National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

CW5283 Foothill Ranch (C5283)

Lat: 33.685°NLon: 117.65583°WElev: 970.0ft.

NA

77°F

25°C

Humidity 23%
Wind Speed W 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 36°F (2°C)
Visibility NA
Heat Index77°F (25°C)
Last update 19 Jan 02:10 PM PST
Extended Forecast for

4 Miles N Rancho Santa Margarita CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 72. Calm wind becoming north around 5 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Northeast wind 5 to 10 mph becoming light and variable in the morning.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. East wind around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 66. East wind around 5 mph becoming calm in the afternoon.

    High: 66 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 10am. Partly sunny, with a high near 61. Chance of precipitation is 20%.

    High: 61 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51.

    Low: 51 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 72. Calm wind becoming north around 5 mph.
Tonight
Mostly clear, with a low around 56. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 71. Northeast wind 5 to 10 mph becoming light and variable in the morning.
Tuesday Night
Mostly clear, with a low around 53. East wind around 5 mph.
Wednesday
Increasing clouds, with a high near 66. East wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
A slight chance of showers after 10am. Partly sunny, with a high near 61. Chance of precipitation is 20%.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Rancho Santa Margarita CA
 33.71°N 117.6°W (Elev. 2428 ft)
Last Update:
11:07 am PST Jan 19, 2026
Forecast Valid:
2pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation