Weather on February 18
Fontana, CA
55 Years of Data
Avg High
68°F
Avg Low
45°F
Warmest
1977
68°F avg
Coldest
2006
47°F avg
About This Date
February 18th in Fontana, CA typically brings mild winter weather, with average highs around 68°F and lows near 45°F. Over 56 years of records, the warmest February 18th was in 1977 (68°F average), while the coldest was 2006 (47°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 21% of February 18th dates historically, with the wettest February 18th recording 4.17" of rain. 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 February 18th in Fontana, CA? Great weather for outdoor activities.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 57° | 46° | 52° | 1.3" | — |
| 2025 | 69° | 50° | 60° | — | — |
| 2024 | 63° | 50° | 56° | — | — |
| 2023 | 69° | 38° | 53° | — | — |
| 2022 | 74° | 42° | 58° | — | — |
| 2021 | 68° | 49° | 58° | — | — |
| 2020 | 75° | 46° | 61° | — | — |
| 2019 | 58° | 37° | 47° | — | — |
| 2018 | 68° | 45° | 56° | — | — |
| 2017 | 59° | 49° | 54° | 0.25" | — |
| 2016 | 66° | 53° | 60° | 0.18" | — |
| 2015 | 78° | 51° | 65° | — | — |
| 2014 | 71° | 52° | 61° | — | — |
| 2013 | 65° | 47° | 56° | — | — |
| 2012 | 65° | 39° | 52° | — | — |
| 2011 | 62° | 45° | 53° | 0.71" | — |
| 2010 | 70° | 49° | 59° | — | — |
| 2009 | 65° | 42° | 53° | — | — |
| 2008 | 68° | 45° | 56° | — | — |
| 2007 | 75° | 54° | 64° | — | — |
| 2006coldest | 55° | 39° | 47° | 0.13" | — |
| 2005 | 58° | 52° | 55° | 1.6" | — |
| 2004 | 62° | 48° | 55° | 0.74" | — |
| 2003 | 66° | 46° | 56° | — | — |
| 2002 | 59° | 42° | 51° | — | — |
| 2001 | 58° | 45° | 51° | 0.08" | — |
| 2000 | 70° | 43° | 56° | — | — |
| 1999 | 60° | 45° | 52° | — | — |
| 1998 | 67° | 38° | 52° | — | — |
| 1997 | 75° | 42° | 59° | — | — |
| 1996 | 68° | 56° | 62° | — | — |
| 1995 | 82° | 45° | 63° | — | — |
| 1994 | 55° | 41° | 48° | 0.56" | — |
| 1993 | 66° | 53° | 60° | 1.52" | — |
| 1992 | 71° | 41° | 56° | — | — |
| 1991 | 73° | 48° | 61° | — | — |
| 1990 | 53° | 45° | 49° | 1.37" | — |
| 1989 | 68° | 40° | 54° | — | — |
| 1988 | 70° | 36° | 53° | — | — |
| 1987 | 72° | 39° | 55° | — | — |
| 1986 | 70° | 52° | 61° | — | — |
| 1985 | 67° | 48° | 57° | — | — |
| 1984 | — | 31° | — | — | — |
| 1983 | 65° | 55° | 60° | — | — |
| 1982 | 72° | 49° | 60° | — | — |
| 1981 | 86° | 47° | 66° | — | — |
| 1980 | 66° | 53° | 60° | 4.17" | — |
| 1979 | 72° | 40° | 56° | — | — |
| 1978 | 67° | 41° | 54° | — | — |
| 1977warmest | 90° | 47° | 68° | — | — |
| 1976 | 74° | 44° | 59° | — | — |
| 1975 | 64° | 38° | 51° | — | — |
| 1974 | 68° | 40° | 54° | — | — |
| 1973 | 70° | 41° | 55° | — | — |
| 1972 | 82° | 52° | 67° | — | — |
| 1971 | 64° | 47° | 55° | — | — |
56 years of data from FONTANA KAISER