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

63°F

17°C

Humidity 61%
Wind Speed WNW 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 49°F (9°C)
Visibility NA
Last update 02 Dec 03:10 PM PST
Extended Forecast for

Rancho Santa Margarita CA

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 47. West wind around 5 mph becoming calm.

    Low: 47 °F

    Patchy Fog

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 66. Light and variable wind becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 66 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Breezy, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 46 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 68. Breezy, with a northeast wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 68 °F

    Sunny and
    Breezy then
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47. Northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog. Otherwise, cloudy, with a low around 47. West wind around 5 mph becoming calm.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 66. Light and variable wind becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 46. Breezy, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph.
Thursday
Sunny, with a high near 68. Breezy, with a northeast wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Thursday Night
Clear, with a low around 47. Northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rancho Santa Margarita CA
 33.66°N 117.61°W (Elev. 1198 ft)
Last Update:
1:02 pm PST Dec 2, 2025
Forecast Valid:
3pm PST Dec 2, 2025-6pm PST Dec 9, 2025
 
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