Rancho Santa Margarita, California Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

No Watches or Warnings for Rancho Santa Margarita
Change location by the zip code or city,state: or search for other weather forecast locations in California by name.
Weather Forecast for Rancho Santa Margarita, California : Orange County
Issued: 12:34 pm PDT Oct 17, 2025 Latitude: 33.640855 Longitude: -117.603104 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Clear on Overnight Sunny on Saturday Mostly Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday Morning Fog on Wednesday Patchy Fog on Thursday Mostly Sunny on Friday
Low: 57°F High: 83°F High: 82°F High: 81°F High: 75°F High: 70°F High: 75°F High: 73°F
Low: 59°F Low: 58°F Low: 57°F Low: 54°F Low: 53°F Low: 55°F  
Mostly Clear Sunny Mostly Sunny Sunny Mostly Sunny Morning Fog Patchy Fog Mostly Sunny
-
Current Conditions at
SANTA ANA - (KSNA)
63°
Clear
as of 12:53 AM PDST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CHINO - (KCNO)
61°
Clear
as of 12:53 AM PDST
Rel. Humidity: 55%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
7 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
RIVERSIDE - (KRAL)
61°
Clear
as of 12:53 AM PDST
Rel. Humidity: 55%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
5 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
MARCH AFB - (KRIV)
55°
Clear
as of 12:55 AM PDST
Rel. Humidity: 62%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 57. Northeast wind around 5 mph.
Sunny on Saturday Saturday... Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 59. Calm wind becoming northwest around 5 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 58. Calm wind.
Sunny on Monday Monday... Sunny, with a high near 81.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 57.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 75.
Patchy Fog on Tuesday Night Tuesday Night... Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 54.
Morning Fog on Wednesday Wednesday... Patchy fog before 11am. Otherwise, mostly sunny, with a high near 70.
Patchy Fog on Wednesday Night Wednesday Night... Patchy fog. Otherwise, partly cloudy, with a low around 53.
Patchy Fog on Thursday Thursday... Patchy fog. Otherwise, mostly sunny, with a high near 75.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 55.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 73.
Current Radar Image


Sun Almanac for Rancho Santa Margarita, California
Sunrise: 06:58 AM
Sunset: 6:13 PM
Civil Sunrise:06:33 AM
Civil Sunset: 6:38 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 7:07 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 7:36 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.