Weather on December 26
Rancho Cucamonga, CA
55 Years of Data
About This Date
December 26th in Rancho Cucamonga, CA typically brings mild winter weather, with average highs around 64°F and lows near 42°F. Over 40 years of records, the warmest December 26th was in 1980 (65°F average), while the coldest was 2008 (42°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 20% of December 26th dates historically, with the wettest December 26th recording 4.19" 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 December 26th in Rancho Cucamonga, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 52° | 55° | 1.07" | — |
| 2024 | 66° | 46° | 56° | — | — |
| 2023 | 67° | 48° | 57° | — | — |
| 2022 | 79° | 48° | 63° | — | — |
| 2021 | 55° | 43° | 49° | 0.41" | — |
| 2020 | 69° | 41° | 55° | — | — |
| 2019 | 50° | 41° | 46° | 4.19" | — |
| 2018 | 64° | 40° | 52° | — | — |
| 2017 | 70° | 41° | 55° | — | — |
| 2016 | 60° | 35° | 48° | — | — |
| 2015 | 58° | 42° | 50° | — | — |
| 2014 | 60° | 39° | 50° | — | — |
| 2013 | 82° | 42° | 62° | — | — |
| 2012 | 58° | 41° | 49° | 0.61" | — |
| 2011 | 71° | 37° | 54° | — | — |
| 2010 | 58° | 47° | 52° | 0.33" | — |
| 2009 | 59° | 36° | 47° | — | — |
| 2008coldest | 52° | 32° | 42° | — | — |
| 2007 | 59° | 37° | 48° | — | — |
| 2006 | 71° | 45° | 58° | — | — |
| 2005 | 61° | 53° | 57° | 0.03" | — |
| 2004 | 57° | 41° | 49° | — | — |
| 2003 | 55° | 38° | 46° | — | — |
| 2002 | 62° | 41° | 52° | — | — |
| 2001 | 69° | 37° | 53° | — | — |
| 2000 | 73° | 46° | 60° | — | — |
| 1999 | 73° | 42° | 58° | — | — |
| 1998 | 71° | 38° | 54° | — | — |
| 1983 | 58° | 53° | 55° | — | — |
| 1981 | 63° | 35° | 49° | — | — |
| 1980warmest | 83° | 48° | 65° | — | — |
| 1979 | 57° | 43° | 50° | — | — |
| 1978 | 68° | 39° | 54° | — | — |
| 1977 | 60° | 52° | 56° | 3.15" | — |
| 1976 | 73° | 42° | 58° | — | — |
| 1975 | 72° | 42° | 57° | — | — |
| 1974 | 56° | 31° | 43° | — | — |
| 1973 | 64° | 37° | 51° | — | — |
| 1972 | 73° | 44° | 59° | — | — |
| 1971 | 51° | 39° | 45° | 0.05" | — |
Rancho Cucamonga, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Rancho Cucamonga, CA Monthly Precipitation
Average rainfall per month, in inches.
Rancho Cucamonga, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Rancho Cucamonga, CA
Rancho Cucamonga, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.