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Cajon, California Weather Forecast
Cajon, California Weather
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Weather Forecast for Cajon, California : San Bernardino County
Issued: 2:24 am PST Dec 18, 2025 Latitude: 34.2988931 Longitude: -117.4564384 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Sunny on Today Mostly Clear on Tonight Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday 20% chance of rain on Tuesday Rain on Wednesday
High: 78°F Low: 55°F High: 73°F High: 71°F High: 69°F High: 69°F High: 63°F High: 57°F
Low: 52°F Low: 52°F Low: 53°F Low: 50°F Low: 51°F  
Sunny Mostly Clear Sunny Mostly Sunny Partly Sunny Partly Sunny Rain Rain
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Current Conditions at
ONTARIO - (KONT)
54°
Partly Cloudy
as of 3:53 AM PST
Rel. Humidity: 66%
Dew Point: 43°F
Visibility: 9 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 30000ft
Current Conditions at
VICTORVILLE - (KVCV)
45°
Clear
as of 3:55 AM PST
Rel. Humidity: 81%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
7 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
RIVERSIDE - (KRAL)
48°
Clear
as of 3:53 AM PST
Rel. Humidity: 87%
Dew Point: 45°F
Visibility: 7 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
CHINO - (KCNO)
46°
Clear
Mist
as of 3:53 AM PST
Rel. Humidity: 93%
Dew Point: 45°F
Visibility: 2 1/2 Miles
Pressure: 29.96 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 78. North wind 5 to 15 mph, with gusts as high as 20 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 55. Calm wind becoming southeast around 5 mph after midnight.

Sunny on Friday Friday... Sunny, with a high near 73. South wind 10 to 20 mph, with gusts as high as 30 mph.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 52. South wind 5 to 15 mph, with gusts as high as 20 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 71. East wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 20 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 52.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 69.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 53.

Partly Sunny on Monday Monday... Partly sunny, with a high near 69.

10% chance of rain Monday Night Monday Night... A slight chance of showers after 4am. Mostly cloudy, with a low around 50.

20% chance of rain Tuesday Tuesday... A chance of rain. Partly sunny, with a high near 63.

70% chance of rain Tuesday Night Tuesday Night... Rain likely. The rain could be heavy at times. Mostly cloudy, with a low around 51.

Rain on Wednesday Wednesday... Rain. The rain could be heavy at times. Mostly cloudy, with a high near 57.

Current Radar Image


Sun Almanac for Cajon, California
Sunrise: 06:51 AM
Sunset: 4:43 PM
Civil Sunrise:06:23 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:52 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:21 AM
Astro Sunset: 6:12 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.