The long-range forecast for Rancho Cucamonga indicates that current temperatures are within the expected ranges for this time of year, aligning closely with the historical average of 18.6 °C. This suggests typical weather patterns without significant deviations.
Select a month and click on a day for more information:
Monday
Dec 1
20° / 10°
Tuesday
Dec 2
19° / 9°
Wednesday
Dec 3
20° / 8°
Thursday
Dec 4
20° / 9°
Friday
Dec 5
23° / 10°
Saturday
Dec 6
21° / 9°
Sunday
Dec 7
25° / 9°
Monday
Dec 8
23° / 9°
Tuesday
Dec 9
24° / 11°
Wednesday
Dec 10
23° / 11°
Thursday
Dec 11
22° / 10°
Friday
Dec 12
21° / 10°
Saturday
Dec 13
18° / 10°
Sunday
Dec 14
14° / 11°
Monday
Dec 15
13° / 10°
Tuesday
Dec 16
12° / 9°
Wednesday
Dec 17
11° / 7°
Thursday
Dec 18
12° / 7°
Friday
Dec 19
19° / 9°
Saturday
Dec 20
18° / 10°
Sunday
Dec 21
19° / 10°
Monday
Dec 22
18° / 9°
Tuesday
Dec 23
18° / 9°
Wednesday
Dec 24
17° / 9°
Thursday
Dec 25
18° / 8°
Friday
Dec 26
17° / 9°
Saturday
Dec 27
14° / 8°
Sunday
Dec 28
16° / 7°
Monday
Dec 29
14° / 8°
Tuesday
Dec 30
13° / 8°
Wednesday
Dec 31
14° / 7°
Rancho Cucamonga 30 days weather forecast
Check out our estimated 30 days weather forecast for Rancho Cucamonga, this data is based on the average weather in Rancho Cucamonga in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Rancho Cucamonga next to the desired date.