Rancho Cucamonga, CA Weather - Extended Forecast

Sunday

Showers

High:
63°F

Showers, with thunderstorms also possible after 11am. High near 63. Chance of precipitation is 90%.

Sunday Night

Chance of showers

Overnight low:
48°F

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

Monday

Chance of showers and thunderstorms

High:
65°F

A slight chance of showers. Mostly sunny, with a high near 65.

Monday Night

Partly cloudy

Overnight low:
49°F

Partly cloudy, with a low around 49.

Tuesday

Sunny

High:
72°F

Tuesday Night

Clear

Overnight low:
51°F

Wednesday

Sunny

High:
77°F

Wednesday Night

Partly cloudy

Overnight low:
53°F

Thursday

Mostly sunny

High:
76°F