Rancho Cucamonga, CA Weather - Extended Forecast

Thursday

Chance of showers and thunderstorms

High:
57°F

Showers likely, mainly after 4pm. Partly sunny, with a high near 57. Southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Heavy rain

Overnight low:
46°F

Showers. The rain could be heavy at times. Low around 46. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

Friday

Chance of showers

High:
59°F

A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 50%.

Friday Night

Chance of showers

Overnight low:
48°F

A chance of showers, mainly before 4am. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.

Saturday

Chance of showers and thunderstorms

High:
66°F

Saturday Night

Mostly clear

Overnight low:
47°F

Sunday

Sunny

High:
69°F

Sunday Night

Mostly clear

Overnight low:
48°F

Monday

Sunny

High:
69°F

Monday Night

Mostly clear

Overnight low:
49°F

Tuesday

Mostly sunny

High:
67°F