Home   Weather   USA   Rancho Santa Margarita
Flag for USA

Weather in Rancho Santa Margarita, California, USA

Now
64 °F

Clear.


Feels Like: 64 °F
Forecast: 86 / 59 °F
Wind: 3 mph from Southwest

Location: John Wayne Airport-Orange County Airport
Current Time: Mar 21, 2026 at 5:26:10 am
Latest Report: Mar 21, 2026 at 4:53 am
Visibility: 10 mi
Pressure: 29.90 "Hg
Humidity: 90%
Dew Point: 61 °F

Upcoming 5 hours

Now 6:00 am 7:00 am 8:00 am 9:00 am 10:00 am
64 °F 63 °F 62 °F 66 °F 71 °F 76 °F

See more hour-by-hour weather

Forecast for the next 48 hours

Scroll right to see more
  Saturday Sunday
  Night Morning Afternoon Evening Night Morning Afternoon
Forecast
Temperature 65 °F 71 °F 85 °F 68 °F 60 °F 67 °F 81 °F
Clear. Broken clouds. Cloudy. Overcast. Overcast. Overcast. Partly cloudy.
Feels Like 65 °F 77 °F 83 °F 68 °F 60 °F 67 °F 80 °F
Wind Speed 1 mph 1 mph 8 mph 2 mph 2 mph 2 mph 6 mph
Wind Direction ESE
SW
WSW
WSW
SE
SSE
SW
Humidity 61% 49% 32% 58% 67% 48% 34%
Dew Point 51 °F 51 °F 52 °F 53 °F 49 °F 47 °F 50 °F
Visibility 7 mi 6 mi 6 mi 6 mi 8 mi 6 mi 6 mi
Probability of Precipitation 0% 0% 0% 0% 0% 0% 0%
Amount of Rain 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
Amount of Snow 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
* Updated Saturday, March 21, 2026 12:42:42 am Rancho Santa Margarita time - Weather by CustomWeather, © 2026

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

Clear. 86 / 64 °F
Humidity: 63%. Wind: 4 mph from Southwest

More weather last week

Currently at nearby stations

60 °F

Chino Airport: (23 mi)

Clear.

55 °F

Riverside / March Air Force Base: (27 mi)

Clear.

60 °F

Los Alamitos U. S. Army Airfield: (28 mi)

Fog.

More weather in USA

Forecast for the next 2 weeks

Scroll right to see more
Sun Mon Tue Wed Thu Fri Sat
15
16
17
18
19
20

View historic weather

Detailed forecast for 14 days