National Weather Service Forecast for: 3 Miles SE Rancho Cucamonga CA
Issued by: National Weather Service San Diego, CA
Updated: 1:35 am PDT Jun 14, 2025
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 90. West wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny
 Tonight

Tonight: Mostly clear, with a low around 65. West wind 5 to 10 mph becoming light and variable in the evening.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 94. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 67. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Mostly Clear
 Monday

Monday: Sunny, with a high near 93. Light south wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 65.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 91.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 65.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 92.
Sunny
Hi 90 °F Lo 65 °F Hi 94 °F Lo 67 °F Hi 93 °F Lo 65 °F Hi 91 °F Lo 65 °F Hi 92 °F

 

This Afternoon
 
 Mostly sunny, with a high near 90. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
 
 Mostly clear, with a low around 65. West wind 5 to 10 mph becoming light and variable in the evening.
Sunday
 
 Sunny, with a high near 94. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
 
 Mostly clear, with a low around 67. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Monday
 
 Sunny, with a high near 93. Light south wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
 
 Mostly clear, with a low around 65.
Tuesday
 
 Sunny, with a high near 91.
Tuesday Night
 
 Mostly clear, with a low around 65.
Wednesday
 
 Sunny, with a high near 92.
Wednesday Night
 
 Mostly clear, with a low around 64.
Juneteenth
 
 Sunny, with a high near 90.
Thursday Night
 
 Clear, with a low around 64.
Friday
 
 Sunny, with a high near 89.

 

Forecast from NOAA-NWS for 3 Miles SE Rancho Cucamonga CA.