Weather on February 27
Rancho Cucamonga, CA
55 Years of Data
Avg High
68°F
Avg Low
45°F
Warmest
2026
74°F avg
Coldest
2023
43°F avg
About This Date
February 27th in Rancho Cucamonga, CA typically brings mild winter weather, with average highs around 68°F and lows near 45°F. Over 41 years of records, the warmest February 27th was in 2026 (74°F average), while the coldest was 2023 (43°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 32% of February 27th dates historically, with the wettest February 27th recording 3.15" of rain. The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
Planning for February 27th in Rancho Cucamonga, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 91° | 58° | 74° | — | — |
| 2025 | 85° | 58° | 71° | — | — |
| 2024 | 62° | 50° | 56° | 0.1" | — |
| 2023coldest | 49° | 38° | 43° | 0.86" | — |
| 2022 | 76° | 36° | 56° | — | — |
| 2021 | 70° | 40° | 55° | — | — |
| 2020 | 84° | 48° | 66° | — | — |
| 2019 | 68° | 49° | 58° | — | — |
| 2018 | 53° | 42° | 48° | 0.41" | — |
| 2017 | 54° | 44° | 49° | 0.74" | — |
| 2016 | 80° | 47° | 63° | — | — |
| 2015 | 61° | 48° | 54° | — | — |
| 2014 | 69° | 54° | 61° | 0.91" | — |
| 2013 | 75° | 41° | 58° | — | — |
| 2012 | 57° | 43° | 50° | 0.71" | — |
| 2011 | 57° | 32° | 45° | — | — |
| 2010 | 56° | 43° | 49° | 3.15" | — |
| 2009 | 65° | 51° | 58° | — | — |
| 2008 | 80° | 48° | 64° | — | — |
| 2007 | 58° | 44° | 51° | 0.2" | — |
| 2006 | 68° | 49° | 58° | 2.51" | — |
| 2005 | 65° | 47° | 56° | — | — |
| 2004 | 60° | 45° | 52° | — | — |
| 2003 | 55° | 46° | 51° | 0.25" | — |
| 2002 | 82° | 54° | 68° | — | — |
| 2001 | 54° | 46° | 50° | 1.68" | — |
| 2000 | 54° | 45° | 49° | 0.58" | — |
| 1999 | 73° | 45° | 59° | — | — |
| 1984 | 72° | 43° | 57° | — | — |
| 1982 | 69° | 38° | 53° | — | — |
| 1981 | 67° | 35° | 51° | — | — |
| 1980 | 79° | 51° | 65° | — | — |
| 1979 | 66° | 36° | 51° | — | — |
| 1978 | 60° | 47° | 53° | 0.05" | — |
| 1977 | 73° | 39° | 56° | — | — |
| 1976 | 76° | 46° | 61° | — | — |
| 1975 | 79° | 46° | 62° | — | — |
| 1974 | 70° | 37° | 53° | — | — |
| 1973 | 63° | 46° | 54° | — | — |
| 1972 | 84° | 49° | 66° | — | — |
| 1971 | 59° | 31° | 45° | — | — |
41 years of data from ONTARIO INTL AP