Currently: 64 °F. Passing clouds. (Weather station: John Wayne Airport-Orange County Airport, USA). See more current weatherHour-by-hour Forecast in Costa Mesa — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 9:00 am Sat, Mar 21 |  | 65 °F | Partly cloudy. | 65 °F | 2 mph | ↑ | 78% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 am |  | 69 °F | Mostly cloudy. | 69 °F | 3 mph | ↑ | 70% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 am |  | 73 °F | Cloudy. | 76 °F | 3 mph | ↑ | 61% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm | | 76 °F | Cloudy. | 78 °F | 5 mph | ↑ | 55% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 76 °F | Mostly cloudy. | 78 °F | 7 mph | ↑ | 53% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 77 °F | Mostly cloudy. | 79 °F | 9 mph | ↑ | 51% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 76 °F | Mostly cloudy. | 78 °F | 9 mph | ↑ | 52% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm | | 75 °F | Cloudy. | 78 °F | 8 mph | ↑ | 54% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm | | 74 °F | Overcast. | 77 °F | 8 mph | ↑ | 58% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm | | 72 °F | Overcast. | 76 °F | 6 mph | ↑ | 62% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 70 °F | Overcast. | 75 °F | 5 mph | ↑ | 67% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm |  | 67 °F | Overcast. | 67 °F | 4 mph | ↑ | 76% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm | | 64 °F | Overcast. | 64 °F | 4 mph | ↑ | 82% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 63 °F | Cloudy. | 63 °F | 5 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm | | 63 °F | Cloudy. | 63 °F | 5 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Sun, Mar 22 | | 62 °F | Cloudy. | 62 °F | 5 mph | ↑ | 84% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am | | 62 °F | Overcast. | 62 °F | 4 mph | ↑ | 85% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am | | 61 °F | Overcast. | 61 °F | 4 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 61 °F | Overcast. | 61 °F | 3 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 am | | 60 °F | Overcast. | 60 °F | 3 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 am | | 60 °F | Overcast. | 61 °F | 3 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 am | | 59 °F | Cloudy. | 60 °F | 3 mph | ↑ | 87% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am | | 59 °F | Cloudy. | 60 °F | 3 mph | ↑ | 87% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am | | 61 °F | Cloudy. | 61 °F | 3 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Saturday, March 21, 2026 6:42:39 am Costa Mesa time - Weather by CustomWeather, © 2026 | |||||||||