Thursday
Chance of showers and thunderstorms
High:
62°F
A slight chance of showers before 11am. Partly sunny, with a high near 62. Chance of precipitation is 20%.
Rancho Cucamonga, CA Weather - Extended Forecast
Thursday Night
Patchy drizzle
Overnight low:
53°F
Patchy drizzle after 11pm. Mostly cloudy, with a low around 53.
Friday
Patchy drizzle
High:
68°F
Patchy drizzle with a slight chance of showers before 11am. Partly sunny, with a high near 68.
Friday Night
Partly cloudy
Overnight low:
51°F
Partly cloudy, with a low around 51.
Saturday
Sunny
High:
73°F
Saturday Night
Mostly clear
Overnight low:
53°F
Sunday
Sunny
High:
78°F
Sunday Night
Mostly clear
Overnight low:
56°F
Monday
Sunny
High:
81°F