Historical Weather Records & Monthly Climate for Rancho Cucamonga, CA
All-Time High
118°F
All-Time Low
25°F
Max Daily Snow
5.5"
Max Daily Rain
3.62"
Max Snow Depth
0
Monthly Climate Averages for Rancho Cucamonga, CA
Based on 30 years of historical data (1994 - 2023)
| Month | High (°F) | Low (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|
| January | 63° | 43° | 3.54" | 0.01" |
| February | 64° | 43° | 3.78" | 0.29" |
| March | 68° | 46° | 2.5" | 0.02" |
| April | 72° | 49° | 1.26" | 0.01" |
| May | 77° | 54° | 0.58" | 0 |
| June | 84° | 59° | 0.11" | 0 |
| July | 91° | 65° | 0.09" | 0 |
| August | 92° | 66° | 0.12" | 0 |
| September | 88° | 64° | 0.35" | 0 |
| October | 80° | 56° | 0.85" | 0 |
| November | 71° | 49° | 1.27" | 0 |
| December | 62° | 43° | 2.81" | 0.04" |
More Historical Climate Data for Cities in
CA