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Cucamonga, CA Weather Forecast

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Cucamonga, CA Weather Forecast

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Cucamonga CA weather - Clear - 66°F
Clear
66°F
Updated 10:34 pm
Feels Like 65°F
Humidity 54%
Wind WSW 5 mph
Barometer  30.01 in
Dew Point 49°F
Cucamonga CA weather - Clear - 19°C
Clear
19°C
Updated 10:34 pm
Feels Like 19°C
Humidity 54%
Wind WSW 8 km/h
Barometer  101.6 kPa
Dew Point 9°C
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Cucamonga Weather Forecast

TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
Cucamonga, CA Weather - Tonight Clear Cucamonga, CA Weather - Sunday Mostly Sunny Cucamonga, CA Weather - Sunday Night Mostly Clear Cucamonga, CA Weather - Monday Mostly Sunny Cucamonga, CA Weather - Monday Night Clear Cucamonga, CA Weather - Tuesday Mostly Sunny Cucamonga, CA Weather - Tuesday Night Partly Cloudy Cucamonga, CA Weather - Wednesday Partly Cloudy Cucamonga, CA Weather - Wednesday Night Partly Cloudy Cucamonga, CA Weather - Thursday Partly Cloudy Cucamonga, CA Weather - Thursday Night Chance Of Showers Cucamonga, CA Weather - Friday Chance Of Showers
Clear Mostly Sunny Mostly Clear Mostly Sunny Clear Mostly Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Chance of Showers Chance of Showers
Lo: 55°FLo: 13°C Hi: 79°FHi: 26°C
 Lo: 56°FLo: 13°C Hi: 80°FHi: 27°C
 Lo: 54°FLo: 12°C Hi: 78°FHi: 26°C
 Lo: 54°FLo: 12°C Hi: 77°FHi: 25°C
 Lo: 55°FLo: 13°C Hi: 73°FHi: 23°C
 Lo: 55°FLo: 13°C Hi: 69°FHi: 21°C
POP = Probability of Precipitation.
Weather Outlook Updated: 1209 PM PDT Sat Oct 24 2026 Cucamonga, CA Weather - WeatherWorld.com

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Cucamonga Forecast Discussion

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Issued: 1022 PM PDT Sat Oct 24 2026

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...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...

...UPDATED AVIATION DISCUSSION...

At 11 AM, the pressure gradient from San Diego to Tonopah, NV was running 5.6 mb offshore. Winds had come down from their peak with only place with wind gusts over 30 mph was directly below the Cajon Pass. Earlier today gusts to 45 mph were observed near the Cajon Pass. Weak offshore flow will continue into Sunday, becoming...