Weather on October 18
Roseville, CA
55 Years of Data
Avg High
80°F
Avg Low
49°F
Warmest
1987
74°F avg
Coldest
1971
49°F avg
About This Date
October 18th in Roseville, CA typically brings warm fall weather, with average highs around 80°F and lows near 49°F — a 31°F daily swing. Over 55 years of records, the warmest October 18th was in 1987 (74°F average), while the coldest was 1971 (49°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 2% of October 18th dates historically, with the wettest October 18th recording 0.69" of rain. 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 Roseville, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 51° | 66° | — | — |
| 2024 | 77° | 48° | 63° | — | — |
| 2023 | 89° | 52° | 70° | — | — |
| 2022 | 85° | 50° | 67° | — | — |
| 2021 | 65° | 44° | 54° | — | — |
| 2020 | 92° | 54° | 73° | — | — |
| 2019 | 76° | 40° | 58° | — | — |
| 2018 | 83° | 44° | 63° | — | — |
| 2017 | 84° | 41° | 63° | — | — |
| 2016 | 72° | 45° | 58° | — | — |
| 2015 | 73° | 57° | 65° | — | — |
| 2014 | 80° | 52° | 66° | — | — |
| 2013 | 84° | 45° | 64° | — | — |
| 2012 | 90° | 56° | 73° | — | — |
| 2011 | 86° | 55° | 71° | — | — |
| 2010 | 73° | 50° | 62° | — | — |
| 2009 | 74° | 57° | 65° | — | — |
| 2008 | 84° | 53° | 69° | — | — |
| 2007 | 74° | 52° | 63° | — | — |
| 2006 | 78° | 38° | 58° | — | — |
| 2005 | 77° | 58° | 67° | — | — |
| 2004 | 67° | 51° | 59° | — | — |
| 2003 | 90° | 50° | 70° | — | — |
| 2002 | 76° | 49° | 62° | — | — |
| 2001 | 86° | 46° | 66° | — | — |
| 2000 | 83° | 50° | 66° | — | — |
| 1999 | 84° | 44° | 64° | — | — |
| 1998 | 80° | 43° | 61° | — | — |
| 1997 | 87° | 46° | 67° | — | — |
| 1996 | 66° | 51° | 59° | — | — |
| 1995 | 88° | 48° | 68° | — | — |
| 1994 | 78° | 40° | 59° | — | — |
| 1993 | 77° | 40° | 58° | — | — |
| 1992 | 82° | 53° | 68° | — | — |
| 1991 | 88° | 56° | 72° | — | — |
| 1990 | 82° | 52° | 67° | — | — |
| 1989 | 83° | 60° | 71° | — | — |
| 1988 | 91° | 54° | 72° | — | — |
| 1987warmest | 86° | 62° | 74° | — | — |
| 1986 | 70° | 48° | 59° | 0.69" | — |
| 1985 | 81° | 51° | 66° | — | — |
| 1984 | 61° | 37° | 49° | — | — |
| 1983 | 78° | 54° | 66° | — | — |
| 1982 | 75° | 49° | 62° | — | — |
| 1981 | 76° | 51° | 63° | — | — |
| 1980 | 73° | 50° | 62° | — | — |
| 1979 | 80° | 55° | 68° | — | — |
| 1978 | 80° | 52° | 66° | — | — |
| 1977 | 84° | 51° | 68° | — | — |
| 1976 | 81° | 53° | 67° | — | — |
| 1975 | 80° | 53° | 67° | — | — |
| 1974 | 88° | 44° | 66° | — | — |
| 1973 | 86° | 51° | 69° | — | — |
| 1972 | 70° | 46° | 58° | — | — |
| 1971coldest | 59° | 39° | 49° | — | — |
55 years of data from ROCKLIN