Weather on February 23
Ontario, CA
55 Years of Data
Avg High
67°F
Avg Low
44°F
Warmest
2025
66°F avg
Coldest
2023
43°F avg
About This Date
February 23rd in Ontario, CA typically brings mild winter weather, with average highs around 67°F and lows near 44°F. Over 42 years of records, the warmest February 23rd was in 2025 (66°F average), while the coldest was 2023 (43°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 26% of February 23rd dates historically, with the wettest February 23rd recording 2.41" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for February 23rd in Ontario, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 80° | 46° | 63° | — | — |
| 2025warmest | 82° | 50° | 66° | — | — |
| 2024 | 75° | 47° | 61° | — | — |
| 2023coldest | 48° | 38° | 43° | 0.97" | — |
| 2022 | 55° | 39° | 47° | 0.23" | — |
| 2021 | 81° | 48° | 64° | — | — |
| 2020 | 64° | 49° | 56° | — | — |
| 2019 | 64° | 37° | 51° | — | — |
| 2018 | 59° | 41° | 50° | — | — |
| 2017 | 58° | 39° | 48° | — | — |
| 2016 | 82° | 48° | 65° | — | — |
| 2015 | 60° | 45° | 52° | 1.73" | — |
| 2014 | 77° | 47° | 62° | — | — |
| 2013 | 64° | 39° | 52° | — | — |
| 2012 | 80° | 46° | 63° | — | — |
| 2011 | 58° | 41° | 49° | — | — |
| 2010 | 65° | 37° | 51° | — | — |
| 2009 | 73° | 52° | 62° | 0.08" | — |
| 2008 | 60° | 44° | 52° | 0.15" | — |
| 2007 | 58° | 41° | 49° | — | — |
| 2006 | 72° | 42° | 57° | — | — |
| 2005 | 60° | 48° | 54° | 1.45" | — |
| 2004 | 56° | 46° | 51° | 0.41" | — |
| 2003 | 60° | 51° | 56° | — | — |
| 2002 | 77° | 51° | 64° | — | — |
| 2001 | 48° | 40° | 44° | 0.74" | — |
| 2000 | 51° | 45° | 48° | 2.41" | — |
| 1999 | 79° | 42° | 60° | — | — |
| 1984 | 68° | 32° | 50° | — | — |
| 1983 | 77° | 46° | 62° | — | — |
| 1982 | 67° | 49° | 58° | — | — |
| 1981 | 77° | 40° | 58° | — | — |
| 1980 | 65° | 42° | 53° | — | — |
| 1979 | 58° | 41° | 49° | 0.74" | — |
| 1978 | 75° | 46° | 61° | — | — |
| 1977 | 64° | 43° | 53° | 0.51" | — |
| 1976 | 72° | 46° | 59° | — | — |
| 1975 | 68° | 38° | 53° | — | — |
| 1974 | 75° | 37° | 56° | — | — |
| 1973 | 67° | 46° | 56° | — | — |
| 1972 | 64° | 48° | 56° | — | — |
| 1971 | 63° | 42° | 52° | — | — |
42 years of data from ONTARIO INTL AP