest October 18th was in 1988 (75°F average), while the coldest was 1984 (53°F) — a 22°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 October 18th in Modesto, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 51° | 65° | — | — |
| 2024 | 77° | 53° | 65° | — | — |
| 2023 | 88° | 52° | 70° | — | — |
| 2022 | 80° | 55° | 68° | — | — |
| 2021 | 63° | 44° | 53° | — | — |
| 2020 | 91° | 52° | 71° | — | — |
| 2019 | 74° | 47° | 60° | — | — |
| 2018 | 81° | 48° | 64° | — | — |
| 2017 | 82° | 46° | 64° | — | — |
| 2016 | 74° | 52° | 63° | — | — |
| 2015 | 76° | 58° | 67° | — | — |
| 2014 | 79° | 54° | 66° | — | — |
| 2013 | 83° | 44° | 63° | — | — |
| 2012 | 90° | 53° | 71° | — | — |
| 2011 | 87° | 55° | 71° | — | — |
| 2010 | 72° | 47° | 59° | — | — |
| 2009 | 79° | 61° | 70° | — | — |
| 2008 | 84° | 57° | 71° | — | — |
| 2007 | 76° | 53° | 64° | — | — |
| 2006 | 76° | 43° | 59° | — | — |
| 2005 | 77° | 54° | 65° | — | — |
| 2004 | 66° | 51° | 59° | — | — |
| 2003 | 87° | 50° | 69° | — | — |
| 2002 | 70° | 50° | 60° | — | — |
| 2001 | 83° | 53° | 68° | — | — |
| 2000 | 81° | 53° | 67° | — | — |
| 1999 | 76° | 50° | 63° | — | — |
| 1998 | 75° | 47° | 61° | — | — |
| 1997 | 87° | 55° | 71° | — | — |
| 1996 | 76° | 50° | 63° | — | — |
| 1995 | 84° | 55° | 70° | — | — |
| 1994 | 77° | 48° | 63° | — | — |
| 1993 | 74° | 50° | 62° | — | — |
| 1992 | 77° | 55° | 66° | — | — |
| 1991 | 87° | 57° | 72° | — | — |
| 1990 | 72° | 59° | 65° | — | — |
| 1989 | 87° | 56° | 71° | — | — |
| 1988warmest | 92° | 58° | 75° | — | — |
| 1987 | 86° | 47° | 66° | — | — |
| 1986 | 73° | 47° | 60° | — | — |
| 1985 | 76° | 49° | 62° | — | — |
| 1984coldest | 63° | 44° | 53° | — | — |
| 1983 | 80° | 48° | 64° | — | — |
| 1982 | 77° | 47° | 62° | — | — |
| 1981 | 84° | 44° | 64° | — | — |
| 1980 | 76° | 43° | 59° | — | — |
| 1979 | 71° | 54° | 62° | — | — |
| 1978 | 83° | 55° | 69° | — | — |
| 1977 | 76° | 55° | 65° | — | — |
| 1976 | 80° | 47° | 63° | — | — |
| 1975 | 75° | 52° | 63° | — | — |
| 1974 | 86° | 49° | 67° | — | — |
| 1973 | 84° | 51° | 68° | — | — |
| 1972 | 74° | 49° | 61° | — | — |
| 1971 | 68° | 39° | 54° | — | — |
55 years of data from MODESTO AP