 |
 Current Costa Mesa Weather Conditions |
Updated December 14th at 5:53 pm |
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| Mostly Clear |
| Temperature: | 61°F |
Dew Point: | 55°F |
| Barometer: | 30.06 inHg |
Wind: | N 6 Mph |
| Humidity: | 82.4% |
Visibility: | 0M |
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| Costa Mesa Weather Forecast Summary |
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Today
Dec 14th
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Monday
Dec 15th
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Tuesday
Dec 16th
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Wednesday
Dec 17th
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Thursday
Dec 18th
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 |
 |
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Cloudy |
Mix of Cloud and Sun |
Cloudy |
Cloudy |
Cloudy |
71°F
|
75°F
56°F |
76°F
58°F |
72°F
57°F |
74°F
58°F |
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| Costa Mesa Detailed Weather Forecast |
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| Sunday, December 14th, 2025 |
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Evening |
Temperature: 58°F |
| Clear. |
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| Monday, December 15th, 2025 |
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Overnight |
Temperature: 56°F |
| Clear. |
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Morning |
Temperature: 73°F |
| Sunny. |
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Afternoon |
Temperature: 65°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 61°F |
| Clear with cloudy periods. |
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| Tuesday, December 16th, 2025 |
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Overnight |
Temperature: 58°F |
| Clear. |
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Morning |
Temperature: 74°F |
| Sunny. |
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Afternoon |
Temperature: 65°F |
| Sunny. |
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Evening |
Temperature: 60°F |
| Cloudy. |
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| Wednesday, December 17th, 2025 |
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Overnight |
Temperature: 58°F |
| Cloudy. |
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Morning |
Temperature: 71°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 63°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 59°F |
| A mix of cloudy and clear skies. |
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| Thursday, December 18th, 2025 |
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Overnight |
Temperature: 58°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 73°F |
| Cloudy. |
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Afternoon |
Temperature: 65°F |
| Cloudy. |
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Evening |
Temperature: 60°F |
| Cloudy. |
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| Friday, December 19th, 2025 |
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Overnight |
Temperature: 58°F |
| Cloudy. |
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Morning |
Temperature: 70°F |
| Cloudy. |
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Afternoon |
Temperature: 62°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 55°F |
| A mix of cloudy and clear skies. |
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| Saturday, December 20th, 2025 |
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Overnight |
Temperature: 53°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 65°F |
| Cloudy. |
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Afternoon |
Temperature: 58°F |
| Cloudy. |
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Evening |
Temperature: 55°F |
| Cloudy. |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: 54°F |
| Cloudy. |
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Morning |
Temperature: 66°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 61°F |
| Cloudy. |
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Evening |
Temperature: 56°F |
| Cloudy. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 54°F |
| Cloudy. |
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Morning |
Temperature: 66°F |
| Cloudy. |
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Afternoon |
Temperature: 60°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 55°F |
| A mix of cloudy and clear skies. |
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