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 35.3 °C. This suggests typical weather patterns without significant deviations.
Select a month and click on a day for more information:
Saturday
Aug 1
35° / 21°
Sunday
Aug 2
36° / 21°
Monday
Aug 3
36° / 21°
Tuesday
Aug 4
37° / 17°
Wednesday
Aug 5
35° / 17°
Thursday
Aug 6
36° / 21°
Friday
Aug 7
36° / 21°
Saturday
Aug 8
37° / 22°
Sunday
Aug 9
37° / 23°
Monday
Aug 10
35° / 22°
Tuesday
Aug 11
34° / 21°
Wednesday
Aug 12
33° / 21°
Thursday
Aug 13
33° / 19°
Friday
Aug 14
34° / 19°
Saturday
Aug 15
35° / 19°
Sunday
Aug 16
36° / 22°
Monday
Aug 17
38° / 23°
Tuesday
Aug 18
34° / 19°
Wednesday
Aug 19
33° / 20°
Thursday
Aug 20
32° / 20°
Friday
Aug 21
32° / 20°
Saturday
Aug 22
33° / 20°
Sunday
Aug 23
33° / 19°
Monday
Aug 24
33° / 19°
Tuesday
Aug 25
34° / 20°
Wednesday
Aug 26
35° / 20°
Thursday
Aug 27
35° / 19°
Friday
Aug 28
33° / 19°
Saturday
Aug 29
36° / 21°
Sunday
Aug 30
36° / 21°
Monday
Aug 31
34° / 21°
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.