Weather on March 28
Rancho Cucamonga, CA
55 Years of Data
Avg High
70°F
Avg Low
48°F
Warmest
2015
73°F avg
Coldest
1975
47°F avg
About This Date
March 28th in Rancho Cucamonga, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 48°F. Over 42 years of records, the warmest March 28th was in 2015 (73°F average), while the coldest was 1975 (47°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 14% of March 28th dates historically, with the wettest March 28th recording 2.97" 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 March 28th in Rancho Cucamonga, CA? Great weather for outdoor activities.
Warming Trend
1.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 89° | 58° | 73° | — | — |
| 2025 | 66° | 53° | 60° | — | — |
| 2024 | 69° | 47° | 58° | — | — |
| 2023 | 71° | 44° | 58° | — | — |
| 2022 | 59° | 50° | 55° | 1.78" | — |
| 2021 | 88° | 49° | 68° | — | — |
| 2020 | 65° | 43° | 54° | — | — |
| 2019 | 72° | 56° | 64° | — | — |
| 2018 | 78° | 48° | 63° | — | — |
| 2017 | 78° | 46° | 62° | — | — |
| 2016 | 67° | 50° | 58° | — | — |
| 2015warmest | 89° | 58° | 73° | — | — |
| 2014 | 74° | 47° | 60° | — | — |
| 2013 | 79° | 50° | 64° | — | — |
| 2012 | 68° | 43° | 55° | — | — |
| 2011 | 66° | 51° | 59° | — | — |
| 2010 | 82° | 44° | 63° | — | — |
| 2009 | 82° | 48° | 65° | — | — |
| 2008 | 71° | 50° | 61° | — | — |
| 2007 | 68° | 41° | 55° | — | — |
| 2006 | 56° | 50° | 53° | 2.97" | — |
| 2005 | 65° | 49° | 57° | 0.03" | — |
| 2004 | 90° | 49° | 69° | — | — |
| 2003 | 72° | 61° | 66° | — | — |
| 2002 | 60° | 49° | 54° | 0.03" | — |
| 2001 | 71° | 50° | 61° | — | — |
| 2000 | 60° | 51° | 56° | — | — |
| 1999 | 72° | 44° | 58° | — | — |
| 1984 | 81° | 43° | 62° | — | — |
| 1983 | 63° | 49° | 56° | — | — |
| 1982 | 60° | 49° | 54° | — | — |
| 1981 | 64° | 39° | 52° | — | — |
| 1980 | 71° | 42° | 57° | — | — |
| 1979 | 57° | 47° | 52° | 1.91" | — |
| 1978 | 75° | 53° | 64° | — | — |
| 1977 | 62° | 48° | 55° | — | — |
| 1976 | 65° | 47° | 56° | — | — |
| 1975coldest | 58° | 37° | 47° | — | — |
| 1974 | 60° | 43° | 51° | — | — |
| 1973 | 57° | 45° | 51° | 1.52" | — |
| 1972 | 66° | 34° | 50° | — | — |
| 1971 | 83° | 44° | 63° | — | — |
42 years of data from ONTARIO INTL AP