Currently: 63 °F. Passing clouds. (Weather station: John Wayne Airport-Orange County Airport, USA). See more current weatherPast Weather in Rancho Santa Margarita — Graph
Rancho Santa Margarita Temperature Yesterday
Maximum temperature yesterday: 75 °F (at 12:53 pm)
Minimum temperature yesterday: 60 °F (at 5:53 am)
Average temperature yesterday: 66 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 78 °F (Apr 18, 3:53 pm) | 93% (Apr 8, 6:53 am) | 30.11 "Hg (Apr 8, 6:53 am) |
| Low | 56 °F (Apr 14, 3:53 am) | 21% (Apr 18, 3:53 pm) | 29.85 "Hg (Apr 19, 5:53 am) |
| Average | 65 °F | 71% | 29.97 "Hg |
| * Reported Apr 5 8:53 pm — Apr 20 8:53 pm, Rancho Santa Margarita. Weather by CustomWeather, © 2026 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Rancho Santa Margarita Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 8:53 pm Mon, Apr 20 | | 63 °F | Passing clouds. | 6 mph | ↑ | 75% | 29.99 "Hg | 10 mi |
| 7:53 pm | | 64 °F | Passing clouds. | 7 mph | ↑ | 68% | 29.96 "Hg | 10 mi |
| 6:53 pm |  | 65 °F | Scattered clouds. | 8 mph | ↑ | 63% | 29.96 "Hg | 10 mi |
| 5:53 pm | | 67 °F | Scattered clouds. | 8 mph | ↑ | 59% | 29.95 "Hg | 10 mi |
| 3:53 pm | | 69 °F | Scattered clouds. | 8 mph | ↑ | 61% | 29.97 "Hg | 10 mi |
| 2:53 pm | | 70 °F | Scattered clouds. | 9 mph | ↑ | 53% | 29.98 "Hg | 10 mi |
| 1:53 pm | | 72 °F | Passing clouds. | 9 mph | ↑ | 46% | 29.99 "Hg | 10 mi |
| 12:53 pm | | 69 °F | Passing clouds. | 8 mph | ↑ | 59% | 30.00 "Hg | 10 mi |
| 11:53 am | | 70 °F | Passing clouds. | 8 mph | ↑ | 59% | 30.00 "Hg | 10 mi |
| 10:53 am | | 69 °F | Passing clouds. | 6 mph | ↑ | 53% | 30.00 "Hg | 10 mi |
| 9:53 am | | 65 °F | Scattered clouds. | No wind | ↑ | 66% | 30.00 "Hg | 10 mi |
| 9:21 am | | 65 °F | Scattered clouds. | No wind | ↑ | 68% | 30.01 "Hg | 10 mi |
| 8:53 am |  | 63 °F | Partly sunny. | 3 mph | ↑ | 75% | 30.01 "Hg | 10 mi |
| 7:53 am | | 61 °F | Passing clouds. | No wind | ↑ | 81% | 30.00 "Hg | 10 mi |
| 6:53 am | | 58 °F | Scattered clouds. | No wind | ↑ | 87% | 29.98 "Hg | 10 mi |
| 5:53 am | | 58 °F | Passing clouds. | No wind | ↑ | 87% | 29.96 "Hg | 10 mi |
| 4:53 am |  | 59 °F | Clear. | No wind | ↑ | 87% | 29.96 "Hg | 10 mi |
| 3:53 am | | 59 °F | Clear. | No wind | ↑ | 87% | 29.95 "Hg | 10 mi |
| 2:53 am | | 60 °F | Clear. | 3 mph | ↑ | 83% | 29.96 "Hg | 10 mi |
| 1:53 am | | 61 °F | Clear. | No wind | ↑ | 87% | 29.96 "Hg | 10 mi |
| 12:53 am | | 62 °F | Clear. | 5 mph | ↑ | 83% | 29.96 "Hg | 10 mi |
| 11:53 pm Sun, Apr 19 | | 62 °F | Clear. | 3 mph | ↑ | 83% | 29.95 "Hg | 10 mi |
| 10:53 pm | | 63 °F | Passing clouds. | 6 mph | ↑ | 84% | 29.95 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||